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Code Issues Releases Activity

lavf: move AVStream.{pts_wrap_*,update_initial_durations_done} to AVStreamInternal

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Those are private fields, no reason to have them exposed in a public
header.
This commit is contained in:
Anton Khirnov 2020-10-09 09:22:36 +02:00
parent 36d7c1dee8
commit 323c9a8c52
4 changed files with 43 additions and 43 deletions
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22
libavformat/avformat.h
View File

@ -1162,28 +1162,6 @@ typedef struct AVStream {
*/
int64_t mux_ts_offset;
/**
* Internal data to check for wrapping of the time stamp
*/
int64_t pts_wrap_reference;
/**
* Options for behavior, when a wrap is detected.
*
* Defined by AV_PTS_WRAP_ values.
*
* If correction is enabled, there are two possibilities:
* If the first time stamp is near the wrap point, the wrap offset
* will be subtracted, which will create negative time stamps.
* Otherwise the offset will be added.
*/
int pts_wrap_behavior;
/**
* Internal data to prevent doing update_initial_durations() twice
*/
int update_initial_durations_done;
/**
* An opaque field for libavformat internal usage.
* Must not be accessed in any way by callers.

22
libavformat/internal.h
View File

@ -225,6 +225,28 @@ struct AVStreamInternal {
} *info;
/**
* Internal data to check for wrapping of the time stamp
*/
int64_t pts_wrap_reference;
/**
* Options for behavior, when a wrap is detected.
*
* Defined by AV_PTS_WRAP_ values.
*
* If correction is enabled, there are two possibilities:
* If the first time stamp is near the wrap point, the wrap offset
* will be subtracted, which will create negative time stamps.
* Otherwise the offset will be added.
*/
int pts_wrap_behavior;
/**
* Internal data to prevent doing update_initial_durations() twice
*/
int update_initial_durations_done;
/**
* Internal data to generate dts from pts
*/

4
libavformat/mpegts.c
View File

@ -1325,8 +1325,8 @@ skip:
int64_t pcr = f->last_pcr / 300;
pcr_found = 1;
if (st) {
pes->st->pts_wrap_reference = st->pts_wrap_reference;
pes->st->pts_wrap_behavior = st->pts_wrap_behavior;
pes->st->internal->pts_wrap_reference = st->internal->pts_wrap_reference;
pes->st->internal->pts_wrap_behavior = st->internal->pts_wrap_behavior;
}
if (pes->dts == AV_NOPTS_VALUE || pes->dts < pcr) {
pes->pts = pes->dts = pcr;

38
libavformat/utils.c
View File

@ -101,13 +101,13 @@ static int is_relative(int64_t ts) {
*/
static int64_t wrap_timestamp(const AVStream *st, int64_t timestamp)
{
if (st->pts_wrap_behavior != AV_PTS_WRAP_IGNORE &&
st->pts_wrap_reference != AV_NOPTS_VALUE && timestamp != AV_NOPTS_VALUE) {
if (st->pts_wrap_behavior == AV_PTS_WRAP_ADD_OFFSET &&
timestamp < st->pts_wrap_reference)
if (st->internal->pts_wrap_behavior != AV_PTS_WRAP_IGNORE &&
st->internal->pts_wrap_reference != AV_NOPTS_VALUE && timestamp != AV_NOPTS_VALUE) {
if (st->internal->pts_wrap_behavior == AV_PTS_WRAP_ADD_OFFSET &&
timestamp < st->internal->pts_wrap_reference)
return timestamp + (1ULL << st->pts_wrap_bits);
else if (st->pts_wrap_behavior == AV_PTS_WRAP_SUB_OFFSET &&
timestamp >= st->pts_wrap_reference)
else if (st->internal->pts_wrap_behavior == AV_PTS_WRAP_SUB_OFFSET &&
timestamp >= st->internal->pts_wrap_reference)
return timestamp - (1ULL << st->pts_wrap_bits);
}
return timestamp;
@ -732,7 +732,7 @@ static int update_wrap_reference(AVFormatContext *s, AVStream *st, int stream_in
if (ref == AV_NOPTS_VALUE)
ref = pkt->pts;
if (st->pts_wrap_reference != AV_NOPTS_VALUE || st->pts_wrap_bits >= 63 || ref == AV_NOPTS_VALUE || !s->correct_ts_overflow)
if (st->internal->pts_wrap_reference != AV_NOPTS_VALUE || st->pts_wrap_bits >= 63 || ref == AV_NOPTS_VALUE || !s->correct_ts_overflow)
return 0;
ref &= (1LL << st->pts_wrap_bits)-1;
@ -747,17 +747,17 @@ static int update_wrap_reference(AVFormatContext *s, AVStream *st, int stream_in
if (!first_program) {
int default_stream_index = av_find_default_stream_index(s);
if (s->streams[default_stream_index]->pts_wrap_reference == AV_NOPTS_VALUE) {
if (s->streams[default_stream_index]->internal->pts_wrap_reference == AV_NOPTS_VALUE) {
for (i = 0; i < s->nb_streams; i++) {
if (av_find_program_from_stream(s, NULL, i))
continue;
s->streams[i]->pts_wrap_reference = pts_wrap_reference;
s->streams[i]->pts_wrap_behavior = pts_wrap_behavior;
s->streams[i]->internal->pts_wrap_reference = pts_wrap_reference;
s->streams[i]->internal->pts_wrap_behavior = pts_wrap_behavior;
}
}
else {
st->pts_wrap_reference = s->streams[default_stream_index]->pts_wrap_reference;
st->pts_wrap_behavior = s->streams[default_stream_index]->pts_wrap_behavior;
st->internal->pts_wrap_reference = s->streams[default_stream_index]->internal->pts_wrap_reference;
st->internal->pts_wrap_behavior = s->streams[default_stream_index]->internal->pts_wrap_behavior;
}
}
else {
@ -776,8 +776,8 @@ static int update_wrap_reference(AVFormatContext *s, AVStream *st, int stream_in
while (program) {
if (program->pts_wrap_reference != pts_wrap_reference) {
for (i = 0; i<program->nb_stream_indexes; i++) {
s->streams[program->stream_index[i]]->pts_wrap_reference = pts_wrap_reference;
s->streams[program->stream_index[i]]->pts_wrap_behavior = pts_wrap_behavior;
s->streams[program->stream_index[i]]->internal->pts_wrap_reference = pts_wrap_reference;
s->streams[program->stream_index[i]]->internal->pts_wrap_behavior = pts_wrap_behavior;
}
program->pts_wrap_reference = pts_wrap_reference;
@ -859,7 +859,7 @@ int ff_read_packet(AVFormatContext *s, AVPacket *pkt)
st = s->streams[pkt->stream_index];
if (update_wrap_reference(s, st, pkt->stream_index, pkt) && st->pts_wrap_behavior == AV_PTS_WRAP_SUB_OFFSET) {
if (update_wrap_reference(s, st, pkt->stream_index, pkt) && st->internal->pts_wrap_behavior == AV_PTS_WRAP_SUB_OFFSET) {
// correct first time stamps to negative values
if (!is_relative(st->first_dts))
st->first_dts = wrap_timestamp(st, st->first_dts);
@ -1147,9 +1147,9 @@ static void update_initial_durations(AVFormatContext *s, AVStream *st,
int64_t cur_dts = RELATIVE_TS_BASE;
if (st->first_dts != AV_NOPTS_VALUE) {
if (st->update_initial_durations_done)
if (st->internal->update_initial_durations_done)
return;
st->update_initial_durations_done = 1;
st->internal->update_initial_durations_done = 1;
cur_dts = st->first_dts;
for (; pktl; pktl = get_next_pkt(s, st, pktl)) {
if (pktl->pkt.stream_index == stream_index) {
@ -4520,8 +4520,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
st->duration = AV_NOPTS_VALUE;
st->first_dts = AV_NOPTS_VALUE;
st->probe_packets = s->max_probe_packets;
st->pts_wrap_reference = AV_NOPTS_VALUE;
st->pts_wrap_behavior = AV_PTS_WRAP_IGNORE;
st->internal->pts_wrap_reference = AV_NOPTS_VALUE;
st->internal->pts_wrap_behavior = AV_PTS_WRAP_IGNORE;
st->last_IP_pts = AV_NOPTS_VALUE;
st->internal->last_dts_for_order_check = AV_NOPTS_VALUE;