const uint8_t *vsc_pack;
AVCodecContext *avctx;
int apt, is16_9;
- int size = 0;
-
- if (c->sys) {
- avctx = c->vst->codec;
-
- avpriv_set_pts_info(c->vst, 64, c->sys->time_base.num,
- c->sys->time_base.den);
- c->vst->avg_frame_rate = av_inv_q(c->vst->time_base);
-
- /* finding out SAR is a little bit messy */
- vsc_pack = dv_extract_pack(frame, dv_video_control);
- apt = frame[4] & 0x07;
- is16_9 = (vsc_pack && ((vsc_pack[2] & 0x07) == 0x02 ||
- (!apt && (vsc_pack[2] & 0x07) == 0x07)));
- c->vst->sample_aspect_ratio = c->sys->sar[is16_9];
- avctx->bit_rate = av_rescale_q(c->sys->frame_size,
- (AVRational) { 8, 1 },
- c->sys->time_base);
- size = c->sys->frame_size;
- }
- return size;
+
+ avctx = c->vst->codec;
+
+ avpriv_set_pts_info(c->vst, 64, c->sys->time_base.num,
+ c->sys->time_base.den);
+ c->vst->avg_frame_rate = av_inv_q(c->vst->time_base);
+
+ /* finding out SAR is a little bit messy */
+ vsc_pack = dv_extract_pack(frame, dv_video_control);
+ apt = frame[4] & 0x07;
+ is16_9 = (vsc_pack && ((vsc_pack[2] & 0x07) == 0x02 ||
+ (!apt && (vsc_pack[2] & 0x07) == 0x07)));
+ c->vst->sample_aspect_ratio = c->sys->sar[is16_9];
+ avctx->bit_rate = av_rescale_q(c->sys->frame_size,
+ (AVRational) { 8, 1 },
+ c->sys->time_base);
+ return c->sys->frame_size;
}
static int dv_extract_timecode(DVDemuxContext* c, const uint8_t* frame, char *tc)
int64_t timestamp, int flags)
{
// FIXME: sys may be wrong if last dv_read_packet() failed (buffer is junk)
- const AVDVProfile *sys = av_dv_codec_profile2(c->vst->codec->coded_width, c->vst->codec->coded_height,
- c->vst->codec->pix_fmt, c->vst->codec->time_base);
+ const int frame_size = c->sys->frame_size;
int64_t offset;
int64_t size = avio_size(s->pb) - s->internal->data_offset;
- int64_t max_offset = ((size - 1) / sys->frame_size) * sys->frame_size;
+ int64_t max_offset = ((size - 1) / frame_size) * frame_size;
- offset = sys->frame_size * timestamp;
+ offset = frame_size * timestamp;
if (size >= 0 && offset > max_offset)
offset = max_offset;