*/
/**
- * @file libavcodec/vc1dec.c
+ * @file
* VC-1 and WMV3 decoder
*
*/
#include "dsputil.h"
#include "avcodec.h"
#include "mpegvideo.h"
+#include "h263.h"
#include "vc1.h"
#include "vc1data.h"
#include "vc1acdata.h"
&vc1_ac_tables[i][0][1], 8, 4,
&vc1_ac_tables[i][0][0], 8, 4, INIT_VLC_USE_NEW_STATIC);
}
- //FIXME: switching to INIT_VLC_STATIC() results in incorrect decoding
- init_vlc(&ff_msmp4_mb_i_vlc, MB_INTRA_VLC_BITS, 64,
- &ff_msmp4_mb_i_table[0][1], 4, 2,
- &ff_msmp4_mb_i_table[0][0], 4, 2, INIT_VLC_USE_STATIC);
done = 1;
}
static void vc1_loop_filter_iblk(MpegEncContext *s, int pq)
{
- int i, j;
- if(!s->first_slice_line)
+ int j;
+ if (!s->first_slice_line) {
s->dsp.vc1_v_loop_filter16(s->dest[0], s->linesize, pq);
- s->dsp.vc1_v_loop_filter16(s->dest[0] + 8*s->linesize, s->linesize, pq);
- for(i = !s->mb_x*8; i < 16; i += 8)
- s->dsp.vc1_h_loop_filter16(s->dest[0] + i, s->linesize, pq);
- for(j = 0; j < 2; j++){
- if(!s->first_slice_line)
+ if (s->mb_x)
+ s->dsp.vc1_h_loop_filter16(s->dest[0] - 16*s->linesize, s->linesize, pq);
+ s->dsp.vc1_h_loop_filter16(s->dest[0] - 16*s->linesize+8, s->linesize, pq);
+ for(j = 0; j < 2; j++){
s->dsp.vc1_v_loop_filter8(s->dest[j+1], s->uvlinesize, pq);
- if(s->mb_x)
- s->dsp.vc1_h_loop_filter8(s->dest[j+1], s->uvlinesize, pq);
+ if (s->mb_x)
+ s->dsp.vc1_h_loop_filter8(s->dest[j+1]-8*s->uvlinesize, s->uvlinesize, pq);
+ }
+ }
+ s->dsp.vc1_v_loop_filter16(s->dest[0] + 8*s->linesize, s->linesize, pq);
+
+ if (s->mb_y == s->mb_height-1) {
+ if (s->mb_x) {
+ s->dsp.vc1_h_loop_filter16(s->dest[0], s->linesize, pq);
+ s->dsp.vc1_h_loop_filter8(s->dest[1], s->uvlinesize, pq);
+ s->dsp.vc1_h_loop_filter8(s->dest[2], s->uvlinesize, pq);
+ }
+ s->dsp.vc1_h_loop_filter16(s->dest[0] + 8, s->linesize, pq);
}
}
}
if(v->rangeredfrm
- || (unsigned)src_x > s->h_edge_pos - (mx&3) - 16 - s->mspel*3
- || (unsigned)src_y > s->v_edge_pos - (my&3) - 16 - s->mspel*3){
+ || (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx&3) - 16 - s->mspel*3
+ || (unsigned)(src_y - s->mspel) > s->v_edge_pos - (my&3) - 16 - s->mspel*3){
uint8_t *uvbuf= s->edge_emu_buffer + 19 * s->linesize;
srcY -= s->mspel * (1 + s->linesize);
{
int last = 0, skip, value;
- const int8_t *zz_table;
+ const uint8_t *zz_table;
int scale;
int k;
if(coded) {
int last = 0, skip, value;
- const int8_t *zz_table;
+ const uint8_t *zz_table;
int k;
if(v->s.ac_pred) {
int scale;
int q1, q2 = 0;
+ s->dsp.clear_block(block);
+
/* XXX: Guard against dumb values of mquant */
mquant = (mquant < 1) ? 0 : ( (mquant>31) ? 31 : mquant );
if(coded) {
int last = 0, skip, value;
- const int8_t *zz_table;
+ const uint8_t *zz_table;
int k;
zz_table = wmv1_scantable[0];
int ttblk = ttmb & 7;
int pat = 0;
+ s->dsp.clear_block(block);
+
if(ttmb == -1) {
ttblk = ff_vc1_ttblk_to_tt[v->tt_index][get_vlc2(gb, ff_vc1_ttblk_vlc[v->tt_index].table, VC1_TTBLK_VLC_BITS, 1)];
}
if(ttblk == TT_4X4) {
subblkpat = ~(get_vlc2(gb, ff_vc1_subblkpat_vlc[v->tt_index].table, VC1_SUBBLKPAT_VLC_BITS, 1) + 1);
}
- if((ttblk != TT_8X8 && ttblk != TT_4X4) && (v->ttmbf || (ttmb != -1 && (ttmb & 8) && !first_block))) {
+ if((ttblk != TT_8X8 && ttblk != TT_4X4)
+ && ((v->ttmbf || (ttmb != -1 && (ttmb & 8) && !first_block))
+ || (!v->res_rtm_flag && !first_block))) {
subblkpat = decode012(gb);
if(subblkpat) subblkpat ^= 3; //swap decoded pattern bits
if(ttblk == TT_8X4_TOP || ttblk == TT_8X4_BOTTOM) ttblk = TT_8X4;
else
skipped = v->s.mbskip_table[mb_pos];
- s->dsp.clear_blocks(s->block[0]);
-
apply_loop_filter = s->loop_filter && !(s->avctx->skip_loop_filter >= AVDISCARD_NONKEY);
if (!fourmv) /* 1MV mode */
{
if((i>3) && (s->flags & CODEC_FLAG_GRAY)) continue;
s->dsp.vc1_inv_trans_8x8(s->block[i]);
if(v->rangeredfrm) for(j = 0; j < 64; j++) s->block[i][j] <<= 1;
- s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
+ s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
if(v->pq >= 9 && v->overlap) {
if(v->c_avail)
- s->dsp.vc1_h_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
+ s->dsp.vc1_h_overlap(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
if(v->a_avail)
- s->dsp.vc1_v_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
+ s->dsp.vc1_v_overlap(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
}
if(apply_loop_filter && s->mb_x && s->mb_x != (s->mb_width - 1) && s->mb_y && s->mb_y != (s->mb_height - 1)){
int left_cbp, top_cbp;
s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize);
if(v->pq >= 9 && v->overlap) {
if(v->c_avail)
- s->dsp.vc1_h_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
+ s->dsp.vc1_h_overlap(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
if(v->a_avail)
- s->dsp.vc1_v_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
+ s->dsp.vc1_v_overlap(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
}
if(v->s.loop_filter && s->mb_x && s->mb_x != (s->mb_width - 1) && s->mb_y && s->mb_y != (s->mb_height - 1)){
int left_cbp, top_cbp;
else
skipped = v->s.mbskip_table[mb_pos];
- s->dsp.clear_blocks(s->block[0]);
dmv_x[0] = dmv_x[1] = dmv_y[0] = dmv_y[1] = 0;
for(i = 0; i < 6; i++) {
v->mb_type[0][s->block_index[i]] = 0;
if((i>3) && (s->flags & CODEC_FLAG_GRAY)) continue;
s->dsp.vc1_inv_trans_8x8(s->block[i]);
if(v->rangeredfrm) for(j = 0; j < 64; j++) s->block[i][j] <<= 1;
- s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
+ s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize);
} else if(val) {
vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY), 0, 0, 0);
if(!v->ttmbf && ttmb < 8) ttmb = -1;
s->mb_intra = 1;
s->first_slice_line = 1;
for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
- for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
- ff_init_block_index(s);
+ s->mb_x = 0;
+ ff_init_block_index(s);
+ for(; s->mb_x < s->mb_width; s->mb_x++) {
ff_update_block_index(s);
s->dsp.clear_blocks(s->block[0]);
mb_pos = s->mb_x + s->mb_y * s->mb_width;
return;
}
}
- ff_draw_horiz_band(s, s->mb_y * 16, 16);
+ if (!v->s.loop_filter)
+ ff_draw_horiz_band(s, s->mb_y * 16, 16);
+ else if (s->mb_y)
+ ff_draw_horiz_band(s, (s->mb_y-1) * 16, 16);
+
s->first_slice_line = 0;
}
+ if (v->s.loop_filter)
+ ff_draw_horiz_band(s, (s->mb_height-1)*16, 16);
ff_er_add_slice(s, 0, 0, s->mb_width - 1, s->mb_height - 1, (AC_END|DC_END|MV_END));
}
s->mb_intra = 1;
s->first_slice_line = 1;
for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
- for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
- ff_init_block_index(s);
+ s->mb_x = 0;
+ ff_init_block_index(s);
+ for(;s->mb_x < s->mb_width; s->mb_x++) {
ff_update_block_index(s);
s->dsp.clear_blocks(s->block[0]);
mb_pos = s->mb_x + s->mb_y * s->mb_stride;
return;
}
}
- ff_draw_horiz_band(s, s->mb_y * 16, 16);
+ if (!v->s.loop_filter)
+ ff_draw_horiz_band(s, s->mb_y * 16, 16);
+ else if (s->mb_y)
+ ff_draw_horiz_band(s, (s->mb_y-1) * 16, 16);
s->first_slice_line = 0;
}
+ if (v->s.loop_filter)
+ ff_draw_horiz_band(s, (s->mb_height-1)*16, 16);
ff_er_add_slice(s, 0, 0, s->mb_width - 1, s->mb_height - 1, (AC_END|DC_END|MV_END));
}
s->first_slice_line = 1;
memset(v->cbp_base, 0, sizeof(v->cbp_base[0])*2*s->mb_stride);
for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
- for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
- ff_init_block_index(s);
+ s->mb_x = 0;
+ ff_init_block_index(s);
+ for(; s->mb_x < s->mb_width; s->mb_x++) {
ff_update_block_index(s);
- s->dsp.clear_blocks(s->block[0]);
vc1_decode_p_mb(v);
if(get_bits_count(&s->gb) > v->bits || get_bits_count(&s->gb) < 0) {
s->first_slice_line = 1;
for(s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
- for(s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) {
- ff_init_block_index(s);
+ s->mb_x = 0;
+ ff_init_block_index(s);
+ for(; s->mb_x < s->mb_width; s->mb_x++) {
ff_update_block_index(s);
- s->dsp.clear_blocks(s->block[0]);
vc1_decode_b_mb(v);
if(get_bits_count(&s->gb) > v->bits || get_bits_count(&s->gb) < 0) {
}
if(v->s.loop_filter) vc1_loop_filter_iblk(s, v->pq);
}
- ff_draw_horiz_band(s, s->mb_y * 16, 16);
+ if (!v->s.loop_filter)
+ ff_draw_horiz_band(s, s->mb_y * 16, 16);
+ else if (s->mb_y)
+ ff_draw_horiz_band(s, (s->mb_y-1) * 16, 16);
s->first_slice_line = 0;
}
+ if (v->s.loop_filter)
+ ff_draw_horiz_band(s, (s->mb_height-1)*16, 16);
ff_er_add_slice(s, 0, 0, s->mb_width - 1, s->mb_height - 1, (AC_END|DC_END|MV_END));
}
avctx->idct_algo=FF_IDCT_WMV2;
}
- if(ff_h263_decode_init(avctx) < 0)
+ if(ff_msmpeg4_decode_init(avctx) < 0)
return -1;
if (vc1_init_common(v) < 0) return -1;
}
buf2 = av_mallocz(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
- if(start[0]) start++; // in WVC1 extradata first byte is its size
+ start = find_next_marker(start, end); // in WVC1 extradata first byte is its size, but can be 0 in mkv
next = start;
for(; next < end; start = next){
next = find_next_marker(start + 4, end);
buf_size2 = vc1_unescape_buffer(buf, divider - buf, buf2);
// TODO
+ if(!v->warn_interlaced++)
+ av_log(v->s.avctx, AV_LOG_ERROR, "Interlaced WVC1 support is not implemented\n");
av_free(buf2);return -1;
}else{
buf_size2 = vc1_unescape_buffer(buf, buf_size, buf2);
}
}
- if(s->pict_type != FF_I_TYPE && !v->res_rtm_flag){
- av_free(buf2);
- return -1;
- }
-
// for hurry_up==5
s->current_picture.pict_type= s->pict_type;
s->current_picture.key_frame= s->pict_type == FF_I_TYPE;
s->me.qpel_put= s->dsp.put_qpel_pixels_tab;
s->me.qpel_avg= s->dsp.avg_qpel_pixels_tab;
- if ((CONFIG_VC1_VDPAU_DECODER || CONFIG_WMV3_VDPAU_DECODER)
+ if ((CONFIG_VC1_VDPAU_DECODER)
&&s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
ff_vdpau_vc1_decode_picture(s, buf_start, (buf + buf_size) - buf_start);
else if (avctx->hwaccel) {
AVCodec vc1_decoder = {
"vc1",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_VC1,
sizeof(VC1Context),
vc1_decode_init,
.pix_fmts = ff_hwaccel_pixfmt_list_420
};
+#if CONFIG_WMV3_DECODER
AVCodec wmv3_decoder = {
"wmv3",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_WMV3,
sizeof(VC1Context),
vc1_decode_init,
.long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 9"),
.pix_fmts = ff_hwaccel_pixfmt_list_420
};
+#endif
#if CONFIG_WMV3_VDPAU_DECODER
AVCodec wmv3_vdpau_decoder = {
"wmv3_vdpau",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_WMV3,
sizeof(VC1Context),
vc1_decode_init,
CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
NULL,
.long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 9 VDPAU"),
- .pix_fmts = (enum PixelFormat[]){PIX_FMT_VDPAU_WMV3, PIX_FMT_NONE}
+ .pix_fmts = (const enum PixelFormat[]){PIX_FMT_VDPAU_WMV3, PIX_FMT_NONE}
};
#endif
#if CONFIG_VC1_VDPAU_DECODER
AVCodec vc1_vdpau_decoder = {
"vc1_vdpau",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_VC1,
sizeof(VC1Context),
vc1_decode_init,
CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
NULL,
.long_name = NULL_IF_CONFIG_SMALL("SMPTE VC-1 VDPAU"),
- .pix_fmts = (enum PixelFormat[]){PIX_FMT_VDPAU_VC1, PIX_FMT_NONE}
+ .pix_fmts = (const enum PixelFormat[]){PIX_FMT_VDPAU_VC1, PIX_FMT_NONE}
};
#endif
projects / ffmpeg / blobdiff