* The simplest mpeg encoder (well, it was the simplest!).
*/
-#include "libavutil/intmath.h"
#include "libavutil/imgutils.h"
#include "avcodec.h"
#include "dsputil.h"
#include "internal.h"
+#include "mathops.h"
#include "mpegvideo.h"
-#include "mpegvideo_common.h"
#include "mjpegenc.h"
#include "msmpeg4.h"
-#include "faandct.h"
#include "xvmc_internal.h"
#include "thread.h"
#include <limits.h>
mpeg2_dc_scale_table3,
};
-const enum PixelFormat ff_pixfmt_list_420[] = {
- PIX_FMT_YUV420P,
- PIX_FMT_NONE
+const enum AVPixelFormat ff_pixfmt_list_420[] = {
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_NONE
};
-const enum PixelFormat ff_hwaccel_pixfmt_list_420[] = {
- PIX_FMT_DXVA2_VLD,
- PIX_FMT_VAAPI_VLD,
- PIX_FMT_VDA_VLD,
- PIX_FMT_YUV420P,
- PIX_FMT_NONE
+const enum AVPixelFormat ff_hwaccel_pixfmt_list_420[] = {
+ AV_PIX_FMT_DXVA2_VLD,
+ AV_PIX_FMT_VAAPI_VLD,
+ AV_PIX_FMT_VDA_VLD,
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_NONE
};
const uint8_t *avpriv_mpv_find_start_code(const uint8_t *restrict p,
/* init common dct for both encoder and decoder */
av_cold int ff_dct_common_init(MpegEncContext *s)
{
- dsputil_init(&s->dsp, s->avctx);
+ ff_dsputil_init(&s->dsp, s->avctx);
s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_c;
s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_c;
s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_bitexact;
s->dct_unquantize_mpeg2_inter = dct_unquantize_mpeg2_inter_c;
-#if HAVE_MMX
- MPV_common_init_mmx(s);
+#if ARCH_X86
+ ff_MPV_common_init_x86(s);
#elif ARCH_ALPHA
- MPV_common_init_axp(s);
-#elif CONFIG_MLIB
- MPV_common_init_mlib(s);
-#elif HAVE_MMI
- MPV_common_init_mmi(s);
+ ff_MPV_common_init_axp(s);
#elif ARCH_ARM
- MPV_common_init_arm(s);
+ ff_MPV_common_init_arm(s);
#elif HAVE_ALTIVEC
- MPV_common_init_altivec(s);
+ ff_MPV_common_init_altivec(s);
#elif ARCH_BFIN
- MPV_common_init_bfin(s);
+ ff_MPV_common_init_bfin(s);
#endif
/* load & permutate scantables
*/
static void free_frame_buffer(MpegEncContext *s, Picture *pic)
{
- /* Windows Media Image codecs allocate internal buffers with different
- * dimensions; ignore user defined callbacks for these
- */
- if (s->codec_id != CODEC_ID_WMV3IMAGE && s->codec_id != CODEC_ID_VC1IMAGE)
- ff_thread_release_buffer(s->avctx, (AVFrame *) pic);
+ /* WM Image / Screen codecs allocate internal buffers with different
+ * dimensions / colorspaces; ignore user-defined callbacks for these. */
+ if (s->codec_id != AV_CODEC_ID_WMV3IMAGE &&
+ s->codec_id != AV_CODEC_ID_VC1IMAGE &&
+ s->codec_id != AV_CODEC_ID_MSS2)
+ ff_thread_release_buffer(s->avctx, &pic->f);
else
- avcodec_default_release_buffer(s->avctx, (AVFrame *) pic);
+ avcodec_default_release_buffer(s->avctx, &pic->f);
av_freep(&pic->f.hwaccel_picture_private);
}
}
}
- if (s->codec_id != CODEC_ID_WMV3IMAGE && s->codec_id != CODEC_ID_VC1IMAGE)
- r = ff_thread_get_buffer(s->avctx, (AVFrame *) pic);
+ if (s->codec_id != AV_CODEC_ID_WMV3IMAGE &&
+ s->codec_id != AV_CODEC_ID_VC1IMAGE &&
+ s->codec_id != AV_CODEC_ID_MSS2)
+ r = ff_thread_get_buffer(s->avctx, &pic->f);
else
- r = avcodec_default_get_buffer(s->avctx, (AVFrame *) pic);
+ r = avcodec_default_get_buffer(s->avctx, &pic->f);
if (r < 0 || !pic->f.type || !pic->f.data[0]) {
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (%d %d %p)\n",
av_freep(&pic->mb_mean);
av_freep(&pic->f.mbskip_table);
av_freep(&pic->qscale_table_base);
+ pic->f.qscale_table = NULL;
av_freep(&pic->mb_type_base);
+ pic->f.mb_type = NULL;
av_freep(&pic->f.dct_coeff);
av_freep(&pic->f.pan_scan);
pic->f.mb_type = NULL;
for (i = 0; i < 2; i++) {
av_freep(&pic->motion_val_base[i]);
av_freep(&pic->f.ref_index[i]);
+ pic->f.motion_val[i] = NULL;
}
if (pic->f.type == FF_BUFFER_TYPE_SHARED) {
return 0;
fail:
- return -1; // free() through MPV_common_end()
+ return -1; // free() through ff_MPV_common_end()
}
static void free_duplicate_context(MpegEncContext *s)
int ff_mpeg_update_thread_context(AVCodecContext *dst,
const AVCodecContext *src)
{
+ int i;
MpegEncContext *s = dst->priv_data, *s1 = src->priv_data;
if (dst == src || !s1->context_initialized)
s->bitstream_buffer = NULL;
s->bitstream_buffer_size = s->allocated_bitstream_buffer_size = 0;
- MPV_common_init(s);
+ ff_MPV_common_init(s);
+ }
+
+ if (s->height != s1->height || s->width != s1->width || s->context_reinit) {
+ int err;
+ s->context_reinit = 0;
+ s->height = s1->height;
+ s->width = s1->width;
+ if ((err = ff_MPV_common_frame_size_change(s)) < 0)
+ return err;
}
s->avctx->coded_height = s1->avctx->coded_height;
memcpy(&s->last_picture, &s1->last_picture,
(char *) &s1->last_picture_ptr - (char *) &s1->last_picture);
+ // reset s->picture[].f.extended_data to s->picture[].f.data
+ for (i = 0; i < s->picture_count; i++)
+ s->picture[i].f.extended_data = s->picture[i].f.data;
+
s->last_picture_ptr = REBASE_PICTURE(s1->last_picture_ptr, s, s1);
s->current_picture_ptr = REBASE_PICTURE(s1->current_picture_ptr, s, s1);
s->next_picture_ptr = REBASE_PICTURE(s1->next_picture_ptr, s, s1);
* The changed fields will not depend upon the
* prior state of the MpegEncContext.
*/
-void MPV_common_defaults(MpegEncContext *s)
+void ff_MPV_common_defaults(MpegEncContext *s)
{
s->y_dc_scale_table =
s->c_dc_scale_table = ff_mpeg1_dc_scale_table;
s->picture_range_start = 0;
s->picture_range_end = MAX_PICTURE_COUNT;
+
+ s->slice_context_count = 1;
}
/**
* the changed fields will not depend upon
* the prior state of the MpegEncContext.
*/
-void MPV_decode_defaults(MpegEncContext *s)
+void ff_MPV_decode_defaults(MpegEncContext *s)
{
- MPV_common_defaults(s);
+ ff_MPV_common_defaults(s);
+}
+
+/**
+ * Initialize and allocates MpegEncContext fields dependent on the resolution.
+ */
+static int init_context_frame(MpegEncContext *s)
+{
+ int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y;
+
+ s->mb_width = (s->width + 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;
+ mb_array_size = s->mb_height * s->mb_stride;
+ mv_table_size = (s->mb_height + 2) * s->mb_stride + 1;
+
+ /* set default edge pos, will be overriden
+ * in decode_header if needed */
+ s->h_edge_pos = s->mb_width * 16;
+ 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;
+
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_index2xy, (s->mb_num + 1) * sizeof(int),
+ fail); // error ressilience code looks cleaner with this
+ for (y = 0; y < s->mb_height; y++)
+ for (x = 0; x < s->mb_width; x++)
+ s->mb_index2xy[x + y * s->mb_width] = x + y * s->mb_stride;
+
+ 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 */
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->p_mv_table_base,
+ mv_table_size * 2 * sizeof(int16_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->b_forw_mv_table_base,
+ mv_table_size * 2 * sizeof(int16_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->b_back_mv_table_base,
+ mv_table_size * 2 * sizeof(int16_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_forw_mv_table_base,
+ mv_table_size * 2 * sizeof(int16_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_back_mv_table_base,
+ mv_table_size * 2 * sizeof(int16_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->b_direct_mv_table_base,
+ mv_table_size * 2 * sizeof(int16_t), fail);
+ s->p_mv_table = s->p_mv_table_base + s->mb_stride + 1;
+ s->b_forw_mv_table = s->b_forw_mv_table_base + s->mb_stride + 1;
+ s->b_back_mv_table = s->b_back_mv_table_base + s->mb_stride + 1;
+ s->b_bidir_forw_mv_table = s->b_bidir_forw_mv_table_base +
+ s->mb_stride + 1;
+ s->b_bidir_back_mv_table = s->b_bidir_back_mv_table_base +
+ s->mb_stride + 1;
+ s->b_direct_mv_table = s->b_direct_mv_table_base + s->mb_stride + 1;
+
+ /* Allocate MB type table */
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_type, mb_array_size *
+ sizeof(uint16_t), fail); // needed for encoding
+
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->lambda_table, mb_array_size *
+ sizeof(int), fail);
+
+ FF_ALLOC_OR_GOTO(s->avctx, s->cplx_tab,
+ mb_array_size * sizeof(float), fail);
+ FF_ALLOC_OR_GOTO(s->avctx, s->bits_tab,
+ mb_array_size * sizeof(float), fail);
+
+ }
+
+ FF_ALLOC_OR_GOTO(s->avctx, s->er_temp_buffer,
+ mb_array_size * sizeof(uint8_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->error_status_table,
+ mb_array_size * sizeof(uint8_t), fail);
+
+ if (s->codec_id == AV_CODEC_ID_MPEG4 ||
+ (s->flags & CODEC_FLAG_INTERLACED_ME)) {
+ /* interlaced direct mode decoding tables */
+ for (i = 0; i < 2; i++) {
+ int j, k;
+ for (j = 0; j < 2; j++) {
+ for (k = 0; k < 2; k++) {
+ FF_ALLOCZ_OR_GOTO(s->avctx,
+ s->b_field_mv_table_base[i][j][k],
+ mv_table_size * 2 * sizeof(int16_t),
+ fail);
+ s->b_field_mv_table[i][j][k] = s->b_field_mv_table_base[i][j][k] +
+ s->mb_stride + 1;
+ }
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_select_table [i][j],
+ mb_array_size * 2 * sizeof(uint8_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_mv_table_base[i][j],
+ mv_table_size * 2 * sizeof(int16_t), fail);
+ s->p_field_mv_table[i][j] = s->p_field_mv_table_base[i][j]
+ + s->mb_stride + 1;
+ }
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_select_table[i],
+ mb_array_size * 2 * sizeof(uint8_t), fail);
+ }
+ }
+ if (s->out_format == FMT_H263) {
+ /* cbp values */
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->coded_block_base, y_size, fail);
+ s->coded_block = s->coded_block_base + s->b8_stride + 1;
+
+ /* cbp, ac_pred, pred_dir */
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->cbp_table,
+ mb_array_size * sizeof(uint8_t), fail);
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->pred_dir_table,
+ mb_array_size * sizeof(uint8_t), fail);
+ }
+
+ if (s->h263_pred || s->h263_plus || !s->encoding) {
+ /* dc values */
+ // MN: we need these for error resilience of intra-frames
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->dc_val_base,
+ yc_size * sizeof(int16_t), fail);
+ s->dc_val[0] = s->dc_val_base + s->b8_stride + 1;
+ s->dc_val[1] = s->dc_val_base + y_size + s->mb_stride + 1;
+ s->dc_val[2] = s->dc_val[1] + c_size;
+ for (i = 0; i < yc_size; i++)
+ s->dc_val_base[i] = 1024;
+ }
+
+ /* which mb is a intra block */
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->mbintra_table, mb_array_size, fail);
+ memset(s->mbintra_table, 1, mb_array_size);
+
+ /* init macroblock skip table */
+ FF_ALLOCZ_OR_GOTO(s->avctx, s->mbskip_table, mb_array_size + 2, fail);
+ // Note the + 1 is for a quicker mpeg4 slice_end detection
+
+ 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);
+ s->visualization_buffer[1] = av_malloc((s->mb_width * 16 +
+ 2 * EDGE_WIDTH) * s->mb_height * 16 + 2 * EDGE_WIDTH);
+ s->visualization_buffer[2] = av_malloc((s->mb_width * 16 +
+ 2 * EDGE_WIDTH) * s->mb_height * 16 + 2 * EDGE_WIDTH);
+ }
+
+ return 0;
+fail:
+ return AVERROR(ENOMEM);
}
/**
* init common structure for both encoder and decoder.
* this assumes that some variables like width/height are already set
*/
-av_cold int MPV_common_init(MpegEncContext *s)
+av_cold int ff_MPV_common_init(MpegEncContext *s)
{
- int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y,
- threads = (s->encoding ||
- (HAVE_THREADS &&
- s->avctx->active_thread_type & FF_THREAD_SLICE)) ?
- s->avctx->thread_count : 1;
+ int i;
+ int nb_slices = (HAVE_THREADS &&
+ s->avctx->active_thread_type & FF_THREAD_SLICE) ?
+ s->avctx->thread_count : 1;
+
+ if (s->encoding && s->avctx->slices)
+ nb_slices = s->avctx->slices;
- if (s->codec_id == CODEC_ID_MPEG2VIDEO && !s->progressive_sequence)
+ if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO && !s->progressive_sequence)
s->mb_height = (s->height + 31) / 32 * 2;
- else if (s->codec_id != CODEC_ID_H264)
+ else if (s->codec_id != AV_CODEC_ID_H264)
s->mb_height = (s->height + 15) / 16;
- if (s->avctx->pix_fmt == PIX_FMT_NONE) {
+ if (s->avctx->pix_fmt == AV_PIX_FMT_NONE) {
av_log(s->avctx, AV_LOG_ERROR,
- "decoding to PIX_FMT_NONE is not supported.\n");
+ "decoding to AV_PIX_FMT_NONE is not supported.\n");
return -1;
}
- if ((s->encoding || (s->avctx->active_thread_type & FF_THREAD_SLICE)) &&
- (s->avctx->thread_count > MAX_THREADS ||
- (s->avctx->thread_count > s->mb_height && s->mb_height))) {
- int max_threads = FFMIN(MAX_THREADS, s->mb_height);
- av_log(s->avctx, AV_LOG_WARNING,
- "too many threads (%d), reducing to %d\n",
- s->avctx->thread_count, max_threads);
- threads = max_threads;
+ if (nb_slices > MAX_THREADS || (nb_slices > s->mb_height && s->mb_height)) {
+ int max_slices;
+ if (s->mb_height)
+ max_slices = FFMIN(MAX_THREADS, s->mb_height);
+ else
+ max_slices = MAX_THREADS;
+ av_log(s->avctx, AV_LOG_WARNING, "too many threads/slices (%d),"
+ " reducing to %d\n", nb_slices, max_slices);
+ nb_slices = max_slices;
}
if ((s->width || s->height) &&
s->flags2 = s->avctx->flags2;
if (s->width && s->height) {
- s->mb_width = (s->width + 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;
- mb_array_size = s->mb_height * s->mb_stride;
- mv_table_size = (s->mb_height + 2) * s->mb_stride + 1;
-
/* set chroma shifts */
- avcodec_get_chroma_sub_sample(s->avctx->pix_fmt,&(s->chroma_x_shift),
- &(s->chroma_y_shift) );
-
- /* set default edge pos, will be overriden
- * in decode_header if needed */
- s->h_edge_pos = s->mb_width * 16;
- 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;
+ avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &s->chroma_x_shift,
+ &s->chroma_y_shift);
/* convert fourcc to upper case */
s->codec_tag = avpriv_toupper4(s->avctx->codec_tag);
s->stream_codec_tag = avpriv_toupper4(s->avctx->stream_codec_tag);
- s->avctx->coded_frame = (AVFrame *)&s->current_picture;
-
- FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_index2xy, (s->mb_num + 1) * sizeof(int),
- fail); // error ressilience code looks cleaner with this
- for (y = 0; y < s->mb_height; y++)
- for (x = 0; x < s->mb_width; x++)
- s->mb_index2xy[x + y * s->mb_width] = x + y * s->mb_stride;
-
- s->mb_index2xy[s->mb_height * s->mb_width] =
- (s->mb_height - 1) * s->mb_stride + s->mb_width; // FIXME really needed?
+ s->avctx->coded_frame = &s->current_picture.f;
if (s->encoding) {
- /* Allocate MV tables */
- FF_ALLOCZ_OR_GOTO(s->avctx, s->p_mv_table_base,
- mv_table_size * 2 * sizeof(int16_t), fail);
- FF_ALLOCZ_OR_GOTO(s->avctx, s->b_forw_mv_table_base,
- mv_table_size * 2 * sizeof(int16_t), fail);
- FF_ALLOCZ_OR_GOTO(s->avctx, s->b_back_mv_table_base,
- mv_table_size * 2 * sizeof(int16_t), fail);
- FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_forw_mv_table_base,
- mv_table_size * 2 * sizeof(int16_t), fail);
- FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_back_mv_table_base,
- mv_table_size * 2 * sizeof(int16_t), fail);
- FF_ALLOCZ_OR_GOTO(s->avctx, s->b_direct_mv_table_base,
- mv_table_size * 2 * sizeof(int16_t), fail);
- s->p_mv_table = s->p_mv_table_base +
- s->mb_stride + 1;
- s->b_forw_mv_table = s->b_forw_mv_table_base +
- s->mb_stride + 1;
- s->b_back_mv_table = s->b_back_mv_table_base +
- s->mb_stride + 1;
- s->b_bidir_forw_mv_table = s->b_bidir_forw_mv_table_base +
- s->mb_stride + 1;
- s->b_bidir_back_mv_table = s->b_bidir_back_mv_table_base +
- s->mb_stride + 1;
- s->b_direct_mv_table = s->b_direct_mv_table_base +
- s->mb_stride + 1;
-
if (s->msmpeg4_version) {
FF_ALLOCZ_OR_GOTO(s->avctx, s->ac_stats,
2 * 2 * (MAX_LEVEL + 1) *
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->avctx->stats_out, 256, fail);
- /* Allocate MB type table */
- FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_type, mb_array_size *
- sizeof(uint16_t), fail); // needed for encoding
-
- FF_ALLOCZ_OR_GOTO(s->avctx, s->lambda_table, mb_array_size *
- sizeof(int), fail);
-
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix,
64 * 32 * sizeof(int), fail);
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix,
FF_ALLOCZ_OR_GOTO(s->avctx, s->picture,
s->picture_count * sizeof(Picture), fail);
for (i = 0; i < s->picture_count; i++) {
- avcodec_get_frame_defaults((AVFrame *) &s->picture[i]);
+ avcodec_get_frame_defaults(&s->picture[i].f);
}
if (s->width && s->height) {
- FF_ALLOCZ_OR_GOTO(s->avctx, s->error_status_table,
- mb_array_size * sizeof(uint8_t), fail);
-
- if (s->codec_id == CODEC_ID_MPEG4 ||
- (s->flags & CODEC_FLAG_INTERLACED_ME)) {
- /* interlaced direct mode decoding tables */
- for (i = 0; i < 2; i++) {
- int j, k;
- for (j = 0; j < 2; j++) {
- for (k = 0; k < 2; k++) {
- FF_ALLOCZ_OR_GOTO(s->avctx,
- s->b_field_mv_table_base[i][j][k],
- mv_table_size * 2 * sizeof(int16_t),
- fail);
- s->b_field_mv_table[i][j][k] = s->b_field_mv_table_base[i][j][k] +
- s->mb_stride + 1;
- }
- FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_select_table [i][j],
- mb_array_size * 2 * sizeof(uint8_t),
- fail);
- FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_mv_table_base[i][j],
- mv_table_size * 2 * sizeof(int16_t),
- fail);
- s->p_field_mv_table[i][j] = s->p_field_mv_table_base[i][j]
- + s->mb_stride + 1;
- }
- FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_select_table[i],
- mb_array_size * 2 * sizeof(uint8_t),
- fail);
- }
- }
- if (s->out_format == FMT_H263) {
- /* cbp values */
- FF_ALLOCZ_OR_GOTO(s->avctx, s->coded_block_base, y_size, fail);
- s->coded_block = s->coded_block_base + s->b8_stride + 1;
-
- /* cbp, ac_pred, pred_dir */
- FF_ALLOCZ_OR_GOTO(s->avctx, s->cbp_table,
- mb_array_size * sizeof(uint8_t), fail);
- FF_ALLOCZ_OR_GOTO(s->avctx, s->pred_dir_table,
- mb_array_size * sizeof(uint8_t), fail);
- }
-
- if (s->h263_pred || s->h263_plus || !s->encoding) {
- /* dc values */
- // MN: we need these for error resilience of intra-frames
- FF_ALLOCZ_OR_GOTO(s->avctx, s->dc_val_base,
- yc_size * sizeof(int16_t), fail);
- s->dc_val[0] = s->dc_val_base + s->b8_stride + 1;
- s->dc_val[1] = s->dc_val_base + y_size + s->mb_stride + 1;
- s->dc_val[2] = s->dc_val[1] + c_size;
- for (i = 0; i < yc_size; i++)
- s->dc_val_base[i] = 1024;
- }
-
- /* which mb is a intra block */
- FF_ALLOCZ_OR_GOTO(s->avctx, s->mbintra_table, mb_array_size, fail);
- memset(s->mbintra_table, 1, mb_array_size);
-
- /* init macroblock skip table */
- FF_ALLOCZ_OR_GOTO(s->avctx, s->mbskip_table, mb_array_size + 2, fail);
- // Note the + 1 is for a quicker mpeg4 slice_end detection
+ if (init_context_frame(s))
+ goto fail;
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);
- s->visualization_buffer[1] = av_malloc((s->mb_width * 16 +
- 2 * EDGE_WIDTH) * s->mb_height * 16 + 2 * EDGE_WIDTH);
- s->visualization_buffer[2] = av_malloc((s->mb_width * 16 +
- 2 * EDGE_WIDTH) * s->mb_height * 16 + 2 * EDGE_WIDTH);
- }
}
s->context_initialized = 1;
s->thread_context[0] = s;
if (s->width && s->height) {
- if (s->encoding || (HAVE_THREADS &&
- s->avctx->active_thread_type&FF_THREAD_SLICE)) {
- for (i = 1; i < threads; i++) {
+ if (nb_slices > 1) {
+ for (i = 1; i < nb_slices; i++) {
s->thread_context[i] = av_malloc(sizeof(MpegEncContext));
memcpy(s->thread_context[i], s, sizeof(MpegEncContext));
}
- for (i = 0; i < threads; i++) {
+ for (i = 0; i < nb_slices; i++) {
if (init_duplicate_context(s->thread_context[i], s) < 0)
goto fail;
s->thread_context[i]->start_mb_y =
- (s->mb_height * (i) + s->avctx->thread_count / 2) /
- s->avctx->thread_count;
+ (s->mb_height * (i) + nb_slices / 2) / nb_slices;
s->thread_context[i]->end_mb_y =
- (s->mb_height * (i + 1) + s->avctx->thread_count / 2) /
- s->avctx->thread_count;
+ (s->mb_height * (i + 1) + nb_slices / 2) / nb_slices;
}
} else {
if (init_duplicate_context(s, s) < 0)
s->start_mb_y = 0;
s->end_mb_y = s->mb_height;
}
+ s->slice_context_count = nb_slices;
}
return 0;
fail:
- MPV_common_end(s);
+ ff_MPV_common_end(s);
return -1;
}
-/* init common structure for both encoder and decoder */
-void MPV_common_end(MpegEncContext *s)
+/**
+ * Frees and resets MpegEncContext fields depending on the resolution.
+ * Is used during resolution changes to avoid a full reinitialization of the
+ * codec.
+ */
+static int free_context_frame(MpegEncContext *s)
{
int i, j, k;
- if (s->encoding || (HAVE_THREADS &&
- s->avctx->active_thread_type & FF_THREAD_SLICE)) {
- for (i = 0; i < s->avctx->thread_count; i++) {
- free_duplicate_context(s->thread_context[i]);
- }
- for (i = 1; i < s->avctx->thread_count; i++) {
- av_freep(&s->thread_context[i]);
- }
- } else free_duplicate_context(s);
-
- av_freep(&s->parse_context.buffer);
- s->parse_context.buffer_size = 0;
-
av_freep(&s->mb_type);
av_freep(&s->p_mv_table_base);
av_freep(&s->b_forw_mv_table_base);
av_freep(&s->pred_dir_table);
av_freep(&s->mbskip_table);
+
+ av_freep(&s->error_status_table);
+ av_freep(&s->er_temp_buffer);
+ av_freep(&s->mb_index2xy);
+ av_freep(&s->lambda_table);
+ av_freep(&s->cplx_tab);
+ av_freep(&s->bits_tab);
+
+ s->linesize = s->uvlinesize = 0;
+
+ for (i = 0; i < 3; i++)
+ av_freep(&s->visualization_buffer[i]);
+
+ if (!(s->avctx->active_thread_type & FF_THREAD_FRAME))
+ avcodec_default_free_buffers(s->avctx);
+
+ return 0;
+}
+
+int ff_MPV_common_frame_size_change(MpegEncContext *s)
+{
+ int i, err = 0;
+
+ if (s->slice_context_count > 1) {
+ for (i = 0; i < s->slice_context_count; i++) {
+ free_duplicate_context(s->thread_context[i]);
+ }
+ for (i = 1; i < s->slice_context_count; i++) {
+ av_freep(&s->thread_context[i]);
+ }
+ } else
+ free_duplicate_context(s);
+
+ free_context_frame(s);
+
+ if (s->picture)
+ for (i = 0; i < s->picture_count; i++) {
+ s->picture[i].needs_realloc = 1;
+ }
+
+ s->last_picture_ptr =
+ s->next_picture_ptr =
+ s->current_picture_ptr = NULL;
+
+ // init
+ if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO && !s->progressive_sequence)
+ s->mb_height = (s->height + 31) / 32 * 2;
+ else if (s->codec_id != AV_CODEC_ID_H264)
+ s->mb_height = (s->height + 15) / 16;
+
+ if ((s->width || s->height) &&
+ av_image_check_size(s->width, s->height, 0, s->avctx))
+ return AVERROR_INVALIDDATA;
+
+ if ((err = init_context_frame(s)))
+ goto fail;
+
+ s->thread_context[0] = s;
+
+ if (s->width && s->height) {
+ int nb_slices = s->slice_context_count;
+ if (nb_slices > 1) {
+ for (i = 1; i < nb_slices; i++) {
+ s->thread_context[i] = av_malloc(sizeof(MpegEncContext));
+ memcpy(s->thread_context[i], s, sizeof(MpegEncContext));
+ }
+
+ for (i = 0; i < nb_slices; i++) {
+ if (init_duplicate_context(s->thread_context[i], s) < 0)
+ goto fail;
+ s->thread_context[i]->start_mb_y =
+ (s->mb_height * (i) + nb_slices / 2) / nb_slices;
+ s->thread_context[i]->end_mb_y =
+ (s->mb_height * (i + 1) + nb_slices / 2) / nb_slices;
+ }
+ } else {
+ if (init_duplicate_context(s, s) < 0)
+ goto fail;
+ s->start_mb_y = 0;
+ s->end_mb_y = s->mb_height;
+ }
+ s->slice_context_count = nb_slices;
+ }
+
+ return 0;
+ fail:
+ ff_MPV_common_end(s);
+ return err;
+}
+
+/* init common structure for both encoder and decoder */
+void ff_MPV_common_end(MpegEncContext *s)
+{
+ int i;
+
+ if (s->slice_context_count > 1) {
+ for (i = 0; i < s->slice_context_count; i++) {
+ free_duplicate_context(s->thread_context[i]);
+ }
+ for (i = 1; i < s->slice_context_count; i++) {
+ av_freep(&s->thread_context[i]);
+ }
+ s->slice_context_count = 1;
+ } else free_duplicate_context(s);
+
+ av_freep(&s->parse_context.buffer);
+ s->parse_context.buffer_size = 0;
+
av_freep(&s->bitstream_buffer);
s->allocated_bitstream_buffer_size = 0;
av_freep(&s->avctx->stats_out);
av_freep(&s->ac_stats);
- av_freep(&s->error_status_table);
- av_freep(&s->mb_index2xy);
- av_freep(&s->lambda_table);
+
av_freep(&s->q_intra_matrix);
av_freep(&s->q_inter_matrix);
av_freep(&s->q_intra_matrix16);
}
}
av_freep(&s->picture);
+
+ free_context_frame(s);
+
s->context_initialized = 0;
s->last_picture_ptr =
s->next_picture_ptr =
s->current_picture_ptr = NULL;
s->linesize = s->uvlinesize = 0;
-
- for (i = 0; i < 3; i++)
- av_freep(&s->visualization_buffer[i]);
-
- if (!(s->avctx->active_thread_type & FF_THREAD_FRAME))
- avcodec_default_free_buffers(s->avctx);
}
-void init_rl(RLTable *rl,
- uint8_t static_store[2][2 * MAX_RUN + MAX_LEVEL + 3])
+void ff_init_rl(RLTable *rl,
+ uint8_t static_store[2][2 * MAX_RUN + MAX_LEVEL + 3])
{
int8_t max_level[MAX_RUN + 1], max_run[MAX_LEVEL + 1];
uint8_t index_run[MAX_RUN + 1];
}
}
-void init_vlc_rl(RLTable *rl)
+void ff_init_vlc_rl(RLTable *rl)
{
int i, q;
}
}
-int ff_find_unused_picture(MpegEncContext *s, int shared)
+static inline int pic_is_unused(MpegEncContext *s, Picture *pic)
+{
+ if (pic->f.data[0] == NULL)
+ return 1;
+ if (pic->needs_realloc)
+ if (!pic->owner2 || pic->owner2 == s)
+ return 1;
+ return 0;
+}
+
+static int find_unused_picture(MpegEncContext *s, int shared)
{
int i;
}
} else {
for (i = s->picture_range_start; i < s->picture_range_end; i++) {
- if (s->picture[i].f.data[0] == NULL && s->picture[i].f.type != 0)
+ if (pic_is_unused(s, &s->picture[i]) && s->picture[i].f.type != 0)
return i; // FIXME
}
for (i = s->picture_range_start; i < s->picture_range_end; i++) {
- if (s->picture[i].f.data[0] == NULL)
+ if (pic_is_unused(s, &s->picture[i]))
return i;
}
}
return AVERROR_INVALIDDATA;
}
+int ff_find_unused_picture(MpegEncContext *s, int shared)
+{
+ int ret = find_unused_picture(s, shared);
+
+ if (ret >= 0 && ret < s->picture_range_end) {
+ if (s->picture[ret].needs_realloc) {
+ s->picture[ret].needs_realloc = 0;
+ free_picture(s, &s->picture[ret]);
+ avcodec_get_frame_defaults(&s->picture[ret].f);
+ }
+ }
+ return ret;
+}
+
static void update_noise_reduction(MpegEncContext *s)
{
int intra, i;
* generic function for encode/decode called after coding/decoding
* the header and before a frame is coded/decoded.
*/
-int MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
+int ff_MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
{
int i;
Picture *pic;
s->mb_skipped = 0;
- assert(s->last_picture_ptr == NULL || s->out_format != FMT_H264 ||
- s->codec_id == CODEC_ID_SVQ3);
-
/* mark & release old frames */
- if (s->pict_type != AV_PICTURE_TYPE_B && s->last_picture_ptr &&
- s->last_picture_ptr != s->next_picture_ptr &&
- s->last_picture_ptr->f.data[0]) {
- if (s->out_format != FMT_H264 || s->codec_id == CODEC_ID_SVQ3) {
+ if (s->out_format != FMT_H264 || s->codec_id == AV_CODEC_ID_SVQ3) {
+ if (s->pict_type != AV_PICTURE_TYPE_B && s->last_picture_ptr &&
+ s->last_picture_ptr != s->next_picture_ptr &&
+ s->last_picture_ptr->f.data[0]) {
if (s->last_picture_ptr->owner2 == s)
free_frame_buffer(s, s->last_picture_ptr);
+ }
- /* release forgotten pictures */
- /* if (mpeg124/h263) */
- if (!s->encoding) {
- for (i = 0; i < s->picture_count; i++) {
- if (s->picture[i].owner2 == s && s->picture[i].f.data[0] &&
- &s->picture[i] != s->next_picture_ptr &&
- s->picture[i].f.reference) {
- if (!(avctx->active_thread_type & FF_THREAD_FRAME))
- av_log(avctx, AV_LOG_ERROR,
- "releasing zombie picture\n");
- free_frame_buffer(s, &s->picture[i]);
- }
+ /* release forgotten pictures */
+ /* if (mpeg124/h263) */
+ if (!s->encoding) {
+ for (i = 0; i < s->picture_count; i++) {
+ if (s->picture[i].owner2 == s && s->picture[i].f.data[0] &&
+ &s->picture[i] != s->last_picture_ptr &&
+ &s->picture[i] != s->next_picture_ptr &&
+ s->picture[i].f.reference && !s->picture[i].needs_realloc) {
+ if (!(avctx->active_thread_type & FF_THREAD_FRAME))
+ av_log(avctx, AV_LOG_ERROR,
+ "releasing zombie picture\n");
+ free_frame_buffer(s, &s->picture[i]);
}
}
}
pic = s->current_picture_ptr;
} else {
i = ff_find_unused_picture(s, 0);
+ if (i < 0) {
+ av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
+ return i;
+ }
pic = &s->picture[i];
}
pic->f.reference = 0;
if (!s->dropable) {
- if (s->codec_id == CODEC_ID_H264)
+ if (s->codec_id == AV_CODEC_ID_H264)
pic->f.reference = s->picture_structure;
else if (s->pict_type != AV_PICTURE_TYPE_B)
pic->f.reference = 3;
s->current_picture_ptr = pic;
// FIXME use only the vars from current_pic
s->current_picture_ptr->f.top_field_first = s->top_field_first;
- if (s->codec_id == CODEC_ID_MPEG1VIDEO ||
- s->codec_id == CODEC_ID_MPEG2VIDEO) {
+ if (s->codec_id == AV_CODEC_ID_MPEG1VIDEO ||
+ s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
if (s->picture_structure != PICT_FRAME)
s->current_picture_ptr->f.top_field_first =
(s->picture_structure == PICT_TOP_FIELD) == s->first_field;
if (!s->dropable)
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->f.data[0] : NULL,
- s->next_picture_ptr ? s->next_picture_ptr->f.data[0] : NULL,
- s->current_picture_ptr ? s->current_picture_ptr->f.data[0] : NULL,
- s->pict_type, s->dropable); */
+ av_dlog(s->avctx, "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->f.data[0] : NULL,
+ s->next_picture_ptr ? s->next_picture_ptr->f.data[0] : NULL,
+ s->current_picture_ptr ? s->current_picture_ptr->f.data[0] : NULL,
+ s->pict_type, s->dropable);
- if (s->codec_id != CODEC_ID_H264) {
+ if (s->codec_id != AV_CODEC_ID_H264) {
if ((s->last_picture_ptr == NULL ||
s->last_picture_ptr->f.data[0] == NULL) &&
(s->pict_type != AV_PICTURE_TYPE_I ||
/* Allocate a dummy frame */
i = ff_find_unused_picture(s, 0);
+ if (i < 0) {
+ av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
+ return i;
+ }
s->last_picture_ptr = &s->picture[i];
- if (ff_alloc_picture(s, s->last_picture_ptr, 0) < 0)
+ if (ff_alloc_picture(s, s->last_picture_ptr, 0) < 0) {
+ s->last_picture_ptr = NULL;
return -1;
- ff_thread_report_progress((AVFrame *) s->last_picture_ptr,
- INT_MAX, 0);
- ff_thread_report_progress((AVFrame *) s->last_picture_ptr,
- INT_MAX, 1);
+ }
+ ff_thread_report_progress(&s->last_picture_ptr->f, INT_MAX, 0);
+ ff_thread_report_progress(&s->last_picture_ptr->f, INT_MAX, 1);
+ s->last_picture_ptr->f.reference = 3;
}
if ((s->next_picture_ptr == NULL ||
s->next_picture_ptr->f.data[0] == NULL) &&
s->pict_type == AV_PICTURE_TYPE_B) {
/* Allocate a dummy frame */
i = ff_find_unused_picture(s, 0);
+ if (i < 0) {
+ av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
+ return i;
+ }
s->next_picture_ptr = &s->picture[i];
- if (ff_alloc_picture(s, s->next_picture_ptr, 0) < 0)
+ if (ff_alloc_picture(s, s->next_picture_ptr, 0) < 0) {
+ s->next_picture_ptr = NULL;
return -1;
- ff_thread_report_progress((AVFrame *) s->next_picture_ptr,
- INT_MAX, 0);
- ff_thread_report_progress((AVFrame *) s->next_picture_ptr,
- INT_MAX, 1);
+ }
+ ff_thread_report_progress(&s->next_picture_ptr->f, INT_MAX, 0);
+ ff_thread_report_progress(&s->next_picture_ptr->f, INT_MAX, 1);
+ s->next_picture_ptr->f.reference = 3;
}
}
if (s->next_picture_ptr)
ff_copy_picture(&s->next_picture, s->next_picture_ptr);
+ if (HAVE_THREADS && (avctx->active_thread_type & FF_THREAD_FRAME) &&
+ (s->out_format != FMT_H264 || s->codec_id == AV_CODEC_ID_SVQ3)) {
+ if (s->next_picture_ptr)
+ s->next_picture_ptr->owner2 = s;
+ if (s->last_picture_ptr)
+ s->last_picture_ptr->owner2 = s;
+ }
+
assert(s->pict_type == AV_PICTURE_TYPE_I || (s->last_picture_ptr &&
s->last_picture_ptr->f.data[0]));
/* 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 is not called for mpeg4 there yet */
- if (s->mpeg_quant || s->codec_id == CODEC_ID_MPEG2VIDEO) {
+ if (s->mpeg_quant || s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
s->dct_unquantize_intra = s->dct_unquantize_mpeg2_intra;
s->dct_unquantize_inter = s->dct_unquantize_mpeg2_inter;
} else if (s->out_format == FMT_H263 || s->out_format == FMT_H261) {
/* generic function for encode/decode called after a
* frame has been coded/decoded. */
-void MPV_frame_end(MpegEncContext *s)
+void ff_MPV_frame_end(MpegEncContext *s)
{
int i;
/* redraw edges for the frame if decoding didn't complete */
s->current_picture.f.reference &&
!s->intra_only &&
!(s->flags & CODEC_FLAG_EMU_EDGE)) {
- int hshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_w;
- int vshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_h;
- s->dsp.draw_edges(s->current_picture.f.data[0], s->linesize,
- s->h_edge_pos, s->v_edge_pos,
- EDGE_WIDTH, EDGE_WIDTH,
- EDGE_TOP | EDGE_BOTTOM);
- s->dsp.draw_edges(s->current_picture.f.data[1], s->uvlinesize,
- s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
- EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
- EDGE_TOP | EDGE_BOTTOM);
- s->dsp.draw_edges(s->current_picture.f.data[2], s->uvlinesize,
- s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
- EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
- EDGE_TOP | EDGE_BOTTOM);
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->avctx->pix_fmt);
+ int hshift = desc->log2_chroma_w;
+ int vshift = desc->log2_chroma_h;
+ s->dsp.draw_edges(s->current_picture.f.data[0], s->linesize,
+ s->h_edge_pos, s->v_edge_pos,
+ EDGE_WIDTH, EDGE_WIDTH,
+ EDGE_TOP | EDGE_BOTTOM);
+ s->dsp.draw_edges(s->current_picture.f.data[1], s->uvlinesize,
+ s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
+ EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
+ EDGE_TOP | EDGE_BOTTOM);
+ s->dsp.draw_edges(s->current_picture.f.data[2], s->uvlinesize,
+ s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
+ EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
+ EDGE_TOP | EDGE_BOTTOM);
}
emms_c();
memset(&s->next_picture, 0, sizeof(Picture));
memset(&s->current_picture, 0, sizeof(Picture));
#endif
- s->avctx->coded_frame = (AVFrame *) s->current_picture_ptr;
+ s->avctx->coded_frame = &s->current_picture_ptr->f;
- if (s->codec_id != CODEC_ID_H264 && s->current_picture.f.reference) {
- ff_thread_report_progress((AVFrame *) s->current_picture_ptr,
- s->mb_height - 1, 0);
+ if (s->codec_id != AV_CODEC_ID_H264 && s->current_picture.f.reference) {
+ ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX, 0);
}
}
else
av_log(s->avctx, AV_LOG_DEBUG, " ");
}
- // av_log(s->avctx, AV_LOG_DEBUG, " ");
}
av_log(s->avctx, AV_LOG_DEBUG, "\n");
}
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) +
- (s->codec_id == CODEC_ID_H264 ? 0 : 1);
+ (s->codec_id == AV_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,
}
if (IS_INTERLACED(mb_type) &&
- s->codec_id == CODEC_ID_H264) {
+ s->codec_id == AV_CODEC_ID_H264) {
// hmm
}
}
}
}
-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,
- int width, int height, int stride,
- int h_edge_pos, int v_edge_pos,
- int w, int h, h264_chroma_mc_func *pix_op,
- int motion_x, int motion_y)
-{
- const int lowres = s->avctx->lowres;
- const int op_index = FFMIN(lowres, 2);
- const int s_mask = (2 << lowres) - 1;
- int emu = 0;
- int sx, sy;
-
- if (s->quarter_sample) {
- motion_x /= 2;
- motion_y /= 2;
- }
-
- sx = motion_x & s_mask;
- 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 ||
- (unsigned)src_y > (v_edge_pos >> field_based) - (!!sy) - h) {
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, src, s->linesize, w + 1,
- (h + 1) << field_based, src_x,
- src_y << field_based,
- h_edge_pos,
- v_edge_pos);
- src = s->edge_emu_buffer;
- emu = 1;
- }
-
- sx = (sx << 2) >> lowres;
- sy = (sy << 2) >> lowres;
- if (field_select)
- src += s->linesize;
- pix_op[op_index](dest, src, stride, h, sx, sy);
- return emu;
-}
-
-/* apply one mpeg motion vector to the three components */
-static av_always_inline void mpeg_motion_lowres(MpegEncContext *s,
- uint8_t *dest_y,
- uint8_t *dest_cb,
- uint8_t *dest_cr,
- int field_based,
- int bottom_field,
- int field_select,
- uint8_t **ref_picture,
- h264_chroma_mc_func *pix_op,
- int motion_x, int motion_y,
- int h, int mb_y)
-{
- uint8_t *ptr_y, *ptr_cb, *ptr_cr;
- int mx, my, src_x, src_y, uvsrc_x, uvsrc_y, uvlinesize, linesize, sx, sy,
- uvsx, uvsy;
- const int lowres = s->avctx->lowres;
- const int op_index = FFMIN(lowres, 2);
- const int block_s = 8>>lowres;
- const int s_mask = (2 << lowres) - 1;
- const int h_edge_pos = s->h_edge_pos >> lowres;
- const int v_edge_pos = s->v_edge_pos >> lowres;
- linesize = s->current_picture.f.linesize[0] << field_based;
- uvlinesize = s->current_picture.f.linesize[1] << field_based;
-
- // FIXME obviously not perfect but qpel will not work in lowres anyway
- if (s->quarter_sample) {
- motion_x /= 2;
- motion_y /= 2;
- }
-
- if (field_based) {
- motion_y += (bottom_field - field_select) * (1 << lowres - 1);
- }
-
- sx = motion_x & s_mask;
- sy = motion_y & s_mask;
- src_x = s->mb_x * 2 * block_s + (motion_x >> lowres + 1);
- src_y = (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);
- uvsrc_x = src_x >> 1;
- uvsrc_y = src_y >> 1;
- } else if (s->out_format == FMT_H261) {
- // even chroma mv's are full pel in H261
- mx = motion_x / 4;
- my = motion_y / 4;
- uvsx = (2 * mx) & s_mask;
- uvsy = (2 * my) & s_mask;
- uvsrc_x = s->mb_x * block_s + (mx >> lowres);
- uvsrc_y = mb_y * block_s + (my >> lowres);
- } else {
- mx = motion_x / 2;
- my = motion_y / 2;
- uvsx = mx & s_mask;
- uvsy = my & s_mask;
- uvsrc_x = s->mb_x * block_s + (mx >> lowres + 1);
- uvsrc_y = (mb_y * block_s >> field_based) + (my >> lowres + 1);
- }
-
- ptr_y = ref_picture[0] + src_y * linesize + src_x;
- ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
- ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
-
- if ((unsigned) src_x > h_edge_pos - (!!sx) - 2 * block_s ||
- (unsigned) src_y > (v_edge_pos >> field_based) - (!!sy) - h) {
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr_y,
- s->linesize, 17, 17 + field_based,
- src_x, src_y << field_based, h_edge_pos,
- v_edge_pos);
- ptr_y = s->edge_emu_buffer;
- if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
- uint8_t *uvbuf = s->edge_emu_buffer + 18 * s->linesize;
- s->dsp.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);
- s->dsp.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;
- }
- }
-
- // FIXME use this for field pix too instead of the obnoxious hack which changes picture.f.data
- if (bottom_field) {
- dest_y += s->linesize;
- dest_cb += s->uvlinesize;
- dest_cr += s->uvlinesize;
- }
-
- if (field_select) {
- ptr_y += s->linesize;
- ptr_cb += s->uvlinesize;
- ptr_cr += s->uvlinesize;
- }
-
- sx = (sx << 2) >> lowres;
- sy = (sy << 2) >> lowres;
- pix_op[lowres - 1](dest_y, ptr_y, linesize, h, sx, sy);
-
- if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) {
- uvsx = (uvsx << 2) >> lowres;
- uvsy = (uvsy << 2) >> lowres;
- pix_op[op_index](dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift,
- uvsx, uvsy);
- pix_op[op_index](dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift,
- uvsx, uvsy);
- }
- // FIXME h261 lowres loop filter
-}
-
-static inline void chroma_4mv_motion_lowres(MpegEncContext *s,
- uint8_t *dest_cb, uint8_t *dest_cr,
- uint8_t **ref_picture,
- h264_chroma_mc_func * pix_op,
- int mx, int my)
-{
- const int lowres = s->avctx->lowres;
- const int op_index = FFMIN(lowres, 2);
- const int block_s = 8 >> lowres;
- const int s_mask = (2 << lowres) - 1;
- const int h_edge_pos = s->h_edge_pos >> lowres + 1;
- 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;
- }
-
- /* 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);
-
- 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) {
- if ((unsigned) src_x > h_edge_pos - (!!sx) - block_s ||
- (unsigned) src_y > v_edge_pos - (!!sy) - block_s) {
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize,
- 9, 9, src_x, src_y, h_edge_pos, v_edge_pos);
- ptr = s->edge_emu_buffer;
- emu = 1;
- }
- }
- sx = (sx << 2) >> lowres;
- sy = (sy << 2) >> lowres;
- pix_op[op_index](dest_cb, ptr, s->uvlinesize, block_s, sx, sy);
-
- ptr = ref_picture[2] + offset;
- if (emu) {
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
- src_x, src_y, h_edge_pos, v_edge_pos);
- ptr = s->edge_emu_buffer;
- }
- pix_op[op_index](dest_cr, ptr, s->uvlinesize, block_s, sx, sy);
-}
-
-/**
- * motion compensation of a single macroblock
- * @param s context
- * @param dest_y luma destination pointer
- * @param dest_cb chroma cb/u destination pointer
- * @param dest_cr chroma cr/v destination pointer
- * @param dir direction (0->forward, 1->backward)
- * @param ref_picture array[3] of pointers to the 3 planes of the reference picture
- * @param pix_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,
- uint8_t *dest_y, uint8_t *dest_cb,
- uint8_t *dest_cr,
- 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;
-
- 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,
- 0, 0, 0,
- ref_picture, pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1],
- 2 * block_s, mb_y);
- break;
- case MV_TYPE_8X8:
- mx = 0;
- my = 0;
- for (i = 0; i < 4; i++) {
- hpel_motion_lowres(s, dest_y + ((i & 1) + (i >> 1) *
- s->linesize) * block_s,
- ref_picture[0], 0, 0,
- (2 * mb_x + (i & 1)) * block_s,
- (2 * mb_y + (i >> 1)) * block_s,
- s->width, s->height, s->linesize,
- s->h_edge_pos >> lowres, s->v_edge_pos >> lowres,
- block_s, block_s, pix_op,
- s->mv[dir][i][0], s->mv[dir][i][1]);
-
- mx += s->mv[dir][i][0];
- my += s->mv[dir][i][1];
- }
-
- if (!CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY))
- chroma_4mv_motion_lowres(s, dest_cb, dest_cr, ref_picture,
- pix_op, mx, my);
- break;
- case MV_TYPE_FIELD:
- if (s->picture_structure == PICT_FRAME) {
- /* top field */
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 1, 0, s->field_select[dir][0],
- ref_picture, pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1],
- block_s, mb_y);
- /* bottom field */
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 1, 1, s->field_select[dir][1],
- ref_picture, pix_op,
- s->mv[dir][1][0], s->mv[dir][1][1],
- block_s, mb_y);
- } else {
- if (s->picture_structure != s->field_select[dir][0] + 1 &&
- s->pict_type != AV_PICTURE_TYPE_B && !s->first_field) {
- ref_picture = s->current_picture_ptr->f.data;
-
- }
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 0, 0, s->field_select[dir][0],
- ref_picture, pix_op,
- s->mv[dir][0][0],
- s->mv[dir][0][1], 2 * block_s, mb_y >> 1);
- }
- break;
- case MV_TYPE_16X8:
- for (i = 0; i < 2; i++) {
- uint8_t **ref2picture;
-
- if (s->picture_structure == s->field_select[dir][i] + 1 ||
- s->pict_type == AV_PICTURE_TYPE_B || s->first_field) {
- ref2picture = ref_picture;
- } else {
- ref2picture = s->current_picture_ptr->f.data;
- }
-
- 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, mb_y >> 1);
-
- 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) {
- for (i = 0; i < 2; i++) {
- int j;
- for (j = 0; j < 2; j++) {
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 1, j, j ^ i,
- ref_picture, pix_op,
- s->mv[dir][2 * i + j][0],
- s->mv[dir][2 * i + j][1],
- block_s, mb_y);
- }
- pix_op = s->dsp.avg_h264_chroma_pixels_tab;
- }
- } else {
- for (i = 0; i < 2; i++) {
- 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, mb_y >> 1);
-
- // after put we make avg of the same block
- pix_op = s->dsp.avg_h264_chroma_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->f.data;
- }
- }
- }
- break;
- default:
- assert(0);
- }
-}
-
/**
* find the lowest MB row referenced in the MVs
*/
-int MPV_lowest_referenced_row(MpegEncContext *s, int dir)
+int ff_MPV_lowest_referenced_row(MpegEncContext *s, int dir)
{
int my_max = INT_MIN, my_min = INT_MAX, qpel_shift = !s->quarter_sample;
int my, off, i, mvs;
- if (s->picture_structure != PICT_FRAME) goto unhandled;
+ if (s->picture_structure != PICT_FRAME || s->mcsel)
+ goto unhandled;
switch (s->mv_type) {
case MV_TYPE_16X16:
*/
static av_always_inline
void MPV_decode_mb_internal(MpegEncContext *s, DCTELEM block[12][64],
- int lowres_flag, int is_mpeg12)
+ int is_mpeg12)
{
const int mb_xy = s->mb_y * s->mb_stride + s->mb_x;
if(CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration){
qpel_mc_func (*op_qpix)[16];
const int linesize = s->current_picture.f.linesize[0]; //not s->linesize as this would be wrong for field pics
const int uvlinesize = s->current_picture.f.linesize[1];
- const int readable= s->pict_type != AV_PICTURE_TYPE_B || s->encoding || s->avctx->draw_horiz_band || lowres_flag;
- const int block_size= lowres_flag ? 8>>s->avctx->lowres : 8;
+ const int readable= s->pict_type != AV_PICTURE_TYPE_B || s->encoding || s->avctx->draw_horiz_band;
+ const int block_size = 8;
/* avoid copy if macroblock skipped in last frame too */
/* skip only during decoding as we might trash the buffers during encoding a bit */
}
dct_linesize = linesize << s->interlaced_dct;
- dct_offset =(s->interlaced_dct)? linesize : linesize*block_size;
+ dct_offset = s->interlaced_dct ? linesize : linesize * block_size;
if(readable){
dest_y= s->dest[0];
if(HAVE_THREADS && s->avctx->active_thread_type&FF_THREAD_FRAME) {
if (s->mv_dir & MV_DIR_FORWARD) {
- ff_thread_await_progress((AVFrame*)s->last_picture_ptr, MPV_lowest_referenced_row(s, 0), 0);
+ ff_thread_await_progress(&s->last_picture_ptr->f,
+ ff_MPV_lowest_referenced_row(s, 0),
+ 0);
}
if (s->mv_dir & MV_DIR_BACKWARD) {
- ff_thread_await_progress((AVFrame*)s->next_picture_ptr, MPV_lowest_referenced_row(s, 1), 0);
+ ff_thread_await_progress(&s->next_picture_ptr->f,
+ ff_MPV_lowest_referenced_row(s, 1),
+ 0);
}
}
- if(lowres_flag){
- h264_chroma_mc_func *op_pix = s->dsp.put_h264_chroma_pixels_tab;
-
- if (s->mv_dir & MV_DIR_FORWARD) {
- MPV_motion_lowres(s, dest_y, dest_cb, dest_cr, 0, s->last_picture.f.data, op_pix);
- op_pix = s->dsp.avg_h264_chroma_pixels_tab;
- }
- if (s->mv_dir & MV_DIR_BACKWARD) {
- MPV_motion_lowres(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.f.data, op_pix);
- }
+ op_qpix= s->me.qpel_put;
+ if ((!s->no_rounding) || s->pict_type==AV_PICTURE_TYPE_B){
+ op_pix = s->dsp.put_pixels_tab;
}else{
- op_qpix= s->me.qpel_put;
- if ((!s->no_rounding) || s->pict_type==AV_PICTURE_TYPE_B){
- op_pix = s->dsp.put_pixels_tab;
- }else{
- op_pix = s->dsp.put_no_rnd_pixels_tab;
- }
- if (s->mv_dir & MV_DIR_FORWARD) {
- MPV_motion(s, dest_y, dest_cb, dest_cr, 0, s->last_picture.f.data, op_pix, op_qpix);
- op_pix = s->dsp.avg_pixels_tab;
- op_qpix= s->me.qpel_avg;
- }
- if (s->mv_dir & MV_DIR_BACKWARD) {
- MPV_motion(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.f.data, op_pix, op_qpix);
- }
+ op_pix = s->dsp.put_no_rnd_pixels_tab;
+ }
+ if (s->mv_dir & MV_DIR_FORWARD) {
+ ff_MPV_motion(s, dest_y, dest_cb, dest_cr, 0, s->last_picture.f.data, op_pix, op_qpix);
+ op_pix = s->dsp.avg_pixels_tab;
+ op_qpix= s->me.qpel_avg;
+ }
+ if (s->mv_dir & MV_DIR_BACKWARD) {
+ ff_MPV_motion(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.f.data, op_pix, op_qpix);
}
}
}
/* add dct residue */
- if(s->encoding || !( s->msmpeg4_version || s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO
- || (s->codec_id==CODEC_ID_MPEG4 && !s->mpeg_quant))){
+ if(s->encoding || !( s->msmpeg4_version || s->codec_id==AV_CODEC_ID_MPEG1VIDEO || s->codec_id==AV_CODEC_ID_MPEG2VIDEO
+ || (s->codec_id==AV_CODEC_ID_MPEG4 && !s->mpeg_quant))){
add_dequant_dct(s, block[0], 0, dest_y , dct_linesize, s->qscale);
add_dequant_dct(s, block[1], 1, dest_y + block_size, dct_linesize, s->qscale);
add_dequant_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
add_dequant_dct(s, block[7], 7, dest_cr + dct_offset, dct_linesize, s->chroma_qscale);
}
}
- } else if(is_mpeg12 || (s->codec_id != CODEC_ID_WMV2)){
+ } else if(is_mpeg12 || (s->codec_id != AV_CODEC_ID_WMV2)){
add_dct(s, block[0], 0, dest_y , dct_linesize);
add_dct(s, block[1], 1, dest_y + block_size, dct_linesize);
add_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize);
}else{
//chroma422
dct_linesize = uvlinesize << s->interlaced_dct;
- dct_offset =(s->interlaced_dct)? uvlinesize : uvlinesize*8;
+ dct_offset = s->interlaced_dct ? uvlinesize : uvlinesize * 8;
add_dct(s, block[4], 4, dest_cb, dct_linesize);
add_dct(s, block[5], 5, dest_cr, dct_linesize);
}
} else {
/* dct only in intra block */
- if(s->encoding || !(s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO)){
+ if(s->encoding || !(s->codec_id==AV_CODEC_ID_MPEG1VIDEO || s->codec_id==AV_CODEC_ID_MPEG2VIDEO)){
put_dct(s, block[0], 0, dest_y , dct_linesize, s->qscale);
put_dct(s, block[1], 1, dest_y + block_size, dct_linesize, s->qscale);
put_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
}else{
dct_linesize = uvlinesize << s->interlaced_dct;
- dct_offset =(s->interlaced_dct)? uvlinesize : uvlinesize*8;
+ dct_offset = s->interlaced_dct ? uvlinesize : uvlinesize * 8;
s->dsp.idct_put(dest_cb, dct_linesize, block[4]);
s->dsp.idct_put(dest_cr, dct_linesize, block[5]);
}
}
-void MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]){
+void ff_MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]){
#if !CONFIG_SMALL
if(s->out_format == FMT_MPEG1) {
- if(s->avctx->lowres) MPV_decode_mb_internal(s, block, 1, 1);
- else MPV_decode_mb_internal(s, block, 0, 1);
+ MPV_decode_mb_internal(s, block, 1);
} else
#endif
- if(s->avctx->lowres) MPV_decode_mb_internal(s, block, 1, 0);
- else MPV_decode_mb_internal(s, block, 0, 0);
+ MPV_decode_mb_internal(s, block, 0);
}
/**
&& s->current_picture.f.reference
&& !s->intra_only
&& !(s->flags&CODEC_FLAG_EMU_EDGE)) {
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->avctx->pix_fmt);
int sides = 0, edge_h;
- int hshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_w;
- int vshift = av_pix_fmt_descriptors[s->avctx->pix_fmt].log2_chroma_h;
+ int hshift = desc->log2_chroma_w;
+ int vshift = desc->log2_chroma_h;
if (y==0) sides |= EDGE_TOP;
if (y + h >= s->v_edge_pos) sides |= EDGE_BOTTOM;
int i;
if(s->pict_type==AV_PICTURE_TYPE_B || s->low_delay || (s->avctx->slice_flags&SLICE_FLAG_CODED_ORDER))
- src= (AVFrame*)s->current_picture_ptr;
+ src = &s->current_picture_ptr->f;
else if(s->last_picture_ptr)
- src= (AVFrame*)s->last_picture_ptr;
+ src = &s->last_picture_ptr->f;
else
return;
void ff_init_block_index(MpegEncContext *s){ //FIXME maybe rename
const int linesize = s->current_picture.f.linesize[0]; //not s->linesize as this would be wrong for field pics
const int uvlinesize = s->current_picture.f.linesize[1];
- const int mb_size= 4 - s->avctx->lowres;
+ const int mb_size= 4;
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->c_dc_scale= s->c_dc_scale_table[ s->chroma_qscale ];
}
-void MPV_report_decode_progress(MpegEncContext *s)
+void ff_MPV_report_decode_progress(MpegEncContext *s)
{
if (s->pict_type != AV_PICTURE_TYPE_B && !s->partitioned_frame && !s->error_occurred)
- ff_thread_report_progress((AVFrame*)s->current_picture_ptr, s->mb_y, 0);
+ ff_thread_report_progress(&s->current_picture_ptr->f, s->mb_y, 0);
}