uint8_t afd;
int has_afd;
int slice_count;
- int save_aspect_info;
+ AVRational save_aspect;
int save_width, save_height, save_progressive_seq;
AVRational frame_rate_ext; /* MPEG-2 specific framerate modificator */
int sync; /* Did we reach a sync point like a GOP/SEQ/KEYFrame? */
uint8_t old_permutation[64];
int ret;
+ if (avctx->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
+ // MPEG-1 aspect
+ avctx->sample_aspect_ratio = av_d2q(1.0 / ff_mpeg1_aspect[s->aspect_ratio_info], 255);
+ } else { // MPEG-2
+ // MPEG-2 aspect
+ if (s->aspect_ratio_info > 1) {
+ AVRational dar =
+ av_mul_q(av_div_q(ff_mpeg2_aspect[s->aspect_ratio_info],
+ (AVRational) { s1->pan_scan.width,
+ s1->pan_scan.height }),
+ (AVRational) { s->width, s->height });
+
+ /* We ignore the spec here and guess a bit as reality does not
+ * match the spec, see for example res_change_ffmpeg_aspect.ts
+ * and sequence-display-aspect.mpg.
+ * issue1613, 621, 562 */
+ if ((s1->pan_scan.width == 0) || (s1->pan_scan.height == 0) ||
+ (av_cmp_q(dar, (AVRational) { 4, 3 }) &&
+ av_cmp_q(dar, (AVRational) { 16, 9 }))) {
+ s->avctx->sample_aspect_ratio =
+ av_div_q(ff_mpeg2_aspect[s->aspect_ratio_info],
+ (AVRational) { s->width, s->height });
+ } else {
+ s->avctx->sample_aspect_ratio =
+ av_div_q(ff_mpeg2_aspect[s->aspect_ratio_info],
+ (AVRational) { s1->pan_scan.width, s1->pan_scan.height });
+// issue1613 4/3 16/9 -> 16/9
+// res_change_ffmpeg_aspect.ts 4/3 225/44 ->4/3
+// widescreen-issue562.mpg 4/3 16/9 -> 16/9
+// s->avctx->sample_aspect_ratio = av_mul_q(s->avctx->sample_aspect_ratio, (AVRational) {s->width, s->height});
+ av_dlog(avctx, "A %d/%d\n",
+ ff_mpeg2_aspect[s->aspect_ratio_info].num,
+ ff_mpeg2_aspect[s->aspect_ratio_info].den);
+ av_dlog(avctx, "B %d/%d\n", s->avctx->sample_aspect_ratio.num,
+ s->avctx->sample_aspect_ratio.den);
+ }
+ } else {
+ s->avctx->sample_aspect_ratio =
+ ff_mpeg2_aspect[s->aspect_ratio_info];
+ }
+ } // MPEG-2
+
+ ff_set_sar(s->avctx, s->avctx->sample_aspect_ratio);
+
if ((s1->mpeg_enc_ctx_allocated == 0) ||
avctx->coded_width != s->width ||
avctx->coded_height != s->height ||
s1->save_width != s->width ||
s1->save_height != s->height ||
- s1->save_aspect_info != s->aspect_ratio_info ||
+ av_cmp_q(s1->save_aspect, s->avctx->sample_aspect_ratio) ||
(s1->save_progressive_seq != s->progressive_sequence && FFALIGN(s->height, 16) != FFALIGN(s->height, 32)) ||
0) {
if (s1->mpeg_enc_ctx_allocated) {
(s->bit_rate != 0x3FFFF*400 || s->vbv_delay != 0xFFFF)) {
avctx->bit_rate = s->bit_rate;
}
- s1->save_aspect_info = s->aspect_ratio_info;
+ s1->save_aspect = s->avctx->sample_aspect_ratio;
s1->save_width = s->width;
s1->save_height = s->height;
s1->save_progressive_seq = s->progressive_sequence;
if (avctx->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
// MPEG-1 fps
avctx->framerate = ff_mpeg12_frame_rate_tab[s->frame_rate_index];
- // MPEG-1 aspect
- avctx->sample_aspect_ratio = av_d2q(1.0 / ff_mpeg1_aspect[s->aspect_ratio_info], 255);
avctx->ticks_per_frame = 1;
} else { // MPEG-2
// MPEG-2 fps
ff_mpeg12_frame_rate_tab[s->frame_rate_index].den * s1->frame_rate_ext.den,
1 << 30);
avctx->ticks_per_frame = 2;
- // MPEG-2 aspect
- if (s->aspect_ratio_info > 1) {
- AVRational dar =
- av_mul_q(av_div_q(ff_mpeg2_aspect[s->aspect_ratio_info],
- (AVRational) { s1->pan_scan.width,
- s1->pan_scan.height }),
- (AVRational) { s->width, s->height });
-
- /* We ignore the spec here and guess a bit as reality does not
- * match the spec, see for example res_change_ffmpeg_aspect.ts
- * and sequence-display-aspect.mpg.
- * issue1613, 621, 562 */
- if ((s1->pan_scan.width == 0) || (s1->pan_scan.height == 0) ||
- (av_cmp_q(dar, (AVRational) { 4, 3 }) &&
- av_cmp_q(dar, (AVRational) { 16, 9 }))) {
- s->avctx->sample_aspect_ratio =
- av_div_q(ff_mpeg2_aspect[s->aspect_ratio_info],
- (AVRational) { s->width, s->height });
- } else {
- s->avctx->sample_aspect_ratio =
- av_div_q(ff_mpeg2_aspect[s->aspect_ratio_info],
- (AVRational) { s1->pan_scan.width, s1->pan_scan.height });
-// issue1613 4/3 16/9 -> 16/9
-// res_change_ffmpeg_aspect.ts 4/3 225/44 ->4/3
-// widescreen-issue562.mpg 4/3 16/9 -> 16/9
-// s->avctx->sample_aspect_ratio = av_mul_q(s->avctx->sample_aspect_ratio, (AVRational) {s->width, s->height});
- av_dlog(avctx, "A %d/%d\n",
- ff_mpeg2_aspect[s->aspect_ratio_info].num,
- ff_mpeg2_aspect[s->aspect_ratio_info].den);
- av_dlog(avctx, "B %d/%d\n", s->avctx->sample_aspect_ratio.num,
- s->avctx->sample_aspect_ratio.den);
- }
- } else {
- s->avctx->sample_aspect_ratio =
- ff_mpeg2_aspect[s->aspect_ratio_info];
- }
} // MPEG-2
- ff_set_sar(s->avctx, s->avctx->sample_aspect_ratio);
-
avctx->pix_fmt = mpeg_get_pixelformat(avctx);
setup_hwaccel_for_pixfmt(avctx);
const uint8_t *buf_end = p + buf_size;
Mpeg1Context *s1 = avctx->priv_data;
+#if 0
+ int i;
+ for(i=0; !(!p[i-2] && !p[i-1] && p[i]==1) && i<buf_size; i++){
+ av_log(avctx, AV_LOG_ERROR, "%c", p[i]);
+ }
+ av_log(avctx, AV_LOG_ERROR, "\n");
+#endif
+
if (buf_size > 29){
int i;
for(i=0; i<20; i++)
if (!memcmp(p+i, "\0TMPGEXS\0", 9)){
s->tmpgexs= 1;
}
-
-/* for(i=0; !(!p[i-2] && !p[i-1] && p[i]==1) && i<buf_size; i++){
- av_log(avctx, AV_LOG_ERROR, "%c", p[i]);
- }
- av_log(avctx, AV_LOG_ERROR, "\n");*/
}
-
/* we parse the DTG active format information */
if (buf_end - p >= 5 &&
p[0] == 'D' && p[1] == 'T' && p[2] == 'G' && p[3] == '1') {