*/
#include "avformat.h"
-#include "avio_internal.h"
#include "internal.h"
#include "libavcodec/internal.h"
-#include "libavcodec/bytestream.h"
#include "libavutil/opt.h"
#include "libavutil/dict.h"
#include "libavutil/pixdesc.h"
#include "libavutil/timestamp.h"
-#include "metadata.h"
-#include "id3v2.h"
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/internal.h"
#include "libavutil/mathematics.h"
-#include "libavutil/parseutils.h"
-#include "libavutil/time.h"
-#include "riff.h"
-#include "audiointerleave.h"
-#include "url.h"
-#include <stdarg.h>
-#if CONFIG_NETWORK
-#include "network.h"
-#endif
/**
* @file
if (desc && desc->props & AV_CODEC_PROP_REORDER)
st->internal->reorder = 1;
+ st->internal->is_intra_only = ff_is_intra_only(par->codec_id);
+
if (of->codec_tag) {
if ( par->codec_tag
&& par->codec_id == AV_CODEC_ID_RAWVIDEO
//calculate dts from pts
if (pkt->pts != AV_NOPTS_VALUE && pkt->dts == AV_NOPTS_VALUE && delay <= MAX_REORDER_DELAY) {
- st->pts_buffer[0] = pkt->pts;
- for (i = 1; i < delay + 1 && st->pts_buffer[i] == AV_NOPTS_VALUE; i++)
- st->pts_buffer[i] = pkt->pts + (i - delay - 1) * pkt->duration;
- for (i = 0; i<delay && st->pts_buffer[i] > st->pts_buffer[i + 1]; i++)
- FFSWAP(int64_t, st->pts_buffer[i], st->pts_buffer[i + 1]);
+ st->internal->pts_buffer[0] = pkt->pts;
+ for (i = 1; i < delay + 1 && st->internal->pts_buffer[i] == AV_NOPTS_VALUE; i++)
+ st->internal->pts_buffer[i] = pkt->pts + (i - delay - 1) * pkt->duration;
+ for (i = 0; i<delay && st->internal->pts_buffer[i] > st->internal->pts_buffer[i + 1]; i++)
+ FFSWAP(int64_t, st->internal->pts_buffer[i], st->internal->pts_buffer[i + 1]);
- pkt->dts = st->pts_buffer[0];
+ pkt->dts = st->internal->pts_buffer[0];
}
if (st->cur_dts && st->cur_dts != AV_NOPTS_VALUE &&
#endif
/**
- * Make timestamps non negative, move side data from payload to internal struct, call muxer, and restore
- * sidedata.
+ * Shift timestamps and call muxer; the original pts/dts are not kept.
*
* FIXME: this function should NEVER get undefined pts/dts beside when the
* AVFMT_NOTIMESTAMPS is set.
static int write_packet(AVFormatContext *s, AVPacket *pkt)
{
int ret;
- int64_t pts_backup, dts_backup;
-
- pts_backup = pkt->pts;
- dts_backup = pkt->dts;
// If the timestamp offsetting below is adjusted, adjust
// ff_interleaved_peek similarly.
if (s->avoid_negative_ts > 0) {
AVStream *st = s->streams[pkt->stream_index];
- int64_t offset = st->mux_ts_offset;
+ int64_t offset = st->internal->mux_ts_offset;
int64_t ts = s->internal->avoid_negative_ts_use_pts ? pkt->pts : pkt->dts;
if (s->internal->offset == AV_NOPTS_VALUE && ts != AV_NOPTS_VALUE &&
}
if (s->internal->offset != AV_NOPTS_VALUE && !offset) {
- offset = st->mux_ts_offset =
+ offset = st->internal->mux_ts_offset =
av_rescale_q_rnd(s->internal->offset,
s->internal->offset_timebase,
st->time_base,
ret = s->pb->error;
}
- if (ret < 0) {
- pkt->pts = pts_backup;
- pkt->dts = dts_backup;
- } else
+ if (ret >= 0)
s->streams[pkt->stream_index]->nb_frames++;
return ret;
return 0;
}
-static int prepare_input_packet(AVFormatContext *s, AVPacket *pkt)
+static int prepare_input_packet(AVFormatContext *s, AVStream *st, AVPacket *pkt)
{
- int ret;
-
- ret = check_packet(s, pkt);
- if (ret < 0)
- return ret;
-
#if !FF_API_COMPUTE_PKT_FIELDS2 || !FF_API_LAVF_AVCTX
/* sanitize the timestamps */
if (!(s->oformat->flags & AVFMT_NOTIMESTAMPS)) {
- AVStream *st = s->streams[pkt->stream_index];
/* when there is no reordering (so dts is equal to pts), but
* only one of them is set, set the other as well */
}
}
#endif
+ /* update flags */
+ if (st->internal->is_intra_only)
+ pkt->flags |= AV_PKT_FLAG_KEY;
return 0;
}
-static int do_packet_auto_bsf(AVFormatContext *s, AVPacket *pkt) {
- AVStream *st = s->streams[pkt->stream_index];
- int i, ret;
-
- if (!(s->flags & AVFMT_FLAG_AUTO_BSF))
- return 1;
-
- if (s->oformat->check_bitstream) {
- if (!st->internal->bitstream_checked) {
- if ((ret = s->oformat->check_bitstream(s, pkt)) < 0)
- return ret;
- else if (ret == 1)
- st->internal->bitstream_checked = 1;
- }
- }
-
- for (i = 0; i < st->internal->nb_bsfcs; i++) {
- AVBSFContext *ctx = st->internal->bsfcs[i];
- // TODO: when any bitstream filter requires flushing at EOF, we'll need to
- // flush each stream's BSF chain on write_trailer.
- if ((ret = av_bsf_send_packet(ctx, pkt)) < 0) {
- av_log(ctx, AV_LOG_ERROR,
- "Failed to send packet to filter %s for stream %d\n",
- ctx->filter->name, pkt->stream_index);
- return ret;
- }
- // TODO: when any automatically-added bitstream filter is generating multiple
- // output packets for a single input one, we'll need to call this in a loop
- // and write each output packet.
- if ((ret = av_bsf_receive_packet(ctx, pkt)) < 0) {
- if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
- return 0;
- av_log(ctx, AV_LOG_ERROR,
- "Failed to receive packet from filter %s for stream %d\n",
- ctx->filter->name, pkt->stream_index);
- if (s->error_recognition & AV_EF_EXPLODE)
- return ret;
- return 0;
- }
- }
- return 1;
-}
-
-int av_write_frame(AVFormatContext *s, AVPacket *in)
-{
- AVPacket local_pkt, *pkt = &local_pkt;
- int ret;
-
- if (!in) {
- if (s->oformat->flags & AVFMT_ALLOW_FLUSH) {
- ret = s->oformat->write_packet(s, NULL);
- flush_if_needed(s);
- if (ret >= 0 && s->pb && s->pb->error < 0)
- ret = s->pb->error;
- return ret;
- }
- return 1;
- }
-
- if (in->flags & AV_PKT_FLAG_UNCODED_FRAME) {
- pkt = in;
- } else {
- /* We don't own in, so we have to make sure not to modify it.
- * The following avoids copying in's data unnecessarily.
- * Copying side data is unavoidable as a bitstream filter
- * may change it, e.g. free it on errors. */
- pkt->buf = NULL;
- pkt->data = in->data;
- pkt->size = in->size;
- ret = av_packet_copy_props(pkt, in);
- if (ret < 0)
- return ret;
- if (in->buf) {
- pkt->buf = av_buffer_ref(in->buf);
- if (!pkt->buf) {
- ret = AVERROR(ENOMEM);
- goto fail;
- }
- }
- }
-
- ret = prepare_input_packet(s, pkt);
- if (ret < 0)
- goto fail;
-
- ret = do_packet_auto_bsf(s, pkt);
- if (ret <= 0)
- goto fail;
-
-#if FF_API_COMPUTE_PKT_FIELDS2 && FF_API_LAVF_AVCTX
- ret = compute_muxer_pkt_fields(s, s->streams[pkt->stream_index], pkt);
-
- if (ret < 0 && !(s->oformat->flags & AVFMT_NOTIMESTAMPS))
- goto fail;
-#endif
-
- ret = write_packet(s, pkt);
-
-fail:
- // Uncoded frames using the noninterleaved codepath are also freed here
- av_packet_unref(pkt);
- return ret;
-}
-
#define CHUNK_START 0x1000
int ff_interleave_add_packet(AVFormatContext *s, AVPacket *pkt,
if (chunked) {
uint64_t max= av_rescale_q_rnd(s->max_chunk_duration, AV_TIME_BASE_Q, st->time_base, AV_ROUND_UP);
- st->interleaver_chunk_size += pkt->size;
- st->interleaver_chunk_duration += pkt->duration;
- if ( (s->max_chunk_size && st->interleaver_chunk_size > s->max_chunk_size)
- || (max && st->interleaver_chunk_duration > max)) {
- st->interleaver_chunk_size = 0;
+ st->internal->interleaver_chunk_size += pkt->size;
+ st->internal->interleaver_chunk_duration += pkt->duration;
+ if ( (s->max_chunk_size && st->internal->interleaver_chunk_size > s->max_chunk_size)
+ || (max && st->internal->interleaver_chunk_duration > max)) {
+ st->internal->interleaver_chunk_size = 0;
pkt->flags |= CHUNK_START;
- if (max && st->interleaver_chunk_duration > max) {
+ if (max && st->internal->interleaver_chunk_duration > max) {
int64_t syncoffset = (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO)*max/2;
int64_t syncto = av_rescale(pkt->dts + syncoffset, 1, max)*max - syncoffset;
- st->interleaver_chunk_duration += (pkt->dts - syncto)/8 - max;
+ st->internal->interleaver_chunk_duration += (pkt->dts - syncto)/8 - max;
} else
- st->interleaver_chunk_duration = 0;
+ st->internal->interleaver_chunk_duration = 0;
}
}
if (*next_point) {
return 1;
} else {
- av_init_packet(out);
return 0;
}
}
*pkt = pktl->pkt;
if (add_offset) {
AVStream *st = s->streams[pkt->stream_index];
- int64_t offset = st->mux_ts_offset;
+ int64_t offset = st->internal->mux_ts_offset;
if (s->output_ts_offset)
offset += av_rescale_q(s->output_ts_offset, AV_TIME_BASE_Q, st->time_base);
static int interleave_packet(AVFormatContext *s, AVPacket *out, AVPacket *in, int flush)
{
if (s->oformat->interleave_packet) {
- int ret = s->oformat->interleave_packet(s, out, in, flush);
- if (in)
- av_packet_unref(in);
- return ret;
+ return s->oformat->interleave_packet(s, out, in, flush);
} else
return ff_interleave_packet_per_dts(s, out, in, flush);
}
-int av_interleaved_write_frame(AVFormatContext *s, AVPacket *pkt)
+static int check_bitstream(AVFormatContext *s, AVStream *st, AVPacket *pkt)
{
- int ret, flush = 0;
-
- if (pkt) {
- AVStream *st = s->streams[pkt->stream_index];
-
- ret = prepare_input_packet(s, pkt);
- if (ret < 0)
- goto fail;
-
- ret = do_packet_auto_bsf(s, pkt);
- if (ret == 0)
- return 0;
- else if (ret < 0)
- goto fail;
-
- if (s->debug & FF_FDEBUG_TS)
- av_log(s, AV_LOG_DEBUG, "av_interleaved_write_frame size:%d dts:%s pts:%s\n",
- pkt->size, av_ts2str(pkt->dts), av_ts2str(pkt->pts));
+ int ret;
-#if FF_API_COMPUTE_PKT_FIELDS2 && FF_API_LAVF_AVCTX
- if ((ret = compute_muxer_pkt_fields(s, st, pkt)) < 0 && !(s->oformat->flags & AVFMT_NOTIMESTAMPS))
- goto fail;
-#endif
+ if (!(s->flags & AVFMT_FLAG_AUTO_BSF))
+ return 1;
- if (pkt->dts == AV_NOPTS_VALUE && !(s->oformat->flags & AVFMT_NOTIMESTAMPS)) {
- ret = AVERROR(EINVAL);
- goto fail;
+ if (s->oformat->check_bitstream) {
+ if (!st->internal->bitstream_checked) {
+ if ((ret = s->oformat->check_bitstream(s, pkt)) < 0)
+ return ret;
+ else if (ret == 1)
+ st->internal->bitstream_checked = 1;
}
- } else {
- av_log(s, AV_LOG_TRACE, "av_interleaved_write_frame FLUSH\n");
- flush = 1;
}
+ return 1;
+}
+
+static int interleaved_write_packet(AVFormatContext *s, AVPacket *pkt, int flush)
+{
for (;; ) {
AVPacket opkt;
int ret = interleave_packet(s, &opkt, pkt, flush);
if (ret < 0)
return ret;
}
-fail:
- av_packet_unref(pkt);
+}
+
+static int write_packet_common(AVFormatContext *s, AVStream *st, AVPacket *pkt, int interleaved)
+{
+ int ret;
+
+ if (s->debug & FF_FDEBUG_TS)
+ av_log(s, AV_LOG_DEBUG, "%s size:%d dts:%s pts:%s\n", __FUNCTION__,
+ pkt->size, av_ts2str(pkt->dts), av_ts2str(pkt->pts));
+
+#if FF_API_COMPUTE_PKT_FIELDS2 && FF_API_LAVF_AVCTX
+ if ((ret = compute_muxer_pkt_fields(s, st, pkt)) < 0 && !(s->oformat->flags & AVFMT_NOTIMESTAMPS))
+ return ret;
+#endif
+
+ if (interleaved) {
+ if (pkt->dts == AV_NOPTS_VALUE && !(s->oformat->flags & AVFMT_NOTIMESTAMPS))
+ return AVERROR(EINVAL);
+ return interleaved_write_packet(s, pkt, 0);
+ } else {
+ return write_packet(s, pkt);
+ }
+}
+
+static int write_packets_from_bsfs(AVFormatContext *s, AVStream *st, AVPacket *pkt, int interleaved)
+{
+ AVBSFContext *bsfc = st->internal->bsfc;
+ int ret;
+
+ if ((ret = av_bsf_send_packet(bsfc, pkt)) < 0) {
+ av_log(s, AV_LOG_ERROR,
+ "Failed to send packet to filter %s for stream %d\n",
+ bsfc->filter->name, st->index);
+ return ret;
+ }
+
+ do {
+ ret = av_bsf_receive_packet(bsfc, pkt);
+ if (ret < 0) {
+ if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
+ return 0;
+ av_log(s, AV_LOG_ERROR, "Error applying bitstream filters to an output "
+ "packet for stream #%d: %s\n", st->index, av_err2str(ret));
+ if (!(s->error_recognition & AV_EF_EXPLODE) && ret != AVERROR(ENOMEM))
+ continue;
+ return ret;
+ }
+ av_packet_rescale_ts(pkt, bsfc->time_base_out, st->time_base);
+ ret = write_packet_common(s, st, pkt, interleaved);
+ if (ret >= 0 && !interleaved) // a successful write_packet_common already unrefed pkt for interleaved
+ av_packet_unref(pkt);
+ } while (ret >= 0);
+
return ret;
}
-int av_write_trailer(AVFormatContext *s)
+static int write_packets_common(AVFormatContext *s, AVPacket *pkt, int interleaved)
{
- int ret, i;
+ AVStream *st;
+ int ret = check_packet(s, pkt);
+ if (ret < 0)
+ return ret;
+ st = s->streams[pkt->stream_index];
- for (;; ) {
- AVPacket pkt;
- ret = interleave_packet(s, &pkt, NULL, 1);
- if (ret < 0)
- goto fail;
- if (!ret)
- break;
+ ret = prepare_input_packet(s, st, pkt);
+ if (ret < 0)
+ return ret;
- ret = write_packet(s, &pkt);
+ ret = check_bitstream(s, st, pkt);
+ if (ret < 0)
+ return ret;
- av_packet_unref(&pkt);
+ if (st->internal->bsfc) {
+ return write_packets_from_bsfs(s, st, pkt, interleaved);
+ } else {
+ return write_packet_common(s, st, pkt, interleaved);
+ }
+}
+int av_write_frame(AVFormatContext *s, AVPacket *in)
+{
+ AVPacket local_pkt, *pkt = &local_pkt;
+ int ret;
+
+ if (!in) {
+ if (s->oformat->flags & AVFMT_ALLOW_FLUSH) {
+ ret = s->oformat->write_packet(s, NULL);
+ flush_if_needed(s);
+ if (ret >= 0 && s->pb && s->pb->error < 0)
+ ret = s->pb->error;
+ return ret;
+ }
+ return 1;
+ }
+
+ if (in->flags & AV_PKT_FLAG_UNCODED_FRAME) {
+ pkt = in;
+ } else {
+ /* We don't own in, so we have to make sure not to modify it.
+ * The following avoids copying in's data unnecessarily.
+ * Copying side data is unavoidable as a bitstream filter
+ * may change it, e.g. free it on errors. */
+ pkt->buf = NULL;
+ pkt->data = in->data;
+ pkt->size = in->size;
+ ret = av_packet_copy_props(pkt, in);
if (ret < 0)
- goto fail;
+ return ret;
+ if (in->buf) {
+ pkt->buf = av_buffer_ref(in->buf);
+ if (!pkt->buf) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
+ }
}
+ ret = write_packets_common(s, pkt, 0/*non-interleaved*/);
+
fail:
+ // Uncoded frames using the noninterleaved codepath are also freed here
+ av_packet_unref(pkt);
+ return ret;
+}
+
+int av_interleaved_write_frame(AVFormatContext *s, AVPacket *pkt)
+{
+ int ret;
+
+ if (pkt) {
+ ret = write_packets_common(s, pkt, 1/*interleaved*/);
+ if (ret < 0)
+ av_packet_unref(pkt);
+ return ret;
+ } else {
+ av_log(s, AV_LOG_TRACE, "av_interleaved_write_frame FLUSH\n");
+ return interleaved_write_packet(s, NULL, 1/*flush*/);
+ }
+}
+
+int av_write_trailer(AVFormatContext *s)
+{
+ int i, ret1, ret = 0;
+ AVPacket pkt = {0};
+ av_init_packet(&pkt);
+
+ for (i = 0; i < s->nb_streams; i++) {
+ if (s->streams[i]->internal->bsfc) {
+ ret1 = write_packets_from_bsfs(s, s->streams[i], &pkt, 1/*interleaved*/);
+ if (ret1 < 0)
+ av_packet_unref(&pkt);
+ if (ret >= 0)
+ ret = ret1;
+ }
+ }
+ ret1 = interleaved_write_packet(s, NULL, 1);
+ if (ret >= 0)
+ ret = ret1;
+
if (s->oformat->write_trailer) {
if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
avio_write_marker(s->pb, AV_NOPTS_VALUE, AVIO_DATA_MARKER_TRAILER);
ret = s->pb ? s->pb->error : 0;
for (i = 0; i < s->nb_streams; i++) {
av_freep(&s->streams[i]->priv_data);
- av_freep(&s->streams[i]->index_entries);
+ av_freep(&s->streams[i]->internal->index_entries);
}
if (s->oformat->priv_class)
av_opt_free(s->priv_data);
projects / ffmpeg / blobdiff