fftools/ffmpeg: drop InputStream.[next_]pts

They are no longer used for anything.
This commit is contained in:
Anton Khirnov 2023-04-26 00:11:59 +02:00
parent ae95cd85dc
commit 302aecd06a
3 changed files with 1 additions and 24 deletions

View File

@ -984,8 +984,6 @@ static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output,
/* increment next_dts to use for the case where the input stream does not
have timestamps or there are multiple frames in the packet */
ist->next_pts += ((int64_t)AV_TIME_BASE * decoded_frame->nb_samples) /
decoded_frame->sample_rate;
ist->next_dts += ((int64_t)AV_TIME_BASE * decoded_frame->nb_samples) /
decoded_frame->sample_rate;
@ -1127,10 +1125,7 @@ static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output, int64_
ist->last_frame_pts + ist->last_frame_duration_est;
if(best_effort_timestamp != AV_NOPTS_VALUE) {
int64_t ts = av_rescale_q(decoded_frame->pts = best_effort_timestamp, ist->st->time_base, AV_TIME_BASE_Q);
if (ts != AV_NOPTS_VALUE)
ist->next_pts = ist->pts = ts;
decoded_frame->pts = best_effort_timestamp;
}
// update timestamp history
@ -1406,7 +1401,6 @@ static int process_input_packet(InputStream *ist, const AVPacket *pkt, int no_eo
if (!ist->saw_first_ts) {
ist->first_dts =
ist->dts = ist->st->avg_frame_rate.num ? - ist->dec_ctx->has_b_frames * AV_TIME_BASE / av_q2d(ist->st->avg_frame_rate) : 0;
ist->pts = 0;
if (pkt && pkt->pts != AV_NOPTS_VALUE && !ist->decoding_needed) {
ist->first_dts =
ist->dts += av_rescale_q(pkt->pts, pkt->time_base, AV_TIME_BASE_Q);
@ -1416,8 +1410,6 @@ static int process_input_packet(InputStream *ist, const AVPacket *pkt, int no_eo
if (ist->next_dts == AV_NOPTS_VALUE)
ist->next_dts = ist->dts;
if (ist->next_pts == AV_NOPTS_VALUE)
ist->next_pts = ist->pts;
if (pkt) {
av_packet_unref(avpkt);
@ -1428,8 +1420,6 @@ static int process_input_packet(InputStream *ist, const AVPacket *pkt, int no_eo
if (pkt && pkt->dts != AV_NOPTS_VALUE) {
ist->next_dts = ist->dts = av_rescale_q(pkt->dts, pkt->time_base, AV_TIME_BASE_Q);
if (par->codec_type != AVMEDIA_TYPE_VIDEO)
ist->pts = ist->dts;
}
// while we have more to decode or while the decoder did output something on EOF
@ -1439,7 +1429,6 @@ static int process_input_packet(InputStream *ist, const AVPacket *pkt, int no_eo
int got_output = 0;
int decode_failed = 0;
ist->pts = ist->next_pts;
ist->dts = ist->next_dts;
switch (par->codec_type) {
@ -1469,13 +1458,6 @@ static int process_input_packet(InputStream *ist, const AVPacket *pkt, int no_eo
ist->next_dts = AV_NOPTS_VALUE;
}
if (got_output) {
if (duration_pts > 0) {
ist->next_pts += av_rescale_q(duration_pts, ist->st->time_base, AV_TIME_BASE_Q);
} else {
ist->next_pts += duration_dts;
}
}
av_packet_unref(avpkt);
break;
case AVMEDIA_TYPE_SUBTITLE:

View File

@ -366,10 +366,6 @@ typedef struct InputStream {
int64_t first_dts; ///< dts of the first packet read for this stream (in AV_TIME_BASE units)
int64_t dts; ///< dts of the last packet read for this stream (in AV_TIME_BASE units)
/* predicted pts of the next decoded frame, in AV_TIME_BASE */
int64_t next_pts;
int64_t pts; ///< current pts of the decoded frame (in AV_TIME_BASE units)
// pts/estimated duration of the last decoded frame
// * in decoder timebase for video,
// * in last_frame_tb (may change during decoding) for audio

View File

@ -744,7 +744,6 @@ static void add_input_streams(const OptionsContext *o, Demuxer *d)
st->discard = AVDISCARD_ALL;
ist->nb_samples = 0;
ist->first_dts = AV_NOPTS_VALUE;
ist->next_pts = AV_NOPTS_VALUE;
ist->next_dts = AV_NOPTS_VALUE;
ds->min_pts = INT64_MAX;