*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* 4MV & hq & b-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
*/
-
+
/**
* @file mpegvideo.c
* The simplest mpeg encoder (well, it was the simplest!).
- */
-
+ */
+
#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
#ifdef CONFIG_ENCODERS
static void encode_picture(MpegEncContext *s, int picture_number);
#endif //CONFIG_ENCODERS
-static void dct_unquantize_mpeg1_intra_c(MpegEncContext *s,
+static void dct_unquantize_mpeg1_intra_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
-static void dct_unquantize_mpeg1_inter_c(MpegEncContext *s,
+static void dct_unquantize_mpeg1_inter_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
static void dct_unquantize_mpeg2_intra_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
+static void dct_unquantize_mpeg2_intra_bitexact(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale);
static void dct_unquantize_mpeg2_inter_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
-static void dct_unquantize_h263_intra_c(MpegEncContext *s,
+static void dct_unquantize_h263_intra_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
-static void dct_unquantize_h263_inter_c(MpegEncContext *s,
+static void dct_unquantize_h263_inter_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
static void draw_edges_c(uint8_t *buf, int wrap, int width, int height, int w);
#ifdef CONFIG_ENCODERS
for(qscale=qmin; qscale<=qmax; qscale++){
int i;
- if (dsp->fdct == ff_jpeg_fdct_islow
+ if (dsp->fdct == ff_jpeg_fdct_islow
#ifdef FAAN_POSTSCALE
|| dsp->fdct == ff_faandct
#endif
/* 19952 <= aanscales[i] * qscale * quant_matrix[i] <= 249205026 */
/* (1<<36)/19952 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */
/* 3444240 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= 275 */
-
- qmat[qscale][i] = (int)((uint64_t_C(1) << QMAT_SHIFT) /
+
+ qmat[qscale][i] = (int)((uint64_t_C(1) << QMAT_SHIFT) /
(qscale * quant_matrix[j]));
}
} else if (dsp->fdct == fdct_ifast
/* 19952 <= aanscales[i] * qscale * quant_matrix[i] <= 249205026 */
/* (1<<36)/19952 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */
/* 3444240 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= 275 */
-
- qmat[qscale][i] = (int)((uint64_t_C(1) << (QMAT_SHIFT + 14)) /
+
+ qmat[qscale][i] = (int)((uint64_t_C(1) << (QMAT_SHIFT + 14)) /
(aanscales[i] * qscale * quant_matrix[j]));
}
} else {
qmat16[qscale][1][i]= ROUNDED_DIV(bias<<(16-QUANT_BIAS_SHIFT), qmat16[qscale][0][i]);
}
}
-
+
for(i=intra; i<64; i++){
int64_t max= 8191;
if (dsp->fdct == fdct_ifast
) {
max= (8191LL*aanscales[i]) >> 14;
}
- while(((max * qmat[qscale][i]) >> shift) > INT_MAX){
+ while(((max * qmat[qscale][i]) >> shift) > INT_MAX){
shift++;
}
}
static inline void update_qscale(MpegEncContext *s){
s->qscale= (s->lambda*139 + FF_LAMBDA_SCALE*64) >> (FF_LAMBDA_SHIFT + 7);
s->qscale= clip(s->qscale, s->avctx->qmin, s->avctx->qmax);
-
+
s->lambda2= (s->lambda*s->lambda + FF_LAMBDA_SCALE/2) >> FF_LAMBDA_SHIFT;
}
#endif //CONFIG_ENCODERS
void ff_init_scantable(uint8_t *permutation, ScanTable *st, const uint8_t *src_scantable){
int i;
int end;
-
+
st->scantable= src_scantable;
for(i=0; i<64; i++){
st->inverse[j] = i;
#endif
}
-
+
end=-1;
for(i=0; i<64; i++){
int j;
}
#endif //CONFIG_ENCODERS
+const uint8_t *ff_find_start_code(const uint8_t * restrict p, const uint8_t *end, uint32_t * restrict state){
+ int i;
+
+ assert(p<=end);
+ if(p>=end)
+ return end;
+
+ for(i=0; i<3; i++){
+ uint32_t tmp= *state << 8;
+ *state= tmp + *(p++);
+ if(tmp == 0x100 || p==end)
+ return p;
+ }
+
+ while(p<end){
+ if (p[-1] > 1 ) p+= 3;
+ else if(p[-2] ) p+= 2;
+ else if(p[-3]|(p[-1]-1)) p++;
+ else{
+ p++;
+ break;
+ }
+ }
+
+ p= FFMIN(p, end)-4;
+ *state= be2me_32(unaligned32(p));
+
+ return p+4;
+}
+
/* init common dct for both encoder and decoder */
int DCT_common_init(MpegEncContext *s)
{
s->dct_unquantize_mpeg1_intra = dct_unquantize_mpeg1_intra_c;
s->dct_unquantize_mpeg1_inter = dct_unquantize_mpeg1_inter_c;
s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_c;
+ if(s->flags & CODEC_FLAG_BITEXACT)
+ s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_bitexact;
s->dct_unquantize_mpeg2_inter = dct_unquantize_mpeg2_inter_c;
#ifdef CONFIG_ENCODERS
s->dct_quantize= dct_quantize_c;
s->denoise_dct= denoise_dct_c;
#endif //CONFIG_ENCODERS
-
+
#ifdef HAVE_MMX
MPV_common_init_mmx(s);
#endif
#endif //CONFIG_ENCODERS
/* load & permutate scantables
- note: only wmv uses different ones
+ note: only wmv uses different ones
*/
if(s->alternate_scan){
ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable , ff_alternate_vertical_scan);
src->motion_subsample_log2, dst->motion_subsample_log2);
memcpy(dst->mb_type, src->mb_type, s->mb_stride * s->mb_height * sizeof(dst->mb_type[0]));
-
+
for(i=0; i<2; i++){
int stride= ((16*s->mb_width )>>src->motion_subsample_log2) + 1;
int height= ((16*s->mb_height)>>src->motion_subsample_log2);
const int b8_array_size= s->b8_stride*s->mb_height*2;
const int b4_array_size= s->b4_stride*s->mb_height*4;
int i;
-
+
if(shared){
assert(pic->data[0]);
assert(pic->type == 0 || pic->type == FF_BUFFER_TYPE_SHARED);
pic->type= FF_BUFFER_TYPE_SHARED;
}else{
int r;
-
+
assert(!pic->data[0]);
-
+
r= s->avctx->get_buffer(s->avctx, (AVFrame*)pic);
-
+
if(r<0 || !pic->age || !pic->type || !pic->data[0]){
- av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (%d %d %d %p)\n", r, pic->age, pic->type, pic->data[0]);
+ av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (%d %d %d %p)\n", r, pic->age, pic->type, pic->data[0]);
return -1;
}
}
if(pic->linesize[1] != pic->linesize[2]){
- av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (uv stride missmatch)\n");
+ av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (uv stride mismatch)\n");
return -1;
}
s->linesize = pic->linesize[0];
s->uvlinesize= pic->linesize[1];
}
-
+
if(pic->qscale_table==NULL){
- if (s->encoding) {
+ if (s->encoding) {
CHECKED_ALLOCZ(pic->mb_var , mb_array_size * sizeof(int16_t))
CHECKED_ALLOCZ(pic->mc_mb_var, mb_array_size * sizeof(int16_t))
CHECKED_ALLOCZ(pic->mb_mean , mb_array_size * sizeof(int8_t))
s->prev_pict_types[0]= s->pict_type;
if(pic->age < PREV_PICT_TYPES_BUFFER_SIZE && s->prev_pict_types[pic->age] == B_TYPE)
pic->age= INT_MAX; // skipped MBs in b frames are quite rare in mpeg1/2 and its a bit tricky to skip them anyway
-
+
return 0;
fail: //for the CHECKED_ALLOCZ macro
return -1;
av_freep(&pic->motion_val_base[i]);
av_freep(&pic->ref_index[i]);
}
-
+
if(pic->type == FF_BUFFER_TYPE_SHARED){
for(i=0; i<4; i++){
pic->base[i]=
pic->data[i]= NULL;
}
- pic->type= 0;
+ pic->type= 0;
}
}
static int init_duplicate_context(MpegEncContext *s, MpegEncContext *base){
int i;
- // edge emu needs blocksize + filter length - 1 (=17x17 for halfpel / 21x21 for h264)
- CHECKED_ALLOCZ(s->allocated_edge_emu_buffer, (s->width+64)*2*17*2); //(width + edge + align)*interlaced*MBsize*tolerance
- s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*17;
+ // edge emu needs blocksize + filter length - 1 (=17x17 for halfpel / 21x21 for h264)
+ CHECKED_ALLOCZ(s->allocated_edge_emu_buffer, (s->width+64)*2*21*2); //(width + edge + align)*interlaced*MBsize*tolerance
+ s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*21;
//FIXME should be linesize instead of s->width*2 but that isnt known before get_buffer()
- CHECKED_ALLOCZ(s->me.scratchpad, (s->width+64)*4*16*2*sizeof(uint8_t))
+ CHECKED_ALLOCZ(s->me.scratchpad, (s->width+64)*4*16*2*sizeof(uint8_t))
s->rd_scratchpad= s->me.scratchpad;
s->b_scratchpad= s->me.scratchpad;
s->obmc_scratchpad= s->me.scratchpad + 16;
if(s->avctx->noise_reduction){
CHECKED_ALLOCZ(s->dct_error_sum, 2 * 64 * sizeof(int))
}
- }
+ }
CHECKED_ALLOCZ(s->blocks, 64*12*2 * sizeof(DCTELEM))
s->block= s->blocks[0];
av_freep(&s->allocated_edge_emu_buffer); s->edge_emu_buffer= NULL;
av_freep(&s->me.scratchpad);
- s->rd_scratchpad=
- s->b_scratchpad=
+ s->rd_scratchpad=
+ s->b_scratchpad=
s->obmc_scratchpad= NULL;
-
+
av_freep(&s->dct_error_sum);
av_freep(&s->me.map);
av_freep(&s->me.score_map);
COPY(lambda2);
COPY(picture_in_gop_number);
COPY(gop_picture_number);
- COPY(frame_pred_frame_dct); //FIXME dont set in encode_header
- COPY(progressive_frame); //FIXME dont set in encode_header
- COPY(partitioned_frame); //FIXME dont set in encode_header
+ COPY(frame_pred_frame_dct); //FIXME don't set in encode_header
+ COPY(progressive_frame); //FIXME don't set in encode_header
+ COPY(partitioned_frame); //FIXME don't set in encode_header
#undef COPY
}
#ifdef CONFIG_ENCODERS
static void MPV_encode_defaults(MpegEncContext *s){
static int done=0;
-
+
MPV_common_defaults(s);
-
+
if(!done){
int i;
done=1;
}
#endif //CONFIG_ENCODERS
-/**
+/**
* init common structure for both encoder and decoder.
* this assumes that some variables like width/height are already set
*/
{
int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y;
- if(s->avctx->thread_count > MAX_THREADS || (16*s->avctx->thread_count > s->height && s->height)){
+ s->mb_height = (s->height + 15) / 16;
+
+ if(s->avctx->thread_count > MAX_THREADS || (s->avctx->thread_count > s->mb_height && s->mb_height)){
av_log(s->avctx, AV_LOG_ERROR, "too many threads\n");
return -1;
}
s->flags2= s->avctx->flags2;
s->mb_width = (s->width + 15) / 16;
- s->mb_height = (s->height + 15) / 16;
s->mb_stride = s->mb_width + 1;
s->b8_stride = s->mb_width*2 + 1;
s->b4_stride = s->mb_width*4 + 1;
s->v_edge_pos= s->mb_height*16;
s->mb_num = s->mb_width * s->mb_height;
-
+
s->block_wrap[0]=
s->block_wrap[1]=
s->block_wrap[2]=
s->block_wrap[3]= s->b8_stride;
s->block_wrap[4]=
s->block_wrap[5]= s->mb_stride;
-
+
y_size = s->b8_stride * (2 * s->mb_height + 1);
c_size = s->mb_stride * (s->mb_height + 1);
yc_size = y_size + 2 * c_size;
-
+
/* convert fourcc to upper case */
- s->avctx->codec_tag= toupper( s->avctx->codec_tag &0xFF)
+ s->avctx->codec_tag= toupper( s->avctx->codec_tag &0xFF)
+ (toupper((s->avctx->codec_tag>>8 )&0xFF)<<8 )
- + (toupper((s->avctx->codec_tag>>16)&0xFF)<<16)
+ + (toupper((s->avctx->codec_tag>>16)&0xFF)<<16)
+ (toupper((s->avctx->codec_tag>>24)&0xFF)<<24);
- s->avctx->stream_codec_tag= toupper( s->avctx->stream_codec_tag &0xFF)
+ s->avctx->stream_codec_tag= toupper( s->avctx->stream_codec_tag &0xFF)
+ (toupper((s->avctx->stream_codec_tag>>8 )&0xFF)<<8 )
- + (toupper((s->avctx->stream_codec_tag>>16)&0xFF)<<16)
+ + (toupper((s->avctx->stream_codec_tag>>16)&0xFF)<<16)
+ (toupper((s->avctx->stream_codec_tag>>24)&0xFF)<<24);
s->avctx->coded_frame= (AVFrame*)&s->current_picture;
}
}
s->mb_index2xy[ s->mb_height*s->mb_width ] = (s->mb_height-1)*s->mb_stride + s->mb_width; //FIXME really needed?
-
+
if (s->encoding) {
/* Allocate MV tables */
CHECKED_ALLOCZ(s->p_mv_table_base , mv_table_size * 2 * sizeof(int16_t))
/* Allocate MB type table */
CHECKED_ALLOCZ(s->mb_type , mb_array_size * sizeof(uint16_t)) //needed for encoding
-
+
CHECKED_ALLOCZ(s->lambda_table, mb_array_size * sizeof(int))
-
+
CHECKED_ALLOCZ(s->q_intra_matrix, 64*32 * sizeof(int))
CHECKED_ALLOCZ(s->q_inter_matrix, 64*32 * sizeof(int))
CHECKED_ALLOCZ(s->q_intra_matrix16, 64*32*2 * sizeof(uint16_t))
CHECKED_ALLOCZ(s->q_inter_matrix16, 64*32*2 * sizeof(uint16_t))
CHECKED_ALLOCZ(s->input_picture, MAX_PICTURE_COUNT * sizeof(Picture*))
CHECKED_ALLOCZ(s->reordered_input_picture, MAX_PICTURE_COUNT * sizeof(Picture*))
-
+
if(s->avctx->noise_reduction){
CHECKED_ALLOCZ(s->dct_offset, 2 * 64 * sizeof(uint16_t))
}
CHECKED_ALLOCZ(s->picture, MAX_PICTURE_COUNT * sizeof(Picture))
CHECKED_ALLOCZ(s->error_status_table, mb_array_size*sizeof(uint8_t))
-
+
if(s->codec_id==CODEC_ID_MPEG4 || (s->flags & CODEC_FLAG_INTERLACED_ME)){
/* interlaced direct mode decoding tables */
for(i=0; i<2; i++){
s->ac_val[0] = s->ac_val_base + s->b8_stride + 1;
s->ac_val[1] = s->ac_val_base + y_size + s->mb_stride + 1;
s->ac_val[2] = s->ac_val[1] + c_size;
-
+
/* cbp values */
CHECKED_ALLOCZ(s->coded_block_base, y_size);
s->coded_block= s->coded_block_base + s->b8_stride + 1;
-
+
/* cbp, ac_pred, pred_dir */
CHECKED_ALLOCZ(s->cbp_table , mb_array_size * sizeof(uint8_t))
CHECKED_ALLOCZ(s->pred_dir_table, mb_array_size * sizeof(uint8_t))
}
-
+
if (s->h263_pred || s->h263_plus || !s->encoding) {
/* dc values */
//MN: we need these for error resilience of intra-frames
/* which mb is a intra block */
CHECKED_ALLOCZ(s->mbintra_table, mb_array_size);
memset(s->mbintra_table, 1, mb_array_size);
-
+
/* init macroblock skip table */
CHECKED_ALLOCZ(s->mbskip_table, mb_array_size+2);
//Note the +1 is for a quicker mpeg4 slice_end detection
CHECKED_ALLOCZ(s->prev_pict_types, PREV_PICT_TYPES_BUFFER_SIZE);
-
+
s->parse_context.state= -1;
if((s->avctx->debug&(FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) || (s->avctx->debug_mv)){
s->visualization_buffer[0] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
}
av_freep(&s->p_field_select_table[i]);
}
-
+
av_freep(&s->dc_val_base);
av_freep(&s->ac_val_base);
av_freep(&s->coded_block_base);
av_freep(&s->mbintra_table);
av_freep(&s->cbp_table);
av_freep(&s->pred_dir_table);
-
+
av_freep(&s->mbskip_table);
av_freep(&s->prev_pict_types);
av_freep(&s->bitstream_buffer);
int MPV_encode_init(AVCodecContext *avctx)
{
MpegEncContext *s = avctx->priv_data;
- int i, dummy;
+ int i;
int chroma_h_shift, chroma_v_shift;
-
- MPV_encode_defaults(s);
- if(avctx->pix_fmt != PIX_FMT_YUVJ420P && avctx->pix_fmt != PIX_FMT_YUV420P){
- av_log(avctx, AV_LOG_ERROR, "only YUV420 is supported\n");
- return -1;
- }
+ MPV_encode_defaults(s);
- if(avctx->codec_id == CODEC_ID_MJPEG || avctx->codec_id == CODEC_ID_LJPEG){
- if(avctx->strict_std_compliance>FF_COMPLIANCE_INOFFICIAL && avctx->pix_fmt != PIX_FMT_YUVJ420P){
+ switch (avctx->codec_id) {
+ case CODEC_ID_MPEG2VIDEO:
+ if(avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUV422P){
+ av_log(avctx, AV_LOG_ERROR, "only YUV420 and YUV422 are supported\n");
+ return -1;
+ }
+ break;
+ case CODEC_ID_LJPEG:
+ case CODEC_ID_MJPEG:
+ if(avctx->pix_fmt != PIX_FMT_YUVJ420P && (avctx->pix_fmt != PIX_FMT_YUV420P || avctx->strict_std_compliance>FF_COMPLIANCE_INOFFICIAL)){
av_log(avctx, AV_LOG_ERROR, "colorspace not supported in jpeg\n");
return -1;
}
- }else{
- if(avctx->strict_std_compliance>FF_COMPLIANCE_INOFFICIAL && avctx->pix_fmt != PIX_FMT_YUV420P){
- av_log(avctx, AV_LOG_ERROR, "colorspace not supported\n");
+ break;
+ default:
+ if(avctx->pix_fmt != PIX_FMT_YUV420P){
+ av_log(avctx, AV_LOG_ERROR, "only YUV420 is supported\n");
return -1;
}
}
+ switch (avctx->pix_fmt) {
+ case PIX_FMT_YUVJ422P:
+ case PIX_FMT_YUV422P:
+ s->chroma_format = CHROMA_422;
+ break;
+ case PIX_FMT_YUVJ420P:
+ case PIX_FMT_YUV420P:
+ default:
+ s->chroma_format = CHROMA_420;
+ break;
+ }
+
s->bit_rate = avctx->bit_rate;
s->width = avctx->width;
s->height = avctx->height;
- if(avctx->gop_size > 600){
- av_log(avctx, AV_LOG_ERROR, "Warning keyframe interval too large! reducing it ...\n");
+ if(avctx->gop_size > 600 && avctx->strict_std_compliance>FF_COMPLIANCE_EXPERIMENTAL){
+ av_log(avctx, AV_LOG_ERROR, "Warning keyframe interval too large! reducing it ...\n");
avctx->gop_size=600;
}
s->gop_size = avctx->gop_size;
/* Fixed QSCALE */
s->fixed_qscale = !!(avctx->flags & CODEC_FLAG_QSCALE);
-
+
s->adaptive_quant= ( s->avctx->lumi_masking
|| s->avctx->dark_masking
- || s->avctx->temporal_cplx_masking
+ || s->avctx->temporal_cplx_masking
|| s->avctx->spatial_cplx_masking
|| s->avctx->p_masking
|| s->avctx->border_masking
|| (s->flags&CODEC_FLAG_QP_RD))
&& !s->fixed_qscale;
-
+
s->obmc= !!(s->flags & CODEC_FLAG_OBMC);
s->loop_filter= !!(s->flags & CODEC_FLAG_LOOP_FILTER);
s->alternate_scan= !!(s->flags & CODEC_FLAG_ALT_SCAN);
+ s->intra_vlc_format= !!(s->flags2 & CODEC_FLAG2_INTRA_VLC);
if(avctx->rc_max_rate && !avctx->rc_buffer_size){
av_log(avctx, AV_LOG_ERROR, "a vbv buffer size is needed, for encoding with a maximum bitrate\n");
return -1;
- }
+ }
if(avctx->rc_min_rate && avctx->rc_max_rate != avctx->rc_min_rate){
av_log(avctx, AV_LOG_INFO, "Warning min_rate > 0 but min_rate != max_rate isn't recommended!\n");
}
-
+
if(avctx->rc_min_rate && avctx->rc_min_rate > avctx->bit_rate){
av_log(avctx, AV_LOG_INFO, "bitrate below min bitrate\n");
return -1;
}
-
+
if(avctx->rc_max_rate && avctx->rc_max_rate < avctx->bit_rate){
av_log(avctx, AV_LOG_INFO, "bitrate above max bitrate\n");
return -1;
}
-
- if( s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate
+
+ if( s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate
&& (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO)
&& 90000LL * (avctx->rc_buffer_size-1) > s->avctx->rc_max_rate*0xFFFFLL){
-
+
av_log(avctx, AV_LOG_INFO, "Warning vbv_delay will be set to 0xFFFF (=VBR) as the specified vbv buffer is too large for the given bitrate!\n");
}
-
- if((s->flags & CODEC_FLAG_4MV) && s->codec_id != CODEC_ID_MPEG4
+
+ if((s->flags & CODEC_FLAG_4MV) && s->codec_id != CODEC_ID_MPEG4
&& s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P && s->codec_id != CODEC_ID_FLV1){
av_log(avctx, AV_LOG_ERROR, "4MV not supported by codec\n");
return -1;
}
-
+
if(s->obmc && s->avctx->mb_decision != FF_MB_DECISION_SIMPLE){
av_log(avctx, AV_LOG_ERROR, "OBMC is only supported with simple mb decision\n");
return -1;
}
-
+
if(s->obmc && s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P){
av_log(avctx, AV_LOG_ERROR, "OBMC is only supported with H263(+)\n");
return -1;
}
-
+
if(s->quarter_sample && s->codec_id != CODEC_ID_MPEG4){
av_log(avctx, AV_LOG_ERROR, "qpel not supported by codec\n");
return -1;
av_log(avctx, AV_LOG_ERROR, "data partitioning not supported by codec\n");
return -1;
}
-
+
if(s->max_b_frames && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO){
av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n");
return -1;
}
- if((s->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN))
+ if((s->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN))
&& s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG2VIDEO){
av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n");
return -1;
}
-
+
if(s->mpeg_quant && s->codec_id != CODEC_ID_MPEG4){ //FIXME mpeg2 uses that too
av_log(avctx, AV_LOG_ERROR, "mpeg2 style quantization not supported by codec\n");
return -1;
}
-
+
if((s->flags & CODEC_FLAG_CBP_RD) && !(s->flags & CODEC_FLAG_TRELLIS_QUANT)){
av_log(avctx, AV_LOG_ERROR, "CBP RD needs trellis quant\n");
return -1;
av_log(avctx, AV_LOG_ERROR, "QP RD needs mbd=2\n");
return -1;
}
-
+
if(s->avctx->scenechange_threshold < 1000000000 && (s->flags & CODEC_FLAG_CLOSED_GOP)){
av_log(avctx, AV_LOG_ERROR, "closed gop with scene change detection arent supported yet\n");
return -1;
}
-
- if(s->avctx->thread_count > 1 && s->codec_id != CODEC_ID_MPEG4
- && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO
+
+ if((s->flags2 & CODEC_FLAG2_INTRA_VLC) && s->codec_id != CODEC_ID_MPEG2VIDEO){
+ av_log(avctx, AV_LOG_ERROR, "intra vlc table not supported by codec\n");
+ return -1;
+ }
+
+ if(s->avctx->thread_count > 1 && s->codec_id != CODEC_ID_MPEG4
+ && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO
&& (s->codec_id != CODEC_ID_H263P || !(s->flags & CODEC_FLAG_H263P_SLICE_STRUCT))){
av_log(avctx, AV_LOG_ERROR, "multi threaded encoding not supported by codec\n");
return -1;
}
-
+
if(s->avctx->thread_count > 1)
s->rtp_mode= 1;
av_log(avctx, AV_LOG_ERROR, "framerate not set\n");
return -1;
}
-
+
i= (INT_MAX/2+128)>>8;
if(avctx->me_threshold >= i){
av_log(avctx, AV_LOG_ERROR, "me_threshold too large, max is %d\n", i - 1);
av_log(avctx, AV_LOG_ERROR, "mb_threshold too large, max is %d\n", i - 1);
return -1;
}
-
+
if(avctx->b_frame_strategy && (avctx->flags&CODEC_FLAG_PASS2)){
- av_log(avctx, AV_LOG_ERROR, "b_frame_strategy must be 0 on the second pass");
- return -1;
+ av_log(avctx, AV_LOG_INFO, "notice: b_frame_strategy only affects the first pass\n");
+ avctx->b_frame_strategy = 0;
}
i= ff_gcd(avctx->time_base.den, avctx->time_base.num);
avctx->time_base.num /= i;
// return -1;
}
-
+
if(s->codec_id==CODEC_ID_MJPEG){
s->intra_quant_bias= 1<<(QUANT_BIAS_SHIFT-1); //(a + x/2)/x
s->inter_quant_bias= 0;
s->intra_quant_bias=0;
s->inter_quant_bias=-(1<<(QUANT_BIAS_SHIFT-2)); //(a - x/4)/x
}
-
+
if(avctx->intra_quant_bias != FF_DEFAULT_QUANT_BIAS)
s->intra_quant_bias= avctx->intra_quant_bias;
if(avctx->inter_quant_bias != FF_DEFAULT_QUANT_BIAS)
s->inter_quant_bias= avctx->inter_quant_bias;
-
+
avcodec_get_chroma_sub_sample(avctx->pix_fmt, &chroma_h_shift, &chroma_v_shift);
if(avctx->codec_id == CODEC_ID_MPEG4 && s->avctx->time_base.den > (1<<16)-1){
av_log(avctx, AV_LOG_ERROR, "timebase not supported by mpeg 4 standard\n");
- return -1;
+ return -1;
}
s->time_increment_bits = av_log2(s->avctx->time_base.den - 1) + 1;
s->rtp_mode= 1;
break;
case CODEC_ID_LJPEG:
+ case CODEC_ID_JPEGLS:
case CODEC_ID_MJPEG:
s->out_format = FMT_MJPEG;
s->intra_only = 1; /* force intra only for jpeg */
- s->mjpeg_write_tables = 1; /* write all tables */
- s->mjpeg_data_only_frames = 0; /* write all the needed headers */
+ s->mjpeg_write_tables = avctx->codec->id != CODEC_ID_JPEGLS;
+ s->mjpeg_data_only_frames = 0; /* write all the needed headers */
s->mjpeg_vsample[0] = 1<<chroma_v_shift;
s->mjpeg_vsample[1] = 1;
- s->mjpeg_vsample[2] = 1;
+ s->mjpeg_vsample[2] = 1;
s->mjpeg_hsample[0] = 1<<chroma_h_shift;
- s->mjpeg_hsample[1] = 1;
- s->mjpeg_hsample[2] = 1;
+ s->mjpeg_hsample[1] = 1;
+ s->mjpeg_hsample[2] = 1;
if (mjpeg_init(s) < 0)
return -1;
avctx->delay=0;
break;
case CODEC_ID_H263:
if (h263_get_picture_format(s->width, s->height) == 7) {
- av_log(avctx, AV_LOG_INFO, "Input picture size isn't suitable for h263 codec! try h263+\n");
+ av_log(avctx, AV_LOG_INFO, "The specified picture size of %dx%d is not valid for the H.263 codec.\nValid sizes are 128x96, 176x144, 352x288, 704x576, and 1408x1152. Try H.263+.\n", s->width, s->height);
return -1;
}
s->out_format = FMT_H263;
- s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
+ s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
avctx->delay=0;
s->low_delay=1;
break;
case CODEC_ID_H263P:
s->out_format = FMT_H263;
s->h263_plus = 1;
- /* Fx */
+ /* Fx */
s->umvplus = (avctx->flags & CODEC_FLAG_H263P_UMV) ? 1:0;
- s->h263_aic= (avctx->flags & CODEC_FLAG_H263P_AIC) ? 1:0;
- s->modified_quant= s->h263_aic;
- s->alt_inter_vlc= (avctx->flags & CODEC_FLAG_H263P_AIV) ? 1:0;
- s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
- s->loop_filter= (avctx->flags & CODEC_FLAG_LOOP_FILTER) ? 1:0;
- s->unrestricted_mv= s->obmc || s->loop_filter || s->umvplus;
+ s->h263_aic= (avctx->flags & CODEC_FLAG_H263P_AIC) ? 1:0;
+ s->modified_quant= s->h263_aic;
+ s->alt_inter_vlc= (avctx->flags & CODEC_FLAG_H263P_AIV) ? 1:0;
+ s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
+ s->loop_filter= (avctx->flags & CODEC_FLAG_LOOP_FILTER) ? 1:0;
+ s->unrestricted_mv= s->obmc || s->loop_filter || s->umvplus;
s->h263_slice_structured= (s->flags & CODEC_FLAG_H263P_SLICE_STRUCT) ? 1:0;
- /* /Fx */
+ /* /Fx */
/* These are just to be sure */
avctx->delay=0;
s->low_delay=1;
default:
return -1;
}
-
+
avctx->has_b_frames= !s->low_delay;
s->encoding = 1;
if(s->modified_quant)
s->chroma_qscale_table= ff_h263_chroma_qscale_table;
- s->progressive_frame=
+ s->progressive_frame=
s->progressive_sequence= !(avctx->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME));
s->quant_precision=5;
-
+
ff_set_cmp(&s->dsp, s->dsp.ildct_cmp, s->avctx->ildct_cmp);
ff_set_cmp(&s->dsp, s->dsp.frame_skip_cmp, s->avctx->frame_skip_cmp);
-
+
#ifdef CONFIG_H261_ENCODER
if (s->out_format == FMT_H261)
ff_h261_encode_init(s);
/* precompute matrix */
/* for mjpeg, we do include qscale in the matrix */
if (s->out_format != FMT_MJPEG) {
- convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
+ convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
s->intra_matrix, s->intra_quant_bias, avctx->qmin, 31, 1);
- convert_matrix(&s->dsp, s->q_inter_matrix, s->q_inter_matrix16,
+ convert_matrix(&s->dsp, s->q_inter_matrix, s->q_inter_matrix16,
s->inter_matrix, s->inter_quant_bias, avctx->qmin, 31, 0);
}
if(ff_rate_control_init(s) < 0)
return -1;
-
+
return 0;
}
{
MpegEncContext *s = avctx->priv_data;
-#ifdef STATS
- print_stats();
-#endif
-
ff_rate_control_uninit(s);
MPV_common_end(s);
mjpeg_close(s);
av_freep(&avctx->extradata);
-
+
return 0;
}
int ff_find_unused_picture(MpegEncContext *s, int shared){
int i;
-
+
if(shared){
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0]==NULL && s->picture[i].type==0) return i;
}
s->dct_count[intra] >>= 1;
}
-
+
for(i=0; i<64; i++){
s->dct_offset[intra][i]= (s->avctx->noise_reduction * s->dct_count[intra] + s->dct_error_sum[intra][i]/2) / (s->dct_error_sum[intra][i]+1);
}
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && &s->picture[i] != s->next_picture_ptr && s->picture[i].reference){
av_log(avctx, AV_LOG_ERROR, "releasing zombie picture\n");
- avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]);
+ avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]);
}
}
}
}
alloc:
if(!s->encoding){
- /* release non refernce frames */
+ /* release non reference frames */
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && !s->picture[i].reference /*&& s->picture[i].type!=FF_BUFFER_TYPE_SHARED*/){
s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[i]);
&& !s->dropable ? 3 : 0;
pic->coded_picture_number= s->coded_picture_number++;
-
+
if( alloc_picture(s, (Picture*)pic, 0) < 0)
return -1;
}
s->current_picture_ptr->pict_type= s->pict_type;
-// if(s->flags && CODEC_FLAG_QSCALE)
+// if(s->flags && CODEC_FLAG_QSCALE)
// s->current_picture_ptr->quality= s->new_picture_ptr->quality;
s->current_picture_ptr->key_frame= s->pict_type == I_TYPE;
copy_picture(&s->current_picture, s->current_picture_ptr);
-
+
if(s->out_format != FMT_H264 || s->codec_id == CODEC_ID_SVQ3){
if (s->pict_type != B_TYPE) {
s->last_picture_ptr= s->next_picture_ptr;
s->next_picture_ptr= s->current_picture_ptr;
}
/* av_log(s->avctx, AV_LOG_DEBUG, "L%p N%p C%p L%p N%p C%p type:%d drop:%d\n", s->last_picture_ptr, s->next_picture_ptr,s->current_picture_ptr,
- s->last_picture_ptr ? s->last_picture_ptr->data[0] : NULL,
- s->next_picture_ptr ? s->next_picture_ptr->data[0] : NULL,
+ s->last_picture_ptr ? s->last_picture_ptr->data[0] : NULL,
+ s->next_picture_ptr ? s->next_picture_ptr->data[0] : NULL,
s->current_picture_ptr ? s->current_picture_ptr->data[0] : NULL,
s->pict_type, s->dropable);*/
-
+
if(s->last_picture_ptr) copy_picture(&s->last_picture, s->last_picture_ptr);
if(s->next_picture_ptr) copy_picture(&s->next_picture, s->next_picture_ptr);
-
+
if(s->pict_type != I_TYPE && (s->last_picture_ptr==NULL || s->last_picture_ptr->data[0]==NULL)){
av_log(avctx, AV_LOG_ERROR, "warning: first frame is no keyframe\n");
- assert(s->pict_type != B_TYPE); //these should have been dropped if we dont have a reference
+ assert(s->pict_type != B_TYPE); //these should have been dropped if we don't have a reference
goto alloc;
}
for(i=0; i<4; i++){
if(s->picture_structure == PICT_BOTTOM_FIELD){
s->current_picture.data[i] += s->current_picture.linesize[i];
- }
+ }
s->current_picture.linesize[i] *= 2;
s->last_picture.linesize[i] *=2;
s->next_picture.linesize[i] *=2;
}
}
}
-
+
s->hurry_up= s->avctx->hurry_up;
s->error_resilience= avctx->error_resilience;
- /* set dequantizer, we cant do it during init as it might change for mpeg4
- and we cant do it in the header decode as init isnt called for mpeg4 there yet */
+ /* set dequantizer, we can't do it during init as it might change for mpeg4
+ and we can't do it in the header decode as init isnt called for mpeg4 there yet */
if(s->mpeg_quant || s->codec_id == CODEC_ID_MPEG2VIDEO){
s->dct_unquantize_intra = s->dct_unquantize_mpeg2_intra;
s->dct_unquantize_inter = s->dct_unquantize_mpeg2_inter;
update_noise_reduction(s);
}
-
+
#ifdef HAVE_XVMC
if(s->avctx->xvmc_acceleration)
return XVMC_field_start(s, avctx);
draw_edges(s->current_picture.data[2], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2);
}
emms_c();
-
+
s->last_pict_type = s->pict_type;
+ s->last_lambda_for[s->pict_type]= s->current_picture_ptr->quality;
if(s->pict_type!=B_TYPE){
s->last_non_b_pict_type= s->pict_type;
}
if(s->picture[i].data[0] == s->current_picture.data[0]){
s->picture[i]= s->current_picture;
break;
- }
+ }
}
assert(i<MAX_PICTURE_COUNT);
-#endif
+#endif
if(s->encoding){
- /* release non refernce frames */
+ /* release non-reference frames */
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && !s->picture[i].reference /*&& s->picture[i].type!=FF_BUFFER_TYPE_SHARED*/){
s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[i]);
*/
static void draw_line(uint8_t *buf, int sx, int sy, int ex, int ey, int w, int h, int stride, int color){
int t, x, y, fr, f;
-
+
sx= clip(sx, 0, w-1);
sy= clip(sy, 0, h-1);
ex= clip(ex, 0, w-1);
ey= clip(ey, 0, h-1);
-
+
buf[sy*stride + sx]+= color;
-
+
if(ABS(ex - sx) > ABS(ey - sy)){
if(sx > ex){
t=sx; sx=ex; ex=t;
* @param stride stride/linesize of the image
* @param color color of the arrow
*/
-static void draw_arrow(uint8_t *buf, int sx, int sy, int ex, int ey, int w, int h, int stride, int color){
+static void draw_arrow(uint8_t *buf, int sx, int sy, int ex, int ey, int w, int h, int stride, int color){
int dx,dy;
sx= clip(sx, -100, w+100);
sy= clip(sy, -100, h+100);
ex= clip(ex, -100, w+100);
ey= clip(ey, -100, h+100);
-
+
dx= ex - sx;
dy= ey - sy;
-
+
if(dx*dx + dy*dy > 3*3){
int rx= dx + dy;
int ry= -dx + dy;
int length= ff_sqrt((rx*rx + ry*ry)<<8);
-
+
//FIXME subpixel accuracy
rx= ROUNDED_DIV(rx*3<<4, length);
ry= ROUNDED_DIV(ry*3<<4, length);
-
+
draw_line(buf, sx, sy, sx + rx, sy + ry, w, h, stride, color);
draw_line(buf, sx, sy, sx - ry, sy + rx, w, h, stride, color);
}
if(s->avctx->debug&(FF_DEBUG_SKIP | FF_DEBUG_QP | FF_DEBUG_MB_TYPE)){
int x,y;
-
+
av_log(s->avctx,AV_LOG_DEBUG,"New frame, type: ");
switch (pict->pict_type) {
case FF_I_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"I\n"); break;
case FF_B_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"B\n"); break;
case FF_S_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"S\n"); break;
case FF_SI_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"SI\n"); break;
- case FF_SP_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"SP\n"); break;
+ case FF_SP_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"SP\n"); break;
}
for(y=0; y<s->mb_height; y++){
for(x=0; x<s->mb_width; x++){
assert(USES_LIST(mb_type, 0) && USES_LIST(mb_type, 1));
av_log(s->avctx, AV_LOG_DEBUG, "X");
}
-
+
//segmentation
if(IS_8X8(mb_type))
av_log(s->avctx, AV_LOG_DEBUG, "+");
av_log(s->avctx, AV_LOG_DEBUG, " ");
else
av_log(s->avctx, AV_LOG_DEBUG, "?");
-
-
+
+
if(IS_INTERLACED(mb_type) && s->codec_id == CODEC_ID_H264)
av_log(s->avctx, AV_LOG_DEBUG, "=");
else
const int width = s->avctx->width;
const int height= s->avctx->height;
const int mv_sample_log2= 4 - pict->motion_subsample_log2;
- const int mv_stride= (s->mb_width << mv_sample_log2) + 1;
+ const int mv_stride= (s->mb_width << mv_sample_log2) + (s->codec_id == CODEC_ID_H264 ? 0 : 1);
s->low_delay=0; //needed to see the vectors without trashing the buffers
avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &h_chroma_shift, &v_chroma_shift);
int xy= (mb_x*2 + (mb_y*2 + i)*mv_stride) << (mv_sample_log2-1);
int mx=(pict->motion_val[direction][xy][0]>>shift);
int my=(pict->motion_val[direction][xy][1]>>shift);
-
+
if(IS_INTERLACED(pict->mb_type[mb_index]))
my*=2;
-
+
draw_arrow(ptr, sx, sy, mx+sx, my+sy, width, height, s->linesize, 100);
}
}else if(IS_8X16(pict->mb_type[mb_index])){
int xy= (mb_x*2 + i + mb_y*2*mv_stride) << (mv_sample_log2-1);
int mx=(pict->motion_val[direction][xy][0]>>shift);
int my=(pict->motion_val[direction][xy][1]>>shift);
-
+
if(IS_INTERLACED(pict->mb_type[mb_index]))
my*=2;
-
+
draw_arrow(ptr, sx, sy, mx+sx, my+sy, width, height, s->linesize, 100);
}
}else{
int my= (pict->motion_val[direction][xy][1]>>shift) + sy;
draw_arrow(ptr, sx, sy, mx, my, width, height, s->linesize, 100);
}
- }
+ }
}
if((s->avctx->debug&FF_DEBUG_VIS_QP) && pict->motion_val){
uint64_t c= (pict->qscale_table[mb_index]*128/31) * 0x0101010101010101ULL;
u= (int)(128 + r*cos(theta*3.141592/180));\
v= (int)(128 + r*sin(theta*3.141592/180));
-
+
u=v=128;
if(IS_PCM(mb_type)){
COLOR(120,48)
*(uint64_t*)(pict->data[0] + sx + (sy + 4)*pict->linesize[0])^= 0x8080808080808080ULL;
}
}
-
+
if(IS_INTERLACED(mb_type) && s->codec_id == CODEC_ID_H264){
// hmm
}
static int get_sae(uint8_t *src, int ref, int stride){
int x,y;
int acc=0;
-
+
for(y=0; y<16; y++){
for(x=0; x<16; x++){
acc+= ABS(src[x+y*stride] - ref);
}
}
-
+
return acc;
}
static int get_intra_count(MpegEncContext *s, uint8_t *src, uint8_t *ref, int stride){
int x, y, w, h;
int acc=0;
-
+
w= s->width &~15;
h= s->height&~15;
-
+
for(y=0; y<h; y+=16){
for(x=0; x<w; x+=16){
int offset= x + y*stride;
int sad = s->dsp.sad[0](NULL, src + offset, ref + offset, stride, 16);
int mean= (s->dsp.pix_sum(src + offset, stride) + 128)>>8;
int sae = get_sae(src + offset, mean, stride);
-
+
acc+= sae + 500 < sad;
}
}
int i;
const int encoding_delay= s->max_b_frames;
int direct=1;
-
+
if(pic_arg){
pts= pic_arg->pts;
pic_arg->display_picture_number= s->input_picture_number++;
- if(pts != AV_NOPTS_VALUE){
+ if(pts != AV_NOPTS_VALUE){
if(s->user_specified_pts != AV_NOPTS_VALUE){
int64_t time= pts;
int64_t last= s->user_specified_pts;
-
- if(time <= last){
- av_log(s->avctx, AV_LOG_ERROR, "Error, Invalid timestamp=%Ld, last=%Ld\n", pts, s->user_specified_pts);
+
+ if(time <= last){
+ av_log(s->avctx, AV_LOG_ERROR, "Error, Invalid timestamp=%"PRId64", last=%"PRId64"\n", pts, s->user_specified_pts);
return -1;
}
}
s->user_specified_pts= pts;
}else{
if(s->user_specified_pts != AV_NOPTS_VALUE){
- s->user_specified_pts=
+ s->user_specified_pts=
pts= s->user_specified_pts + 1;
- av_log(s->avctx, AV_LOG_INFO, "Warning: AVFrame.pts=? trying to guess (%Ld)\n", pts);
+ av_log(s->avctx, AV_LOG_INFO, "Warning: AVFrame.pts=? trying to guess (%"PRId64")\n", pts);
}else{
pts= pic_arg->display_picture_number;
}
if(pic_arg->linesize[0] != s->linesize) direct=0;
if(pic_arg->linesize[1] != s->uvlinesize) direct=0;
if(pic_arg->linesize[2] != s->uvlinesize) direct=0;
-
+
// av_log(AV_LOG_DEBUG, "%d %d %d %d\n",pic_arg->linesize[0], pic_arg->linesize[1], s->linesize, s->uvlinesize);
-
+
if(direct){
i= ff_find_unused_picture(s, 1);
pic= (AVFrame*)&s->picture[i];
pic->reference= 3;
-
+
for(i=0; i<4; i++){
pic->data[i]= pic_arg->data[i];
pic->linesize[i]= pic_arg->linesize[i];
}
alloc_picture(s, (Picture*)pic, 1);
}else{
- int offset= 16;
i= ff_find_unused_picture(s, 0);
pic= (AVFrame*)&s->picture[i];
alloc_picture(s, (Picture*)pic, 0);
- if( pic->data[0] + offset == pic_arg->data[0]
- && pic->data[1] + offset == pic_arg->data[1]
- && pic->data[2] + offset == pic_arg->data[2]){
+ if( pic->data[0] + INPLACE_OFFSET == pic_arg->data[0]
+ && pic->data[1] + INPLACE_OFFSET == pic_arg->data[1]
+ && pic->data[2] + INPLACE_OFFSET == pic_arg->data[2]){
// empty
}else{
int h_chroma_shift, v_chroma_shift;
avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &h_chroma_shift, &v_chroma_shift);
-
+
for(i=0; i<3; i++){
int src_stride= pic_arg->linesize[i];
int dst_stride= i ? s->uvlinesize : s->linesize;
int w= s->width >>h_shift;
int h= s->height>>v_shift;
uint8_t *src= pic_arg->data[i];
- uint8_t *dst= pic->data[i] + offset;
-
+ uint8_t *dst= pic->data[i] + INPLACE_OFFSET;
+
if(src_stride==dst_stride)
memcpy(dst, src, src_stride*h);
else{
copy_picture_attributes(s, pic, pic_arg);
pic->pts= pts; //we set this here to avoid modifiying pic_arg
}
-
+
/* shift buffer entries */
for(i=1; i<MAX_PICTURE_COUNT /*s->encoding_delay+1*/; i++)
s->input_picture[i-1]= s->input_picture[i];
-
+
s->input_picture[encoding_delay]= (Picture*)pic;
return 0;
const int bw= plane ? 1 : 2;
for(y=0; y<s->mb_height*bw; y++){
for(x=0; x<s->mb_width*bw; x++){
- int v= s->dsp.frame_skip_cmp[1](s, p->data[plane] + 8*(x + y*stride), ref->data[plane] + 8*(x + y*stride), stride, 8);
-
+ int off= p->type == FF_BUFFER_TYPE_SHARED ? 0: 16;
+ int v= s->dsp.frame_skip_cmp[1](s, p->data[plane] + 8*(x + y*stride)+off, ref->data[plane] + 8*(x + y*stride), stride, 8);
+
switch(s->avctx->frame_skip_exp){
case 0: score= FFMAX(score, v); break;
case 1: score+= ABS(v);break;
}
}
}
-
+
if(score) score64= score;
if(score64 < s->avctx->frame_skip_threshold)
return 0;
}
+static int estimate_best_b_count(MpegEncContext *s){
+ AVCodec *codec= avcodec_find_encoder(s->avctx->codec_id);
+ AVCodecContext *c= avcodec_alloc_context();
+ AVFrame input[FF_MAX_B_FRAMES+2];
+ const int scale= s->avctx->brd_scale;
+ int i, j, out_size, p_lambda, b_lambda, lambda2;
+ int outbuf_size= s->width * s->height; //FIXME
+ uint8_t *outbuf= av_malloc(outbuf_size);
+ int64_t best_rd= INT64_MAX;
+ int best_b_count= -1;
+
+ assert(scale>=0 && scale <=3);
+
+// emms_c();
+ p_lambda= s->last_lambda_for[P_TYPE]; //s->next_picture_ptr->quality;
+ b_lambda= s->last_lambda_for[B_TYPE]; //p_lambda *ABS(s->avctx->b_quant_factor) + s->avctx->b_quant_offset;
+ if(!b_lambda) b_lambda= p_lambda; //FIXME we should do this somewhere else
+ lambda2= (b_lambda*b_lambda + (1<<FF_LAMBDA_SHIFT)/2 ) >> FF_LAMBDA_SHIFT;
+
+ c->width = s->width >> scale;
+ c->height= s->height>> scale;
+ c->flags= CODEC_FLAG_QSCALE | CODEC_FLAG_PSNR | CODEC_FLAG_INPUT_PRESERVED /*| CODEC_FLAG_EMU_EDGE*/;
+ c->flags|= s->avctx->flags & CODEC_FLAG_QPEL;
+ c->mb_decision= s->avctx->mb_decision;
+ c->me_cmp= s->avctx->me_cmp;
+ c->mb_cmp= s->avctx->mb_cmp;
+ c->me_sub_cmp= s->avctx->me_sub_cmp;
+ c->pix_fmt = PIX_FMT_YUV420P;
+ c->time_base= s->avctx->time_base;
+ c->max_b_frames= s->max_b_frames;
+
+ if (avcodec_open(c, codec) < 0)
+ return -1;
+
+ for(i=0; i<s->max_b_frames+2; i++){
+ int ysize= c->width*c->height;
+ int csize= (c->width/2)*(c->height/2);
+ Picture pre_input, *pre_input_ptr= i ? s->input_picture[i-1] : s->next_picture_ptr;
+
+ if(pre_input_ptr)
+ pre_input= *pre_input_ptr;
+
+ if(pre_input.type != FF_BUFFER_TYPE_SHARED && i){
+ pre_input.data[0]+=INPLACE_OFFSET;
+ pre_input.data[1]+=INPLACE_OFFSET;
+ pre_input.data[2]+=INPLACE_OFFSET;
+ }
+
+ avcodec_get_frame_defaults(&input[i]);
+ input[i].data[0]= av_malloc(ysize + 2*csize);
+ input[i].data[1]= input[i].data[0] + ysize;
+ input[i].data[2]= input[i].data[1] + csize;
+ input[i].linesize[0]= c->width;
+ input[i].linesize[1]=
+ input[i].linesize[2]= c->width/2;
+
+ if(!i || s->input_picture[i-1]){
+ s->dsp.shrink[scale](input[i].data[0], input[i].linesize[0], pre_input.data[0], pre_input.linesize[0], c->width, c->height);
+ s->dsp.shrink[scale](input[i].data[1], input[i].linesize[1], pre_input.data[1], pre_input.linesize[1], c->width>>1, c->height>>1);
+ s->dsp.shrink[scale](input[i].data[2], input[i].linesize[2], pre_input.data[2], pre_input.linesize[2], c->width>>1, c->height>>1);
+ }
+ }
+
+ for(j=0; j<s->max_b_frames+1; j++){
+ int64_t rd=0;
+
+ if(!s->input_picture[j])
+ break;
+
+ c->error[0]= c->error[1]= c->error[2]= 0;
+
+ input[0].pict_type= I_TYPE;
+ input[0].quality= 1 * FF_QP2LAMBDA;
+ out_size = avcodec_encode_video(c, outbuf, outbuf_size, &input[0]);
+// rd += (out_size * lambda2) >> FF_LAMBDA_SHIFT;
+
+ for(i=0; i<s->max_b_frames+1; i++){
+ int is_p= i % (j+1) == j || i==s->max_b_frames;
+
+ input[i+1].pict_type= is_p ? P_TYPE : B_TYPE;
+ input[i+1].quality= is_p ? p_lambda : b_lambda;
+ out_size = avcodec_encode_video(c, outbuf, outbuf_size, &input[i+1]);
+ rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3);
+ }
+
+ /* get the delayed frames */
+ while(out_size){
+ out_size = avcodec_encode_video(c, outbuf, outbuf_size, NULL);
+ rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3);
+ }
+
+ rd += c->error[0] + c->error[1] + c->error[2];
+
+ if(rd < best_rd){
+ best_rd= rd;
+ best_b_count= j;
+ }
+ }
+
+ av_freep(&outbuf);
+ avcodec_close(c);
+ av_freep(&c);
+
+ for(i=0; i<s->max_b_frames+2; i++){
+ av_freep(&input[i].data[0]);
+ }
+
+ return best_b_count;
+}
+
static void select_input_picture(MpegEncContext *s){
int i;
s->reordered_input_picture[i-1]= s->reordered_input_picture[i];
s->reordered_input_picture[MAX_PICTURE_COUNT-1]= NULL;
- /* set next picture types & ordering */
+ /* set next picture type & ordering */
if(s->reordered_input_picture[0]==NULL && s->input_picture[0]){
if(/*s->picture_in_gop_number >= s->gop_size ||*/ s->next_picture_ptr==NULL || s->intra_only){
s->reordered_input_picture[0]= s->input_picture[0];
int b_frames;
if(s->avctx->frame_skip_threshold || s->avctx->frame_skip_factor){
- if(skip_check(s, s->input_picture[0], s->next_picture_ptr)){
+ if(s->picture_in_gop_number < s->gop_size && skip_check(s, s->input_picture[0], s->next_picture_ptr)){
+ //FIXME check that te gop check above is +-1 correct
//av_log(NULL, AV_LOG_DEBUG, "skip %p %Ld\n", s->input_picture[0]->data[0], s->input_picture[0]->pts);
-
+
if(s->input_picture[0]->type == FF_BUFFER_TYPE_SHARED){
for(i=0; i<4; i++)
s->input_picture[0]->data[i]= NULL;
- s->input_picture[0]->type= 0;
+ s->input_picture[0]->type= 0;
}else{
- assert( s->input_picture[0]->type==FF_BUFFER_TYPE_USER
+ assert( s->input_picture[0]->type==FF_BUFFER_TYPE_USER
|| s->input_picture[0]->type==FF_BUFFER_TYPE_INTERNAL);
-
+
s->avctx->release_buffer(s->avctx, (AVFrame*)s->input_picture[0]);
}
+ emms_c();
+ ff_vbv_update(s, 0);
+
goto no_output_pic;
}
}
for(i=0; i<s->max_b_frames+1; i++){
int pict_num= s->input_picture[0]->display_picture_number + i;
- if(pict_num >= s->rc_context.num_entries)
+ if(pict_num >= s->rc_context.num_entries)
break;
if(!s->input_picture[i]){
s->rc_context.entry[pict_num-1].new_pict_type = P_TYPE;
break;
}
- s->input_picture[i]->pict_type=
+ s->input_picture[i]->pict_type=
s->rc_context.entry[pict_num].new_pict_type;
}
}
}else if(s->avctx->b_frame_strategy==1){
for(i=1; i<s->max_b_frames+1; i++){
if(s->input_picture[i] && s->input_picture[i]->b_frame_score==0){
- s->input_picture[i]->b_frame_score=
- get_intra_count(s, s->input_picture[i ]->data[0],
+ s->input_picture[i]->b_frame_score=
+ get_intra_count(s, s->input_picture[i ]->data[0],
s->input_picture[i-1]->data[0], s->linesize) + 1;
}
}
- for(i=0; i<s->max_b_frames; i++){
- if(s->input_picture[i]==NULL || s->input_picture[i]->b_frame_score - 1 > s->mb_num/40) break;
+ for(i=0; i<s->max_b_frames+1; i++){
+ if(s->input_picture[i]==NULL || s->input_picture[i]->b_frame_score - 1 > s->mb_num/s->avctx->b_sensitivity) break;
}
-
+
b_frames= FFMAX(0, i-1);
-
+
/* reset scores */
for(i=0; i<b_frames+1; i++){
s->input_picture[i]->b_frame_score=0;
}
+ }else if(s->avctx->b_frame_strategy==2){
+ b_frames= estimate_best_b_count(s);
}else{
av_log(s->avctx, AV_LOG_ERROR, "illegal b frame strategy\n");
b_frames=0;
s->input_picture[b_frames]->pict_type= I_TYPE;
}
}
-
+
if( (s->flags & CODEC_FLAG_CLOSED_GOP)
&& b_frames
&& s->input_picture[b_frames]->pict_type== I_TYPE)
copy_picture(&s->new_picture, s->reordered_input_picture[0]);
if(s->reordered_input_picture[0]->type == FF_BUFFER_TYPE_SHARED){
- // input is a shared pix, so we cant modifiy it -> alloc a new one & ensure that the shared one is reuseable
-
+ // input is a shared pix, so we can't modifiy it -> alloc a new one & ensure that the shared one is reuseable
+
int i= ff_find_unused_picture(s, 0);
Picture *pic= &s->picture[i];
for(i=0; i<4; i++)
s->reordered_input_picture[0]->data[i]= NULL;
s->reordered_input_picture[0]->type= 0;
-
+
pic->reference = s->reordered_input_picture[0]->reference;
-
+
alloc_picture(s, pic, 0);
copy_picture_attributes(s, (AVFrame*)pic, (AVFrame*)s->reordered_input_picture[0]);
}else{
// input is not a shared pix -> reuse buffer for current_pix
- assert( s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_USER
+ assert( s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_USER
|| s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_INTERNAL);
-
+
s->current_picture_ptr= s->reordered_input_picture[0];
for(i=0; i<4; i++){
- s->new_picture.data[i]+=16;
+ s->new_picture.data[i]+= INPLACE_OFFSET;
}
}
copy_picture(&s->current_picture, s->current_picture_ptr);
-
+
s->picture_number= s->new_picture.display_picture_number;
//printf("dpn:%d\n", s->picture_number);
}else{
AVFrame *pic_arg = data;
int i, stuffing_count;
- if(avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUVJ420P){
- av_log(avctx, AV_LOG_ERROR, "this codec supports only YUV420P\n");
- return -1;
- }
-
for(i=0; i<avctx->thread_count; i++){
int start_y= s->thread_context[i]->start_mb_y;
int end_y= s->thread_context[i]-> end_mb_y;
int h= s->mb_height;
- uint8_t *start= buf + buf_size*start_y/h;
- uint8_t *end = buf + buf_size* end_y/h;
+ uint8_t *start= buf + (size_t)(((int64_t) buf_size)*start_y/h);
+ uint8_t *end = buf + (size_t)(((int64_t) buf_size)* end_y/h);
init_put_bits(&s->thread_context[i]->pb, start, end - start);
}
if(load_input_picture(s, pic_arg) < 0)
return -1;
-
+
select_input_picture(s);
-
+
/* output? */
if(s->new_picture.data[0]){
s->pict_type= s->new_picture.pict_type;
MPV_frame_start(s, avctx);
encode_picture(s, s->picture_number);
-
+
avctx->real_pict_num = s->picture_number;
avctx->header_bits = s->header_bits;
avctx->mv_bits = s->mv_bits;
if (s->out_format == FMT_MJPEG)
mjpeg_picture_trailer(s);
-
+
if(s->flags&CODEC_FLAG_PASS1)
ff_write_pass1_stats(s);
for(i=0; i<4; i++){
+ s->current_picture_ptr->error[i]= s->current_picture.error[i];
avctx->error[i] += s->current_picture_ptr->error[i];
}
s->frame_bits = put_bits_count(&s->pb);
}
- /* update mpeg1/2 vbv_delay for CBR */
+ /* update mpeg1/2 vbv_delay for CBR */
if(s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate && s->out_format == FMT_MPEG1
&& 90000LL * (avctx->rc_buffer_size-1) <= s->avctx->rc_max_rate*0xFFFFLL){
int vbv_delay;
assert(s->repeat_first_field==0);
-
+
vbv_delay= lrintf(90000 * s->rc_context.buffer_index / s->avctx->rc_max_rate);
assert(vbv_delay < 0xFFFF);
s->frame_bits=0;
}
assert((s->frame_bits&7)==0);
-
+
return s->frame_bits/8;
}
linesize = s->linesize;
uvlinesize = s->uvlinesize;
-
+
ptr = ref_picture[0] + (src_y * linesize) + src_x;
if(s->flags&CODEC_FLAG_EMU_EDGE){
ptr= s->edge_emu_buffer;
}
}
-
+
if((motion_x|motion_y)&7){
s->dsp.gmc1(dest_y , ptr , linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding);
s->dsp.gmc1(dest_y+8, ptr+8, linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding);
}else{
int dxy;
-
+
dxy= ((motion_x>>3)&1) | ((motion_y>>2)&2);
if (s->no_rounding){
- s->dsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
+ s->dsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16);
}else{
s->dsp.put_pixels_tab [0][dxy](dest_y, ptr, linesize, 16);
}
}
-
+
if(s->flags&CODEC_FLAG_GRAY) return;
motion_x= s->sprite_offset[1][0];
}
}
s->dsp.gmc1(dest_cb, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
-
+
ptr = ref_picture[2] + offset;
if(emu){
ff_emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr= s->edge_emu_buffer;
}
s->dsp.gmc1(dest_cr, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
-
+
return;
}
oy= s->sprite_offset[0][1] + s->sprite_delta[1][0]*s->mb_x*16 + s->sprite_delta[1][1]*s->mb_y*16;
s->dsp.gmc(dest_y, ptr, linesize, 16,
- ox,
- oy,
+ ox,
+ oy,
s->sprite_delta[0][0], s->sprite_delta[0][1],
- s->sprite_delta[1][0], s->sprite_delta[1][1],
+ s->sprite_delta[1][0], s->sprite_delta[1][1],
a+1, (1<<(2*a+1)) - s->no_rounding,
s->h_edge_pos, s->v_edge_pos);
s->dsp.gmc(dest_y+8, ptr, linesize, 16,
- ox + s->sprite_delta[0][0]*8,
- oy + s->sprite_delta[1][0]*8,
+ ox + s->sprite_delta[0][0]*8,
+ oy + s->sprite_delta[1][0]*8,
s->sprite_delta[0][0], s->sprite_delta[0][1],
- s->sprite_delta[1][0], s->sprite_delta[1][1],
+ s->sprite_delta[1][0], s->sprite_delta[1][1],
a+1, (1<<(2*a+1)) - s->no_rounding,
s->h_edge_pos, s->v_edge_pos);
ptr = ref_picture[1];
s->dsp.gmc(dest_cb, ptr, uvlinesize, 8,
- ox,
- oy,
+ ox,
+ oy,
s->sprite_delta[0][0], s->sprite_delta[0][1],
- s->sprite_delta[1][0], s->sprite_delta[1][1],
+ s->sprite_delta[1][0], s->sprite_delta[1][1],
a+1, (1<<(2*a+1)) - s->no_rounding,
s->h_edge_pos>>1, s->v_edge_pos>>1);
-
+
ptr = ref_picture[2];
s->dsp.gmc(dest_cr, ptr, uvlinesize, 8,
- ox,
- oy,
+ ox,
+ oy,
s->sprite_delta[0][0], s->sprite_delta[0][1],
- s->sprite_delta[1][0], s->sprite_delta[1][1],
+ s->sprite_delta[1][0], s->sprite_delta[1][1],
a+1, (1<<(2*a+1)) - s->no_rounding,
s->h_edge_pos>>1, s->v_edge_pos>>1);
}
* @param w width of the source buffer
* @param h height of the source buffer
*/
-void ff_emulated_edge_mc(uint8_t *buf, uint8_t *src, int linesize, int block_w, int block_h,
+void ff_emulated_edge_mc(uint8_t *buf, uint8_t *src, int linesize, int block_w, int block_h,
int src_x, int src_y, int w, int h){
int x, y;
int start_y, start_x, end_y, end_x;
buf[x + y*linesize]= buf[x + (end_y-1)*linesize];
}
}
-
+
for(y=0; y<block_h; y++){
//left
for(x=0; x<start_x; x++){
buf[x + y*linesize]= buf[start_x + y*linesize];
}
-
+
//right
for(x=end_x; x<block_w; x++){
buf[x + y*linesize]= buf[end_x - 1 + y*linesize];
}
}
-static inline int hpel_motion(MpegEncContext *s,
+static inline int hpel_motion(MpegEncContext *s,
uint8_t *dest, uint8_t *src,
int field_based, int field_select,
int src_x, int src_y,
dxy = ((motion_y & 1) << 1) | (motion_x & 1);
src_x += motion_x >> 1;
src_y += motion_y >> 1;
-
+
/* WARNING: do no forget half pels */
src_x = clip(src_x, -16, width); //FIXME unneeded for emu?
if (src_x == width)
return emu;
}
-static inline int hpel_motion_lowres(MpegEncContext *s,
+static inline int hpel_motion_lowres(MpegEncContext *s,
uint8_t *dest, uint8_t *src,
int field_based, int field_select,
int src_x, int src_y,
sy= motion_y & s_mask;
src_x += motion_x >> (lowres+1);
src_y += motion_y >> (lowres+1);
-
+
src += src_y * stride + src_x;
if( (unsigned)src_x > h_edge_pos - (!!sx) - w
{
uint8_t *ptr_y, *ptr_cb, *ptr_cr;
int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos, uvlinesize, linesize;
-
-#if 0
+
+#if 0
if(s->quarter_sample)
{
motion_x>>=1;
ptr_y = s->edge_emu_buffer;
if(!(s->flags&CODEC_FLAG_GRAY)){
uint8_t *uvbuf= s->edge_emu_buffer+18*s->linesize;
- ff_emulated_edge_mc(uvbuf , ptr_cb, s->uvlinesize, 9, 9+field_based,
+ ff_emulated_edge_mc(uvbuf , ptr_cb, s->uvlinesize, 9, 9+field_based,
uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
- ff_emulated_edge_mc(uvbuf+16, ptr_cr, s->uvlinesize, 9, 9+field_based,
+ ff_emulated_edge_mc(uvbuf+16, ptr_cr, s->uvlinesize, 9, 9+field_based,
uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr_cb= uvbuf;
ptr_cr= uvbuf+16;
}
pix_op[0][dxy](dest_y, ptr_y, linesize, h);
-
+
if(!(s->flags&CODEC_FLAG_GRAY)){
pix_op[s->chroma_x_shift][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
pix_op[s->chroma_x_shift][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
motion_x/=2;
motion_y/=2;
}
-
+
if(field_based){
motion_y += (bottom_field - field_select)*((1<<lowres)-1);
}
sy= motion_y & s_mask;
src_x = s->mb_x*2*block_s + (motion_x >> (lowres+1));
src_y =(s->mb_y*2*block_s>>field_based) + (motion_y >> (lowres+1));
-
+
if (s->out_format == FMT_H263) {
uvsx = ((motion_x>>1) & s_mask) | (sx&1);
uvsy = ((motion_y>>1) & s_mask) | (sy&1);
ptr_y = s->edge_emu_buffer;
if(!(s->flags&CODEC_FLAG_GRAY)){
uint8_t *uvbuf= s->edge_emu_buffer+18*s->linesize;
- ff_emulated_edge_mc(uvbuf , ptr_cb, s->uvlinesize, 9, 9+field_based,
+ ff_emulated_edge_mc(uvbuf , ptr_cb, s->uvlinesize, 9, 9+field_based,
uvsrc_x, uvsrc_y<<field_based, h_edge_pos>>1, v_edge_pos>>1);
- ff_emulated_edge_mc(uvbuf+16, ptr_cr, s->uvlinesize, 9, 9+field_based,
+ ff_emulated_edge_mc(uvbuf+16, ptr_cr, s->uvlinesize, 9, 9+field_based,
uvsrc_x, uvsrc_y<<field_based, h_edge_pos>>1, v_edge_pos>>1);
ptr_cb= uvbuf;
ptr_cr= uvbuf+16;
sx <<= 2 - lowres;
sy <<= 2 - lowres;
pix_op[lowres-1](dest_y, ptr_y, linesize, h, sx, sy);
-
+
if(!(s->flags&CODEC_FLAG_GRAY)){
uvsx <<= 2 - lowres;
uvsy <<= 2 - lowres;
OBMC_FILTER(x+1 , t, l, m, r, b);\
OBMC_FILTER(x +stride, t, l, m, r, b);\
OBMC_FILTER(x+1+stride, t, l, m, r, b);
-
+
x=0;
OBMC_FILTER (x , 2, 2, 4, 0, 0);
OBMC_FILTER (x+1, 2, 1, 5, 0, 0);
{
int i;
uint8_t *ptr[5];
-
+
assert(s->quarter_sample==0);
-
+
for(i=0; i<5; i++){
if(i && mv[i][0]==mv[MID][0] && mv[i][1]==mv[MID][1]){
ptr[i]= ptr[MID];
}
}
- put_obmc(dest, ptr, s->linesize);
+ put_obmc(dest, ptr, s->linesize);
}
static inline void qpel_motion(MpegEncContext *s,
v_edge_pos = s->v_edge_pos >> field_based;
linesize = s->linesize << field_based;
uvlinesize = s->uvlinesize << field_based;
-
+
if(field_based){
mx= motion_x/2;
my= motion_y>>1;
ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
- if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 16
+ if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 16
|| (unsigned)src_y > v_edge_pos - (motion_y&3) - h ){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize, 17, 17+field_based,
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize, 17, 17+field_based,
src_x, src_y<<field_based, s->h_edge_pos, s->v_edge_pos);
ptr_y= s->edge_emu_buffer;
if(!(s->flags&CODEC_FLAG_GRAY)){
uint8_t *uvbuf= s->edge_emu_buffer + 18*s->linesize;
- ff_emulated_edge_mc(uvbuf, ptr_cb, s->uvlinesize, 9, 9 + field_based,
+ ff_emulated_edge_mc(uvbuf, ptr_cb, s->uvlinesize, 9, 9 + field_based,
uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
- ff_emulated_edge_mc(uvbuf + 16, ptr_cr, s->uvlinesize, 9, 9 + field_based,
+ ff_emulated_edge_mc(uvbuf + 16, ptr_cr, s->uvlinesize, 9, 9 + field_based,
uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr_cb= uvbuf;
ptr_cr= uvbuf + 16;
int mx, int my){
int dxy, emu=0, src_x, src_y, offset;
uint8_t *ptr;
-
+
/* In case of 8X8, we construct a single chroma motion vector
with a special rounding */
mx= ff_h263_round_chroma(mx);
my= ff_h263_round_chroma(my);
-
+
dxy = ((my & 1) << 1) | (mx & 1);
mx >>= 1;
my >>= 1;
src_y = clip(src_y, -8, s->height/2);
if (src_y == s->height/2)
dxy &= ~2;
-
+
offset = (src_y * (s->uvlinesize)) + src_x;
ptr = ref_picture[1] + offset;
if(s->flags&CODEC_FLAG_EMU_EDGE){
const int v_edge_pos = s->v_edge_pos >> (lowres+1);
int emu=0, src_x, src_y, offset, sx, sy;
uint8_t *ptr;
-
+
if(s->quarter_sample){
mx/=2;
my/=2;
with a special rounding */
mx= ff_h263_round_chroma(mx);
my= ff_h263_round_chroma(my);
-
+
sx= mx & s_mask;
sy= my & s_mask;
src_x = s->mb_x*block_s + (mx >> (lowres+1));
src_y = s->mb_y*block_s + (my >> (lowres+1));
-
+
offset = src_y * s->uvlinesize + src_x;
ptr = ref_picture[1] + offset;
if(s->flags&CODEC_FLAG_EMU_EDGE){
ptr= s->edge_emu_buffer;
emu=1;
}
- }
+ }
sx <<= 2 - lowres;
sy <<= 2 - lowres;
pix_op[lowres](dest_cb, ptr, s->uvlinesize, block_s, sx, sy);
-
+
ptr = ref_picture[2] + offset;
if(emu){
ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9, src_x, src_y, h_edge_pos, v_edge_pos);
pix_op[lowres](dest_cr, ptr, s->uvlinesize, block_s, sx, sy);
}
+static inline void prefetch_motion(MpegEncContext *s, uint8_t **pix, int dir){
+ /* fetch pixels for estimated mv 4 macroblocks ahead
+ * optimized for 64byte cache lines */
+ const int shift = s->quarter_sample ? 2 : 1;
+ const int mx= (s->mv[dir][0][0]>>shift) + 16*s->mb_x + 8;
+ const int my= (s->mv[dir][0][1]>>shift) + 16*s->mb_y;
+ int off= mx + (my + (s->mb_x&3)*4)*s->linesize + 64;
+ s->dsp.prefetch(pix[0]+off, s->linesize, 4);
+ off= (mx>>1) + ((my>>1) + (s->mb_x&7))*s->uvlinesize + 64;
+ s->dsp.prefetch(pix[1]+off, pix[2]-pix[1], 2);
+}
+
/**
- * motion compesation of a single macroblock
+ * motion compensation of a single macroblock
* @param s context
* @param dest_y luma destination pointer
* @param dest_cb chroma cb/u destination pointer
* @param pic_op qpel motion compensation function (average or put normally)
* the motion vectors are taken from s->mv and the MV type from s->mv_type
*/
-static inline void MPV_motion(MpegEncContext *s,
+static inline void MPV_motion(MpegEncContext *s,
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int dir, uint8_t **ref_picture,
+ int dir, uint8_t **ref_picture,
op_pixels_func (*pix_op)[4], qpel_mc_func (*qpix_op)[16])
{
int dxy, mx, my, src_x, src_y, motion_x, motion_y;
mb_x = s->mb_x;
mb_y = s->mb_y;
+ prefetch_motion(s, ref_picture, dir);
+
if(s->obmc && s->pict_type != B_TYPE){
int16_t mv_cache[4][4][2];
const int xy= s->mb_x + s->mb_y*s->mb_stride;
const int mot_xy= mb_x*2 + mb_y*2*mot_stride;
assert(!s->mb_skipped);
-
+
memcpy(mv_cache[1][1], s->current_picture.motion_val[0][mot_xy ], sizeof(int16_t)*4);
memcpy(mv_cache[2][1], s->current_picture.motion_val[0][mot_xy+mot_stride], sizeof(int16_t)*4);
memcpy(mv_cache[3][1], s->current_picture.motion_val[0][mot_xy+mot_stride], sizeof(int16_t)*4);
*(int32_t*)mv_cache[1][3]= *(int32_t*)s->current_picture.motion_val[0][mot_xy+2];
*(int32_t*)mv_cache[2][3]= *(int32_t*)s->current_picture.motion_val[0][mot_xy+2+mot_stride];
}
-
+
mx = 0;
my = 0;
for(i=0;i<4;i++) {
return;
}
-
+
switch(s->mv_type) {
case MV_TYPE_16X16:
if(s->mcsel){
ref_picture);
}
}else if(s->quarter_sample){
- qpel_motion(s, dest_y, dest_cb, dest_cr,
+ qpel_motion(s, dest_y, dest_cb, dest_cr,
0, 0, 0,
ref_picture, pix_op, qpix_op,
s->mv[dir][0][0], s->mv[dir][0][1], 16);
s->mv[dir][0][0], s->mv[dir][0][1], 16);
}else
{
- mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
0, 0, 0,
ref_picture, pix_op,
s->mv[dir][0][0], s->mv[dir][0][1], 16);
- }
+ }
break;
case MV_TYPE_8X8:
mx = 0;
dxy = ((motion_y & 3) << 2) | (motion_x & 3);
src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8;
src_y = mb_y * 16 + (motion_y >> 2) + (i >>1) * 8;
-
+
/* WARNING: do no forget half pels */
src_x = clip(src_x, -16, s->width);
if (src_x == s->width)
src_y = clip(src_y, -16, s->height);
if (src_y == s->height)
dxy &= ~12;
-
+
ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
if(s->flags&CODEC_FLAG_EMU_EDGE){
- if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 8
+ if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 8
|| (unsigned)src_y > s->v_edge_pos - (motion_y&3) - 8 ){
ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->linesize, 9, 9, src_x, src_y, s->h_edge_pos, s->v_edge_pos);
ptr= s->edge_emu_buffer;
s->mv[dir][i][0], s->mv[dir][i][1], 8);
}
}else{
- /* top field */
+ /* top field */
mpeg_motion(s, dest_y, dest_cb, dest_cr,
1, 0, s->field_select[dir][0],
ref_picture, pix_op,
} else {
if(s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != B_TYPE && !s->first_field){
ref_picture= s->current_picture_ptr->data;
- }
+ }
mpeg_motion(s, dest_y, dest_cb, dest_cr,
0, 0, s->field_select[dir][0],
ref2picture= ref_picture;
}else{
ref2picture= s->current_picture_ptr->data;
- }
+ }
- mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
0, 0, s->field_select[dir][i],
ref2picture, pix_op,
s->mv[dir][i][0], s->mv[dir][i][1] + 16*i, 8);
-
+
dest_y += 16*s->linesize;
dest_cb+= (16>>s->chroma_y_shift)*s->uvlinesize;
dest_cr+= (16>>s->chroma_y_shift)*s->uvlinesize;
- }
+ }
break;
case MV_TYPE_DMV:
if(s->picture_structure == PICT_FRAME){
ref_picture, pix_op,
s->mv[dir][2*i + j][0], s->mv[dir][2*i + j][1], 8);
}
- pix_op = s->dsp.avg_pixels_tab;
+ pix_op = s->dsp.avg_pixels_tab;
}
}else{
for(i=0; i<2; i++){
- mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
0, 0, s->picture_structure != i+1,
ref_picture, pix_op,
s->mv[dir][2*i][0],s->mv[dir][2*i][1],16);
// after put we make avg of the same block
- pix_op=s->dsp.avg_pixels_tab;
+ pix_op=s->dsp.avg_pixels_tab;
//opposite parity is always in the same frame if this is second field
if(!s->first_field){
- ref_picture = s->current_picture_ptr->data;
+ ref_picture = s->current_picture_ptr->data;
}
}
}
}
/**
- * motion compesation of a single macroblock
+ * motion compensation of a single macroblock
* @param s context
* @param dest_y luma destination pointer
* @param dest_cb chroma cb/u destination pointer
* @param pic_op halfpel motion compensation function (average or put normally)
* the motion vectors are taken from s->mv and the MV type from s->mv_type
*/
-static inline void MPV_motion_lowres(MpegEncContext *s,
+static inline void MPV_motion_lowres(MpegEncContext *s,
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int dir, uint8_t **ref_picture,
+ int dir, uint8_t **ref_picture,
h264_chroma_mc_func *pix_op)
{
int mx, my;
int mb_x, mb_y, i;
const int lowres= s->avctx->lowres;
- const int block_s= 8>>lowres;
+ const int block_s= 8>>lowres;
mb_x = s->mb_x;
mb_y = s->mb_y;
switch(s->mv_type) {
case MV_TYPE_16X16:
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
+ mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
0, 0, 0,
ref_picture, pix_op,
s->mv[dir][0][0], s->mv[dir][0][1], 2*block_s);
break;
case MV_TYPE_FIELD:
if (s->picture_structure == PICT_FRAME) {
- /* top field */
+ /* top field */
mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
1, 0, s->field_select[dir][0],
ref_picture, pix_op,
} else {
if(s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != B_TYPE && !s->first_field){
ref_picture= s->current_picture_ptr->data;
- }
+ }
mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
0, 0, s->field_select[dir][0],
ref2picture= ref_picture;
}else{
ref2picture= s->current_picture_ptr->data;
- }
+ }
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
+ mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
0, 0, s->field_select[dir][i],
ref2picture, pix_op,
s->mv[dir][i][0], s->mv[dir][i][1] + 2*block_s*i, block_s);
-
+
dest_y += 2*block_s*s->linesize;
dest_cb+= (2*block_s>>s->chroma_y_shift)*s->uvlinesize;
dest_cr+= (2*block_s>>s->chroma_y_shift)*s->uvlinesize;
- }
+ }
break;
case MV_TYPE_DMV:
if(s->picture_structure == PICT_FRAME){
}
}else{
for(i=0; i<2; i++){
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
+ mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
0, 0, s->picture_structure != i+1,
ref_picture, pix_op,
s->mv[dir][2*i][0],s->mv[dir][2*i][1],2*block_s);
//opposite parity is always in the same frame if this is second field
if(!s->first_field){
- ref_picture = s->current_picture_ptr->data;
+ ref_picture = s->current_picture_ptr->data;
}
}
}
}
/* put block[] to dest[] */
-static inline void put_dct(MpegEncContext *s,
+static inline void put_dct(MpegEncContext *s,
DCTELEM *block, int i, uint8_t *dest, int line_size, int qscale)
{
s->dct_unquantize_intra(s, block, i, qscale);
}
/* add block[] to dest[] */
-static inline void add_dct(MpegEncContext *s,
+static inline void add_dct(MpegEncContext *s,
DCTELEM *block, int i, uint8_t *dest, int line_size)
{
if (s->block_last_index[i] >= 0) {
}
}
-static inline void add_dequant_dct(MpegEncContext *s,
+static inline void add_dequant_dct(MpegEncContext *s,
DCTELEM *block, int i, uint8_t *dest, int line_size, int qscale)
{
if (s->block_last_index[i] >= 0) {
{
int wrap = s->b8_stride;
int xy = s->block_index[0];
-
- s->dc_val[0][xy ] =
- s->dc_val[0][xy + 1 ] =
+
+ s->dc_val[0][xy ] =
+ s->dc_val[0][xy + 1 ] =
s->dc_val[0][xy + wrap] =
s->dc_val[0][xy + 1 + wrap] = 1024;
/* ac pred */
/* ac pred */
memset(s->ac_val[1][xy], 0, 16 * sizeof(int16_t));
memset(s->ac_val[2][xy], 0, 16 * sizeof(int16_t));
-
+
s->mbintra_table[xy]= 0;
}
if (s->mb_skipped) {
s->mb_skipped= 0;
assert(s->pict_type!=I_TYPE);
-
+
(*mbskip_ptr) ++; /* indicate that this time we skipped it */
if(*mbskip_ptr >99) *mbskip_ptr= 99;
*mbskip_ptr = 0; /* not skipped */
}
}
-
+
dct_linesize = linesize << s->interlaced_dct;
dct_offset =(s->interlaced_dct)? linesize : linesize*block_size;
-
+
if(readable){
dest_y= s->dest[0];
dest_cb= s->dest[1];
MPV_motion_lowres(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.data, op_pix);
}
}else{
- if ((!s->no_rounding) || s->pict_type==B_TYPE){
+ if ((!s->no_rounding) || s->pict_type==B_TYPE){
op_pix = s->dsp.put_pixels_tab;
op_qpix= s->dsp.put_qpel_pixels_tab;
}else{
}
/* skip dequant / idct if we are really late ;) */
- if(s->hurry_up>1) return;
+ if(s->hurry_up>1) goto skip_idct;
+ if(s->avctx->skip_idct){
+ if( (s->avctx->skip_idct >= AVDISCARD_NONREF && s->pict_type == B_TYPE)
+ ||(s->avctx->skip_idct >= AVDISCARD_NONKEY && s->pict_type != I_TYPE)
+ || s->avctx->skip_idct >= AVDISCARD_ALL)
+ goto skip_idct;
+ }
/* add dct residue */
if(s->encoding || !( s->h263_msmpeg4 || s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO
add_dequant_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
if(!(s->flags&CODEC_FLAG_GRAY)){
- add_dequant_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
- add_dequant_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
+ if (s->chroma_y_shift){
+ add_dequant_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
+ add_dequant_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
+ }else{
+ dct_linesize >>= 1;
+ dct_offset >>=1;
+ add_dequant_dct(s, block[4], 4, dest_cb, dct_linesize, s->chroma_qscale);
+ add_dequant_dct(s, block[5], 5, dest_cr, dct_linesize, s->chroma_qscale);
+ add_dequant_dct(s, block[6], 6, dest_cb + dct_offset, dct_linesize, s->chroma_qscale);
+ add_dequant_dct(s, block[7], 7, dest_cr + dct_offset, dct_linesize, s->chroma_qscale);
+ }
}
} else if(s->codec_id != CODEC_ID_WMV2){
add_dct(s, block[0], 0, dest_y , dct_linesize);
put_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
if(!(s->flags&CODEC_FLAG_GRAY)){
- put_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
- put_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
+ if(s->chroma_y_shift){
+ put_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
+ put_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
+ }else{
+ dct_offset >>=1;
+ dct_linesize >>=1;
+ put_dct(s, block[4], 4, dest_cb, dct_linesize, s->chroma_qscale);
+ put_dct(s, block[5], 5, dest_cr, dct_linesize, s->chroma_qscale);
+ put_dct(s, block[6], 6, dest_cb + dct_offset, dct_linesize, s->chroma_qscale);
+ put_dct(s, block[7], 7, dest_cr + dct_offset, dct_linesize, s->chroma_qscale);
+ }
}
}else{
s->dsp.idct_put(dest_y , dct_linesize, block[0]);
}//gray
}
}
+skip_idct:
if(!readable){
s->dsp.put_pixels_tab[0][0](s->dest[0], dest_y , linesize,16);
s->dsp.put_pixels_tab[s->chroma_x_shift][0](s->dest[1], dest_cb, uvlinesize,16 >> s->chroma_y_shift);
const int maxlevel= s->max_qcoeff;
const int minlevel= s->min_qcoeff;
int overflow=0;
-
+
if(s->mb_intra){
i=1; //skip clipping of intra dc
}else
i=0;
-
+
for(;i<=last_index; i++){
const int j= s->intra_scantable.permutated[i];
int level = block[j];
-
+
if (level>maxlevel){
level=maxlevel;
overflow++;
level=minlevel;
overflow++;
}
-
+
block[j]= level;
}
-
+
if(overflow && s->avctx->mb_decision == FF_MB_DECISION_SIMPLE)
av_log(s->avctx, AV_LOG_INFO, "warning, clipping %d dct coefficients to %d..%d\n", overflow, minlevel, maxlevel);
}
if (s->avctx->draw_horiz_band) {
AVFrame *src;
int offset[4];
-
+
if(s->picture_structure != PICT_FRAME){
h <<= 1;
y <<= 1;
h= FFMIN(h, s->avctx->height - y);
- if(s->pict_type==B_TYPE || s->low_delay || (s->avctx->slice_flags&SLICE_FLAG_CODED_ORDER))
+ if(s->pict_type==B_TYPE || s->low_delay || (s->avctx->slice_flags&SLICE_FLAG_CODED_ORDER))
src= (AVFrame*)s->current_picture_ptr;
else if(s->last_picture_ptr)
src= (AVFrame*)s->last_picture_ptr;
else
return;
-
+
if(s->pict_type==B_TYPE && s->picture_structure == PICT_FRAME && s->out_format != FMT_H264){
offset[0]=
offset[1]=
offset[3]= 0;
}else{
offset[0]= y * s->linesize;;
- offset[1]=
+ offset[1]=
offset[2]= (y >> s->chroma_y_shift) * s->uvlinesize;
offset[3]= 0;
}
}
void ff_init_block_index(MpegEncContext *s){ //FIXME maybe rename
- const int linesize= s->current_picture.linesize[0]; //not s->linesize as this woulnd be wrong for field pics
+ const int linesize= s->current_picture.linesize[0]; //not s->linesize as this would be wrong for field pics
const int uvlinesize= s->current_picture.linesize[1];
const int mb_size= 4 - s->avctx->lowres;
-
+
s->block_index[0]= s->b8_stride*(s->mb_y*2 ) - 2 + s->mb_x*2;
s->block_index[1]= s->b8_stride*(s->mb_y*2 ) - 1 + s->mb_x*2;
s->block_index[2]= s->b8_stride*(s->mb_y*2 + 1) - 2 + s->mb_x*2;
}
}
-static void encode_mb(MpegEncContext *s, int motion_x, int motion_y)
+static always_inline void encode_mb_internal(MpegEncContext *s, int motion_x, int motion_y, int mb_block_height, int mb_block_count)
{
- int16_t weight[6][64];
- DCTELEM orig[6][64];
+ int16_t weight[8][64];
+ DCTELEM orig[8][64];
const int mb_x= s->mb_x;
const int mb_y= s->mb_y;
int i;
- int skip_dct[6];
+ int skip_dct[8];
int dct_offset = s->linesize*8; //default for progressive frames
uint8_t *ptr_y, *ptr_cb, *ptr_cr;
int wrap_y, wrap_c;
-
- for(i=0; i<6; i++) skip_dct[i]=0;
-
+
+ for(i=0; i<mb_block_count; i++) skip_dct[i]=0;
+
if(s->adaptive_quant){
const int last_qp= s->qscale;
const int mb_xy= mb_x + mb_y*s->mb_stride;
s->lambda= s->lambda_table[mb_xy];
update_qscale(s);
-
+
if(!(s->flags&CODEC_FLAG_QP_RD)){
s->dquant= s->qscale - last_qp;
if(s->out_format==FMT_H263){
s->dquant= clip(s->dquant, -2, 2); //FIXME RD
-
- if(s->codec_id==CODEC_ID_MPEG4){
+
+ if(s->codec_id==CODEC_ID_MPEG4){
if(!s->mb_intra){
if(s->pict_type == B_TYPE){
- if(s->dquant&1)
+ if(s->dquant&1)
s->dquant= (s->dquant/2)*2;
if(s->mv_dir&MV_DIRECT)
s->dquant= 0;
wrap_y = s->linesize;
wrap_c = s->uvlinesize;
ptr_y = s->new_picture.data[0] + (mb_y * 16 * wrap_y) + mb_x * 16;
- ptr_cb = s->new_picture.data[1] + (mb_y * 8 * wrap_c) + mb_x * 8;
- ptr_cr = s->new_picture.data[2] + (mb_y * 8 * wrap_c) + mb_x * 8;
+ ptr_cb = s->new_picture.data[1] + (mb_y * mb_block_height * wrap_c) + mb_x * 8;
+ ptr_cr = s->new_picture.data[2] + (mb_y * mb_block_height * wrap_c) + mb_x * 8;
if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){
uint8_t *ebuf= s->edge_emu_buffer + 32;
ff_emulated_edge_mc(ebuf , ptr_y , wrap_y,16,16,mb_x*16,mb_y*16, s->width , s->height);
ptr_y= ebuf;
- ff_emulated_edge_mc(ebuf+18*wrap_y , ptr_cb, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
+ ff_emulated_edge_mc(ebuf+18*wrap_y , ptr_cb, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
ptr_cb= ebuf+18*wrap_y;
- ff_emulated_edge_mc(ebuf+18*wrap_y+8, ptr_cr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
+ ff_emulated_edge_mc(ebuf+18*wrap_y+8, ptr_cr, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
ptr_cr= ebuf+18*wrap_y+8;
}
int progressive_score, interlaced_score;
s->interlaced_dct=0;
- progressive_score= s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y, 8)
+ progressive_score= s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y, 8)
+s->dsp.ildct_cmp[4](s, ptr_y + wrap_y*8, NULL, wrap_y, 8) - 400;
if(progressive_score > 0){
- interlaced_score = s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y*2, 8)
+ interlaced_score = s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y*2, 8)
+s->dsp.ildct_cmp[4](s, ptr_y + wrap_y , NULL, wrap_y*2, 8);
if(progressive_score > interlaced_score){
s->interlaced_dct=1;
-
+
dct_offset= wrap_y;
wrap_y<<=1;
+ if (s->chroma_format == CHROMA_422)
+ wrap_c<<=1;
}
}
}
-
- s->dsp.get_pixels(s->block[0], ptr_y , wrap_y);
+
+ s->dsp.get_pixels(s->block[0], ptr_y , wrap_y);
s->dsp.get_pixels(s->block[1], ptr_y + 8, wrap_y);
s->dsp.get_pixels(s->block[2], ptr_y + dct_offset , wrap_y);
s->dsp.get_pixels(s->block[3], ptr_y + dct_offset + 8, wrap_y);
skip_dct[4]= 1;
skip_dct[5]= 1;
}else{
- s->dsp.get_pixels(s->block[4], ptr_cb, wrap_c);
+ s->dsp.get_pixels(s->block[4], ptr_cb, wrap_c);
s->dsp.get_pixels(s->block[5], ptr_cr, wrap_c);
+ if(!s->chroma_y_shift){ /* 422 */
+ s->dsp.get_pixels(s->block[6], ptr_cb + (dct_offset>>1), wrap_c);
+ s->dsp.get_pixels(s->block[7], ptr_cr + (dct_offset>>1), wrap_c);
+ }
}
}else{
op_pixels_func (*op_pix)[4];
dest_cr = s->dest[2];
if ((!s->no_rounding) || s->pict_type==B_TYPE){
- op_pix = s->dsp.put_pixels_tab;
+ op_pix = s->dsp.put_pixels_tab;
op_qpix= s->dsp.put_qpel_pixels_tab;
}else{
op_pix = s->dsp.put_no_rnd_pixels_tab;
int progressive_score, interlaced_score;
s->interlaced_dct=0;
- progressive_score= s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y, 8)
+ progressive_score= s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y, 8)
+s->dsp.ildct_cmp[0](s, dest_y + wrap_y*8, ptr_y + wrap_y*8, wrap_y, 8) - 400;
-
+
if(s->avctx->ildct_cmp == FF_CMP_VSSE) progressive_score -= 400;
if(progressive_score>0){
- interlaced_score = s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y*2, 8)
+ interlaced_score = s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y*2, 8)
+s->dsp.ildct_cmp[0](s, dest_y + wrap_y , ptr_y + wrap_y , wrap_y*2, 8);
-
+
if(progressive_score > interlaced_score){
s->interlaced_dct=1;
-
+
dct_offset= wrap_y;
wrap_y<<=1;
+ if (s->chroma_format == CHROMA_422)
+ wrap_c<<=1;
}
}
}
-
- s->dsp.diff_pixels(s->block[0], ptr_y , dest_y , wrap_y);
+
+ s->dsp.diff_pixels(s->block[0], ptr_y , dest_y , wrap_y);
s->dsp.diff_pixels(s->block[1], ptr_y + 8, dest_y + 8, wrap_y);
s->dsp.diff_pixels(s->block[2], ptr_y + dct_offset , dest_y + dct_offset , wrap_y);
s->dsp.diff_pixels(s->block[3], ptr_y + dct_offset + 8, dest_y + dct_offset + 8, wrap_y);
-
+
if(s->flags&CODEC_FLAG_GRAY){
skip_dct[4]= 1;
skip_dct[5]= 1;
}else{
s->dsp.diff_pixels(s->block[4], ptr_cb, dest_cb, wrap_c);
s->dsp.diff_pixels(s->block[5], ptr_cr, dest_cr, wrap_c);
+ if(!s->chroma_y_shift){ /* 422 */
+ s->dsp.diff_pixels(s->block[6], ptr_cb + (dct_offset>>1), dest_cb + (dct_offset>>1), wrap_c);
+ s->dsp.diff_pixels(s->block[7], ptr_cr + (dct_offset>>1), dest_cr + (dct_offset>>1), wrap_c);
+ }
}
- /* pre quantization */
+ /* pre quantization */
if(s->current_picture.mc_mb_var[s->mb_stride*mb_y+ mb_x]<2*s->qscale*s->qscale){
//FIXME optimize
- if(s->dsp.sad[1](NULL, ptr_y , dest_y , wrap_y, 8) < 20*s->qscale) skip_dct[0]= 1;
+ if(s->dsp.sad[1](NULL, ptr_y , dest_y , wrap_y, 8) < 20*s->qscale) skip_dct[0]= 1;
if(s->dsp.sad[1](NULL, ptr_y + 8, dest_y + 8, wrap_y, 8) < 20*s->qscale) skip_dct[1]= 1;
if(s->dsp.sad[1](NULL, ptr_y +dct_offset , dest_y +dct_offset , wrap_y, 8) < 20*s->qscale) skip_dct[2]= 1;
if(s->dsp.sad[1](NULL, ptr_y +dct_offset+ 8, dest_y +dct_offset+ 8, wrap_y, 8) < 20*s->qscale) skip_dct[3]= 1;
if(s->dsp.sad[1](NULL, ptr_cb , dest_cb , wrap_c, 8) < 20*s->qscale) skip_dct[4]= 1;
if(s->dsp.sad[1](NULL, ptr_cr , dest_cr , wrap_c, 8) < 20*s->qscale) skip_dct[5]= 1;
+ if(!s->chroma_y_shift){ /* 422 */
+ if(s->dsp.sad[1](NULL, ptr_cb +(dct_offset>>1), dest_cb +(dct_offset>>1), wrap_c, 8) < 20*s->qscale) skip_dct[6]= 1;
+ if(s->dsp.sad[1](NULL, ptr_cr +(dct_offset>>1), dest_cr +(dct_offset>>1), wrap_c, 8) < 20*s->qscale) skip_dct[7]= 1;
+ }
}
}
if(!skip_dct[3]) get_vissual_weight(weight[3], ptr_y + dct_offset + 8, wrap_y);
if(!skip_dct[4]) get_vissual_weight(weight[4], ptr_cb , wrap_c);
if(!skip_dct[5]) get_vissual_weight(weight[5], ptr_cr , wrap_c);
- memcpy(orig[0], s->block[0], sizeof(DCTELEM)*64*6);
+ if(!s->chroma_y_shift){ /* 422 */
+ if(!skip_dct[6]) get_vissual_weight(weight[6], ptr_cb + (dct_offset>>1), wrap_c);
+ if(!skip_dct[7]) get_vissual_weight(weight[7], ptr_cr + (dct_offset>>1), wrap_c);
+ }
+ memcpy(orig[0], s->block[0], sizeof(DCTELEM)*64*mb_block_count);
}
-
+
/* DCT & quantize */
assert(s->out_format!=FMT_MJPEG || s->qscale==8);
{
- for(i=0;i<6;i++) {
+ for(i=0;i<mb_block_count;i++) {
if(!skip_dct[i]){
int overflow;
s->block_last_index[i] = s->dct_quantize(s, s->block[i], i, s->qscale, &overflow);
s->block_last_index[i]= -1;
}
if(s->avctx->quantizer_noise_shaping){
- for(i=0;i<6;i++) {
+ for(i=0;i<mb_block_count;i++) {
if(!skip_dct[i]){
s->block_last_index[i] = dct_quantize_refine(s, s->block[i], weight[i], orig[i], i, s->qscale);
}
}
}
-
+
if(s->luma_elim_threshold && !s->mb_intra)
for(i=0; i<4; i++)
dct_single_coeff_elimination(s, i, s->luma_elim_threshold);
if(s->chroma_elim_threshold && !s->mb_intra)
- for(i=4; i<6; i++)
+ for(i=4; i<mb_block_count; i++)
dct_single_coeff_elimination(s, i, s->chroma_elim_threshold);
if(s->flags & CODEC_FLAG_CBP_RD){
- for(i=0;i<6;i++) {
+ for(i=0;i<mb_block_count;i++) {
if(s->block_last_index[i] == -1)
s->coded_score[i]= INT_MAX/256;
}
//non c quantize code returns incorrect block_last_index FIXME
if(s->alternate_scan && s->dct_quantize != dct_quantize_c){
- for(i=0; i<6; i++){
+ for(i=0; i<mb_block_count; i++){
int j;
if(s->block_last_index[i]>0){
for(j=63; j>0; j--){
}
}
+static always_inline void encode_mb(MpegEncContext *s, int motion_x, int motion_y)
+{
+ if (s->chroma_format == CHROMA_420) encode_mb_internal(s, motion_x, motion_y, 8, 6);
+ else encode_mb_internal(s, motion_x, motion_y, 16, 8);
+}
+
#endif //CONFIG_ENCODERS
void ff_mpeg_flush(AVCodecContext *avctx){
int i;
MpegEncContext *s = avctx->priv_data;
-
- if(s==NULL || s->picture==NULL)
+
+ if(s==NULL || s->picture==NULL)
return;
-
+
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && ( s->picture[i].type == FF_BUFFER_TYPE_INTERNAL
|| s->picture[i].type == FF_BUFFER_TYPE_USER))
avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]);
}
s->current_picture_ptr = s->last_picture_ptr = s->next_picture_ptr = NULL;
-
+
s->mb_x= s->mb_y= 0;
-
+
s->parse_context.state= -1;
s->parse_context.frame_start_found= 0;
s->parse_context.overread= 0;
int i;
if(length==0) return;
-
+
if(words < 16){
for(i=0; i<words; i++) put_bits(pb, 16, be2me_16(srcw[i]));
}else if(put_bits_count(pb)&7){
memcpy(pbBufPtr(pb), src+i, 2*words-i);
skip_put_bytes(pb, 2*words-i);
}
-
+
put_bits(pb, bits, be2me_16(srcw[words])>>(16-bits));
}
d->mb_skip_run= s->mb_skip_run;
for(i=0; i<3; i++)
d->last_dc[i]= s->last_dc[i];
-
+
/* statistics */
d->mv_bits= s->mv_bits;
d->i_tex_bits= s->i_tex_bits;
static inline void copy_context_after_encode(MpegEncContext *d, MpegEncContext *s, int type){
int i;
- memcpy(d->mv, s->mv, 2*4*2*sizeof(int));
+ memcpy(d->mv, s->mv, 2*4*2*sizeof(int));
memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster then a loop?
-
+
/* mpeg1 */
d->mb_skip_run= s->mb_skip_run;
for(i=0; i<3; i++)
d->last_dc[i]= s->last_dc[i];
-
+
/* statistics */
d->mv_bits= s->mv_bits;
d->i_tex_bits= s->i_tex_bits;
d->tex_pb= s->tex_pb;
}
d->block= s->block;
- for(i=0; i<6; i++)
+ for(i=0; i<8; i++)
d->block_last_index[i]= s->block_last_index[i];
d->interlaced_dct= s->interlaced_dct;
d->qscale= s->qscale;
}
-static inline void encode_mb_hq(MpegEncContext *s, MpegEncContext *backup, MpegEncContext *best, int type,
+static inline void encode_mb_hq(MpegEncContext *s, MpegEncContext *backup, MpegEncContext *best, int type,
PutBitContext pb[2], PutBitContext pb2[2], PutBitContext tex_pb[2],
int *dmin, int *next_block, int motion_x, int motion_y)
{
int score;
uint8_t *dest_backup[3];
-
+
copy_context_before_encode(s, backup, type);
s->block= s->blocks[*next_block];
s->pb2 = pb2 [*next_block];
s->tex_pb= tex_pb[*next_block];
}
-
+
if(*next_block){
memcpy(dest_backup, s->dest, sizeof(s->dest));
s->dest[0] = s->rd_scratchpad;
}
encode_mb(s, motion_x, motion_y);
-
+
score= put_bits_count(&s->pb);
if(s->data_partitioning){
score+= put_bits_count(&s->pb2);
score+= put_bits_count(&s->tex_pb);
}
-
+
if(s->avctx->mb_decision == FF_MB_DECISION_RD){
MPV_decode_mb(s, s->block);
score *= s->lambda2;
score += sse_mb(s) << FF_LAMBDA_SHIFT;
}
-
+
if(*next_block){
memcpy(s->dest, dest_backup, sizeof(s->dest));
}
copy_context_after_encode(best, s, type);
}
}
-
+
static int sse(MpegEncContext *s, uint8_t *src1, uint8_t *src2, int w, int h, int stride){
uint32_t *sq = squareTbl + 256;
int acc=0;
int x,y;
-
- if(w==16 && h==16)
+
+ if(w==16 && h==16)
return s->dsp.sse[0](NULL, src1, src2, stride, 16);
else if(w==8 && h==8)
return s->dsp.sse[1](NULL, src1, src2, stride, 8);
-
+
for(y=0; y<h; y++){
for(x=0; x<w; x++){
acc+= sq[src1[x + y*stride] - src2[x + y*stride]];
- }
+ }
}
-
+
assert(acc>=0);
-
+
return acc;
}
static int pre_estimate_motion_thread(AVCodecContext *c, void *arg){
MpegEncContext *s= arg;
-
+
s->me.pre_pass=1;
s->me.dia_size= s->avctx->pre_dia_size;
s->first_slice_line=1;
}
s->first_slice_line=0;
}
-
+
s->me.pre_pass=0;
-
+
return 0;
}
s->block_index[1]+=2;
s->block_index[2]+=2;
s->block_index[3]+=2;
-
+
/* compute motion vector & mb_type and store in context */
if(s->pict_type==B_TYPE)
ff_estimate_b_frame_motion(s, s->mb_x, s->mb_y);
uint8_t *pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
int varc;
int sum = s->dsp.pix_sum(pix, s->linesize);
-
+
varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8;
s->current_picture.mb_var [s->mb_stride * mb_y + mb_x] = varc;
if(s->partitioned_frame){
ff_mpeg4_merge_partitions(s);
}
-
+
ff_mpeg4_stuffing(&s->pb);
}else if(s->out_format == FMT_MJPEG){
ff_mjpeg_stuffing(&s->pb);
align_put_bits(&s->pb);
flush_put_bits(&s->pb);
-
+
if((s->flags&CODEC_FLAG_PASS1) && !s->partitioned_frame)
s->misc_bits+= get_bits_diff(s);
}
/* init last dc values */
/* note: quant matrix value (8) is implied here */
s->last_dc[i] = 128 << s->intra_dc_precision;
-
- s->current_picture_ptr->error[i] = 0;
+
+ s->current_picture.error[i] = 0;
}
s->mb_skip_run = 0;
memset(s->last_mv, 0, sizeof(s->last_mv));
-
+
s->last_mv_dir = 0;
switch(s->codec_id){
}
s->resync_mb_x=0;
- s->resync_mb_y=0;
+ s->resync_mb_y=0;
s->first_slice_line = 1;
s->ptr_lastgob = s->pb.buf;
for(mb_y= s->start_mb_y; mb_y < s->end_mb_y; mb_y++) {
ff_set_qscale(s, s->qscale);
ff_init_block_index(s);
-
+
for(mb_x=0; mb_x < s->mb_width; mb_x++) {
int xy= mb_y*s->mb_stride + mb_x; // removed const, H261 needs to adjust this
int mb_type= s->mb_type[xy];
/* write gob / video packet header */
if(s->rtp_mode){
int current_packet_size, is_gob_start;
-
+
current_packet_size= ((put_bits_count(&s->pb)+7)>>3) - (s->ptr_lastgob - s->pb.buf);
-
- is_gob_start= s->avctx->rtp_payload_size && current_packet_size >= s->avctx->rtp_payload_size && mb_y + mb_x>0;
-
+
+ is_gob_start= s->avctx->rtp_payload_size && current_packet_size >= s->avctx->rtp_payload_size && mb_y + mb_x>0;
+
if(s->start_mb_y == mb_y && mb_y > 0 && mb_x==0) is_gob_start=1;
-
+
switch(s->codec_id){
case CODEC_ID_H263:
case CODEC_ID_H263P:
ff_mpeg4_init_partitions(s);
}
}
-
+
assert((put_bits_count(&s->pb)&7) == 0);
current_packet_size= pbBufPtr(&s->pb) - s->ptr_lastgob;
-
+
if(s->avctx->error_rate && s->resync_mb_x + s->resync_mb_y > 0){
int r= put_bits_count(&s->pb)/8 + s->picture_number + 16 + s->mb_x + s->mb_y;
int d= 100 / s->avctx->error_rate;
int number_mb = (mb_y - s->resync_mb_y)*s->mb_width + mb_x - s->resync_mb_x;
s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, current_packet_size, number_mb);
}
-
+
switch(s->codec_id){
case CODEC_ID_MPEG4:
ff_mpeg4_encode_video_packet_header(s);
break;
case CODEC_ID_H263:
case CODEC_ID_H263P:
- h263_encode_gob_header(s, mb_y);
+ h263_encode_gob_header(s, mb_y);
break;
}
s->misc_bits+= bits - s->last_bits;
s->last_bits= bits;
}
-
+
s->ptr_lastgob += current_packet_size;
s->first_slice_line=1;
s->resync_mb_x=mb_x;
if( (s->resync_mb_x == s->mb_x)
&& s->resync_mb_y+1 == s->mb_y){
- s->first_slice_line=0;
+ s->first_slice_line=0;
}
s->mb_skipped=0;
s->mb_intra= 0;
s->mv[0][0][0] = s->p_mv_table[xy][0];
s->mv[0][0][1] = s->p_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
- if(mb_type&CANDIDATE_MB_TYPE_INTER_I){
+ if(mb_type&CANDIDATE_MB_TYPE_INTER_I){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0];
s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1];
}
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER_I, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_SKIPPED){
s->mb_intra= 0;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_SKIPPED, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_SKIPPED, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
- if(mb_type&CANDIDATE_MB_TYPE_INTER4V){
+ if(mb_type&CANDIDATE_MB_TYPE_INTER4V){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_8X8;
s->mb_intra= 0;
s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0];
s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1];
}
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER4V, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER4V, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_FORWARD){
s->mb_intra= 0;
s->mv[0][0][0] = s->b_forw_mv_table[xy][0];
s->mv[0][0][1] = s->b_forw_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
if(mb_type&CANDIDATE_MB_TYPE_BACKWARD){
s->mb_intra= 0;
s->mv[1][0][0] = s->b_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_back_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[1][0][0], s->mv[1][0][1]);
}
if(mb_type&CANDIDATE_MB_TYPE_BIDIR){
s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1];
s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_DIRECT){
int mx= s->b_direct_mv_table[xy][0];
int my= s->b_direct_mv_table[xy][1];
-
+
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;
s->mb_intra= 0;
ff_mpeg4_set_direct_mv(s, mx, my);
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb,
&dmin, &next_block, mx, my);
}
- if(mb_type&CANDIDATE_MB_TYPE_FORWARD_I){
+ if(mb_type&CANDIDATE_MB_TYPE_FORWARD_I){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0];
s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1];
}
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD_I, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
- if(mb_type&CANDIDATE_MB_TYPE_BACKWARD_I){
+ if(mb_type&CANDIDATE_MB_TYPE_BACKWARD_I){
s->mv_dir = MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0];
s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1];
}
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD_I, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
- if(mb_type&CANDIDATE_MB_TYPE_BIDIR_I){
+ if(mb_type&CANDIDATE_MB_TYPE_BIDIR_I){
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1];
}
}
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR_I, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_INTRA){
s->mb_intra= 1;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTRA, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTRA, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
if(s->h263_pred || s->h263_aic){
if(best_s.mb_intra)
int dquant, dir, qp, dc[6];
DCTELEM ac[6][16];
const int mvdir= (best_s.mv_dir&MV_DIR_BACKWARD) ? 1 : 0;
-
+
assert(backup_s.dquant == 0);
//FIXME intra
s->mv[0][0][1] = best_s.mv[0][0][1];
s->mv[1][0][0] = best_s.mv[1][0][0];
s->mv[1][0][1] = best_s.mv[1][0][1];
-
+
dir= s->pict_type == B_TYPE ? 2 : 1;
if(last_qp + dir > s->avctx->qmax) dir= -dir;
for(dquant= dir; dquant<=2 && dquant>=-2; dquant += dir){
}
}
- encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[mvdir][0][0], s->mv[mvdir][0][1]);
if(best_s.qscale != qp){
if(s->mb_intra && s->dc_val[0]){
}
copy_context_after_encode(s, &best_s, -1);
-
+
pb_bits_count= put_bits_count(&s->pb);
flush_put_bits(&s->pb);
ff_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count);
s->pb= backup_s.pb;
-
+
if(s->data_partitioning){
pb2_bits_count= put_bits_count(&s->pb2);
flush_put_bits(&s->pb2);
ff_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count);
s->pb2= backup_s.pb2;
-
+
tex_pb_bits_count= put_bits_count(&s->tex_pb);
flush_put_bits(&s->tex_pb);
ff_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count);
s->tex_pb= backup_s.tex_pb;
}
s->last_bits= put_bits_count(&s->pb);
-
+
if (s->out_format == FMT_H263 && s->pict_type!=B_TYPE)
ff_h263_update_motion_val(s);
-
+
if(next_block==0){ //FIXME 16 vs linesize16
s->dsp.put_pixels_tab[0][0](s->dest[0], s->rd_scratchpad , s->linesize ,16);
s->dsp.put_pixels_tab[1][0](s->dest[1], s->rd_scratchpad + 16*s->linesize , s->uvlinesize, 8);
int motion_x, motion_y;
s->mv_type=MV_TYPE_16X16;
// only one MB-Type possible
-
+
switch(mb_type){
case CANDIDATE_MB_TYPE_INTRA:
s->mv_dir = 0;
// RAL: Update last macroblock type
s->last_mv_dir = s->mv_dir;
-
+
if (s->out_format == FMT_H263 && s->pict_type!=B_TYPE)
ff_h263_update_motion_val(s);
-
+
MPV_decode_mb(s, s->block);
}
s->p_mv_table[xy][0]=0;
s->p_mv_table[xy][1]=0;
}
-
+
if(s->flags&CODEC_FLAG_PSNR){
int w= 16;
int h= 16;
if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16;
if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16;
- s->current_picture_ptr->error[0] += sse(
+ s->current_picture.error[0] += sse(
s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16,
s->dest[0], w, h, s->linesize);
- s->current_picture_ptr->error[1] += sse(
+ s->current_picture.error[1] += sse(
s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,
s->dest[1], w>>1, h>>1, s->uvlinesize);
- s->current_picture_ptr->error[2] += sse(
+ s->current_picture.error[2] += sse(
s, s->new_picture .data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,
s->dest[2], w>>1, h>>1, s->uvlinesize);
}
write_slice_end(s);
- /* Send the last GOB if RTP */
+ /* Send the last GOB if RTP */
if (s->avctx->rtp_callback) {
int number_mb = (mb_y - s->resync_mb_y)*s->mb_width - s->resync_mb_x;
pdif = pbBufPtr(&s->pb) - s->ptr_lastgob;
MERGE(misc_bits);
MERGE(error_count);
MERGE(padding_bug_score);
+ MERGE(current_picture.error[0]);
+ MERGE(current_picture.error[1]);
+ MERGE(current_picture.error[2]);
if(dst->avctx->noise_reduction){
for(i=0; i<64; i++){
MERGE(dct_error_sum[1][i]);
}
}
-
+
assert(put_bits_count(&src->pb) % 8 ==0);
assert(put_bits_count(&dst->pb) % 8 ==0);
ff_copy_bits(&dst->pb, src->pb.buf, put_bits_count(&src->pb));
flush_put_bits(&dst->pb);
}
+static void estimate_qp(MpegEncContext *s, int dry_run){
+ if (!s->fixed_qscale)
+ s->current_picture_ptr->quality=
+ s->current_picture.quality = ff_rate_estimate_qscale(s, dry_run);
+
+ if(s->adaptive_quant){
+ switch(s->codec_id){
+ case CODEC_ID_MPEG4:
+ ff_clean_mpeg4_qscales(s);
+ break;
+ case CODEC_ID_H263:
+ case CODEC_ID_H263P:
+ case CODEC_ID_FLV1:
+ ff_clean_h263_qscales(s);
+ break;
+ }
+
+ s->lambda= s->lambda_table[0];
+ //FIXME broken
+ }else
+ s->lambda= s->current_picture.quality;
+//printf("%d %d\n", s->avctx->global_quality, s->current_picture.quality);
+ update_qscale(s);
+}
+
static void encode_picture(MpegEncContext *s, int picture_number)
{
int i;
int bits;
s->picture_number = picture_number;
-
+
/* Reset the average MB variance */
s->me.mb_var_sum_temp =
s->me.mc_mb_var_sum_temp = 0;
// RAL: Condition added for MPEG1VIDEO
if (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->h263_msmpeg4))
ff_set_mpeg4_time(s, s->picture_number); //FIXME rename and use has_b_frames or similar
-
+
s->me.scene_change_score=0;
-
+
// s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME ratedistoration
-
+
if(s->pict_type==I_TYPE){
if(s->msmpeg4_version >= 3) s->no_rounding=1;
else s->no_rounding=0;
}else if(s->pict_type!=B_TYPE){
if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4)
- s->no_rounding ^= 1;
+ s->no_rounding ^= 1;
+ }
+
+ if(s->flags & CODEC_FLAG_PASS2){
+ estimate_qp(s, 1);
+ ff_get_2pass_fcode(s);
+ }else if(!(s->flags & CODEC_FLAG_QSCALE)){
+ if(s->pict_type==B_TYPE)
+ s->lambda= s->last_lambda_for[s->pict_type];
+ else
+ s->lambda= s->last_lambda_for[s->last_non_b_pict_type];
+ update_qscale(s);
}
-
+
s->mb_intra=0; //for the rate distortion & bit compare functions
for(i=1; i<s->avctx->thread_count; i++){
ff_update_duplicate_context(s->thread_context[i], s);
/* I-Frame */
for(i=0; i<s->mb_stride*s->mb_height; i++)
s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
-
+
if(!s->fixed_qscale){
/* finding spatial complexity for I-frame rate control */
s->avctx->execute(s->avctx, mb_var_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
b= ff_get_best_fcode(s, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I);
s->f_code= FFMAX(s->f_code, FFMAX(a,b));
}
-
+
ff_fix_long_p_mvs(s);
ff_fix_long_mvs(s, NULL, 0, s->p_mv_table, s->f_code, CANDIDATE_MB_TYPE_INTER, 0);
if(s->flags & CODEC_FLAG_INTERLACED_ME){
int j;
for(i=0; i<2; i++){
for(j=0; j<2; j++)
- ff_fix_long_mvs(s, s->p_field_select_table[i], j,
+ ff_fix_long_mvs(s, s->p_field_select_table[i], j,
s->p_field_mv_table[i][j], s->f_code, CANDIDATE_MB_TYPE_INTER_I, 0);
}
}
for(dir=0; dir<2; dir++){
for(i=0; i<2; i++){
for(j=0; j<2; j++){
- int type= dir ? (CANDIDATE_MB_TYPE_BACKWARD_I|CANDIDATE_MB_TYPE_BIDIR_I)
+ int type= dir ? (CANDIDATE_MB_TYPE_BACKWARD_I|CANDIDATE_MB_TYPE_BIDIR_I)
: (CANDIDATE_MB_TYPE_FORWARD_I |CANDIDATE_MB_TYPE_BIDIR_I);
- ff_fix_long_mvs(s, s->b_field_select_table[dir][i], j,
+ ff_fix_long_mvs(s, s->b_field_select_table[dir][i], j,
s->b_field_mv_table[dir][i][j], dir ? s->b_code : s->f_code, type, 1);
}
}
}
}
- if (!s->fixed_qscale)
- s->current_picture.quality = ff_rate_estimate_qscale(s); //FIXME pic_ptr
-
- if(s->adaptive_quant){
- switch(s->codec_id){
- case CODEC_ID_MPEG4:
- ff_clean_mpeg4_qscales(s);
- break;
- case CODEC_ID_H263:
- case CODEC_ID_H263P:
- case CODEC_ID_FLV1:
- ff_clean_h263_qscales(s);
- break;
- }
+ estimate_qp(s, 0);
- s->lambda= s->lambda_table[0];
- //FIXME broken
- }else
- s->lambda= s->current_picture.quality;
-//printf("%d %d\n", s->avctx->global_quality, s->current_picture.quality);
- update_qscale(s);
-
- if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==I_TYPE && !(s->flags & CODEC_FLAG_QSCALE))
+ if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==I_TYPE && !(s->flags & CODEC_FLAG_QSCALE))
s->qscale= 3; //reduce clipping problems
-
+
if (s->out_format == FMT_MJPEG) {
/* for mjpeg, we do include qscale in the matrix */
s->intra_matrix[0] = ff_mpeg1_default_intra_matrix[0];
for(i=1;i<64;i++){
int j= s->dsp.idct_permutation[i];
- s->intra_matrix[j] = clip_uint8((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3) & 0xFF;
+ s->intra_matrix[j] = clip_uint8((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3);
}
- convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
+ convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
s->intra_matrix, s->intra_quant_bias, 8, 8, 1);
s->qscale= 8;
}
-
+
//FIXME var duplication
s->current_picture_ptr->key_frame=
s->current_picture.key_frame= s->pict_type == I_TYPE; //FIXME pic_ptr
break;
#endif
case FMT_H263:
- if (s->codec_id == CODEC_ID_WMV2)
+ if (s->codec_id == CODEC_ID_WMV2)
ff_wmv2_encode_picture_header(s, picture_number);
- else if (s->h263_msmpeg4)
+ else if (s->h263_msmpeg4)
msmpeg4_encode_picture_header(s, picture_number);
else if (s->h263_pred)
mpeg4_encode_picture_header(s, picture_number);
#ifdef CONFIG_RV10_ENCODER
- else if (s->codec_id == CODEC_ID_RV10)
+ else if (s->codec_id == CODEC_ID_RV10)
rv10_encode_picture_header(s, picture_number);
#endif
#ifdef CONFIG_RV20_ENCODER
- else if (s->codec_id == CODEC_ID_RV20)
+ else if (s->codec_id == CODEC_ID_RV20)
rv20_encode_picture_header(s, picture_number);
#endif
else if (s->codec_id == CODEC_ID_FLV1)
}
bits= put_bits_count(&s->pb);
s->header_bits= bits - s->last_bits;
-
+
for(i=1; i<s->avctx->thread_count; i++){
update_duplicate_context_after_me(s->thread_context[i], s);
}
#ifdef CONFIG_ENCODERS
-static int dct_quantize_trellis_c(MpegEncContext *s,
+static int dct_quantize_trellis_c(MpegEncContext *s,
DCTELEM *block, int n,
int qscale, int *overflow){
const int *qmat;
uint8_t * length;
uint8_t * last_length;
const int lambda= s->lambda2 >> (FF_LAMBDA_SHIFT - 6);
-
+
s->dsp.fdct (block);
-
+
if(s->dct_error_sum)
s->denoise_dct(s, block);
qmul= qscale*16;
q = 1 << 3;
qadd=0;
}
-
+
/* note: block[0] is assumed to be positive */
block[0] = (block[0] + (q >> 1)) / q;
start_i = 1;
coeff_count[i]= 1;
}
}
-
+
*overflow= s->max_qcoeff < max; //overflow might have happened
-
+
if(last_non_zero < start_i){
memset(block + start_i, 0, (64-start_i)*sizeof(DCTELEM));
return last_non_zero;
score_tab[start_i]= 0;
survivor[0]= start_i;
survivor_count= 1;
-
+
for(i=start_i; i<=last_non_zero; i++){
int level_index, j;
const int dct_coeff= ABS(block[ scantable[i] ]);
int level= coeff[level_index][i];
const int alevel= ABS(level);
int unquant_coeff;
-
+
assert(level);
if(s->out_format == FMT_H263){
int run= i - survivor[j];
int score= distoration + length[UNI_AC_ENC_INDEX(run, level)]*lambda;
score += score_tab[i-run];
-
+
if(score < best_score){
best_score= score;
run_tab[i+1]= run;
for(j=survivor_count-1; j>=0; j--){
int run= i - survivor[j];
int score= distoration + score_tab[i-run];
-
+
if(score < best_score){
best_score= score;
run_tab[i+1]= run;
}
}
}
-
+
score_tab[i+1]= best_score;
//Note: there is a vlc code in mpeg4 which is 1 bit shorter then another one with a shorter run and the same level
}
s->coded_score[n] = last_score;
-
+
dc= ABS(block[0]);
last_non_zero= last_i - 1;
memset(block + start_i, 0, (64-start_i)*sizeof(DCTELEM));
-
+
if(last_non_zero < start_i)
return last_non_zero;
if(last_non_zero == 0 && start_i == 0){
int best_level= 0;
int best_score= dc * dc;
-
+
for(i=0; i<coeff_count[0]; i++){
int level= coeff[i][0];
int alevel= ABS(level);
block[ perm_scantable[last_non_zero] ]= last_level;
i -= last_run + 1;
-
+
for(; i>start_i; i -= run_tab[i] + 1){
block[ perm_scantable[i-1] ]= level_tab[i];
}
DCTELEM *block, int16_t *weight, DCTELEM *orig,
int n, int qscale){
int16_t rem[64];
- DCTELEM d1[64] __align16;
+ DECLARE_ALIGNED_16(DCTELEM, d1[64]);
const int *qmat;
const uint8_t *scantable= s->intra_scantable.scantable;
const uint8_t *perm_scantable= s->intra_scantable.permutated;
if(basis[0][0] == 0)
build_basis(s->dsp.idct_permutation);
-
+
qmul= qscale*2;
qadd= (qscale-1)|1;
if (s->mb_intra) {
weight[i] = w;
// w=weight[i] = (63*qns + (w/2)) / w;
-
+
assert(w>0);
assert(w<(1<<6));
sum += w*w;
int j= perm_scantable[i];
const int level= block[j];
int coeff;
-
+
if(level){
if(level<0) coeff= qmul*level - qadd;
else coeff= qmul*level + qadd;
#endif
for(i=0; i<64; i++){
int w= weight[i];
-
+
d1[i] = (rem[i]*w*w + (1<<(RECON_SHIFT+12-1)))>>(RECON_SHIFT+12);
}
#ifdef REFINE_STATS
int change, old_coeff;
assert(s->mb_intra);
-
+
old_coeff= q*level;
-
+
for(change=-1; change<=1; change+=2){
int new_level= level + change;
int score, new_coeff;
-
+
new_coeff= q*new_level;
if(new_coeff >= 2048 || new_coeff < 0)
continue;
}
}
}
-
+
run=0;
rle_index=0;
run2= run_tab[rle_index++];
run2--;
assert(run2>=0 || i >= last_non_zero );
}
-
+
for(change=-1; change<=1; change+=2){
int new_level= level + change;
int score, new_coeff, unquant_change;
-
+
score=0;
if(s->avctx->quantizer_noise_shaping < 2 && ABS(new_level) > ABS(level))
continue;
if(new_coeff >= 2048 || new_coeff <= -2048)
continue;
//FIXME check for overflow
-
+
if(level){
if(level < 63 && level > -63){
if(i < last_non_zero)
}
}else{
assert(ABS(new_level)==1);
-
+
if(analyze_gradient){
int g= d1[ scantable[i] ];
if(g && (g^new_level) >= 0)
if(i < last_non_zero){
int next_i= i + run2 + 1;
int next_level= block[ perm_scantable[next_i] ] + 64;
-
+
if(next_level&(~127))
next_level= 0;
if(i < last_non_zero){
int next_i= i + run2 + 1;
int next_level= block[ perm_scantable[next_i] ] + 64;
-
+
if(next_level&(~127))
next_level= 0;
}
}
}
-
+
score *= lambda;
unquant_change= new_coeff - old_coeff;
assert((score < 100*lambda && score > -100*lambda) || lambda==0);
-
+
score+= s->dsp.try_8x8basis(rem, weight, basis[j], unquant_change);
if(score<best_score){
best_score= score;
if(best_change){
int j= perm_scantable[ best_coeff ];
-
+
block[j] += best_change;
-
+
if(best_coeff > last_non_zero){
last_non_zero= best_coeff;
assert(block[j]);
for(i=start_i; i<=last_non_zero; i++){
int j= perm_scantable[i];
const int level= block[j];
-
+
if(level){
run_tab[rle_index++]=run;
run=0;
run++;
}
}
-
+
s->dsp.add_8x8basis(rem, basis[j], best_unquant_change);
}else{
break;
return last_non_zero;
}
-static int dct_quantize_c(MpegEncContext *s,
+static int dct_quantize_c(MpegEncContext *s,
DCTELEM *block, int n,
int qscale, int *overflow)
{
} else
/* For AIC we skip quant/dequant of INTRADC */
q = 1 << 3;
-
+
/* note: block[0] is assumed to be positive */
block[0] = (block[0] + (q >> 1)) / q;
start_i = 1;
}
}
*overflow= s->max_qcoeff < max; //overflow might have happened
-
+
/* we need this permutation so that we correct the IDCT, we only permute the !=0 elements */
if (s->dsp.idct_permutation_type != FF_NO_IDCT_PERM)
- ff_block_permute(block, s->dsp.idct_permutation, scantable, last_non_zero);
+ ff_block_permute(block, s->dsp.idct_permutation, scantable, last_non_zero);
return last_non_zero;
}
#endif //CONFIG_ENCODERS
-static void dct_unquantize_mpeg1_intra_c(MpegEncContext *s,
+static void dct_unquantize_mpeg1_intra_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
int i, level, nCoeffs;
const uint16_t *quant_matrix;
nCoeffs= s->block_last_index[n];
-
- if (n < 4)
+
+ if (n < 4)
block[0] = block[0] * s->y_dc_scale;
else
block[0] = block[0] * s->c_dc_scale;
}
}
-static void dct_unquantize_mpeg1_inter_c(MpegEncContext *s,
+static void dct_unquantize_mpeg1_inter_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
int i, level, nCoeffs;
const uint16_t *quant_matrix;
nCoeffs= s->block_last_index[n];
-
+
quant_matrix = s->inter_matrix;
for(i=0; i<=nCoeffs; i++) {
int j= s->intra_scantable.permutated[i];
}
}
-static void dct_unquantize_mpeg2_intra_c(MpegEncContext *s,
+static void dct_unquantize_mpeg2_intra_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
int i, level, nCoeffs;
if(s->alternate_scan) nCoeffs= 63;
else nCoeffs= s->block_last_index[n];
-
- if (n < 4)
+
+ if (n < 4)
block[0] = block[0] * s->y_dc_scale;
else
block[0] = block[0] * s->c_dc_scale;
}
}
-static void dct_unquantize_mpeg2_inter_c(MpegEncContext *s,
+static void dct_unquantize_mpeg2_intra_bitexact(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
int i, level, nCoeffs;
if(s->alternate_scan) nCoeffs= 63;
else nCoeffs= s->block_last_index[n];
-
+
+ if (n < 4)
+ block[0] = block[0] * s->y_dc_scale;
+ else
+ block[0] = block[0] * s->c_dc_scale;
+ quant_matrix = s->intra_matrix;
+ for(i=1;i<=nCoeffs;i++) {
+ int j= s->intra_scantable.permutated[i];
+ level = block[j];
+ if (level) {
+ if (level < 0) {
+ level = -level;
+ level = (int)(level * qscale * quant_matrix[j]) >> 3;
+ level = -level;
+ } else {
+ level = (int)(level * qscale * quant_matrix[j]) >> 3;
+ }
+ block[j] = level;
+ sum+=level;
+ }
+ }
+ block[63]^=sum&1;
+}
+
+static void dct_unquantize_mpeg2_inter_c(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
+{
+ int i, level, nCoeffs;
+ const uint16_t *quant_matrix;
+ int sum=-1;
+
+ if(s->alternate_scan) nCoeffs= 63;
+ else nCoeffs= s->block_last_index[n];
+
quant_matrix = s->inter_matrix;
for(i=0; i<=nCoeffs; i++) {
int j= s->intra_scantable.permutated[i];
block[63]^=sum&1;
}
-static void dct_unquantize_h263_intra_c(MpegEncContext *s,
+static void dct_unquantize_h263_intra_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
int i, level, qmul, qadd;
int nCoeffs;
-
+
assert(s->block_last_index[n]>=0);
-
+
qmul = qscale << 1;
-
+
if (!s->h263_aic) {
- if (n < 4)
+ if (n < 4)
block[0] = block[0] * s->y_dc_scale;
else
block[0] = block[0] * s->c_dc_scale;
}
}
-static void dct_unquantize_h263_inter_c(MpegEncContext *s,
+static void dct_unquantize_h263_inter_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
int i, level, qmul, qadd;
int nCoeffs;
-
+
assert(s->block_last_index[n]>=0);
-
+
qadd = (qscale - 1) | 1;
qmul = qscale << 1;
-
+
nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ];
for(i=0; i<=nCoeffs; i++) {