#include "libavutil/pixdesc.h"
#include "libavutil/stereo3d.h"
#include "libavutil/timecode.h"
+#include "libavutil/dovi_meta.h"
#include "libavutil/color_utils.h"
#include "hevc.h"
#include "rtpenc.h"
{ "delay_moov", "Delay writing the initial moov until the first fragment is cut, or until the first fragment flush", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_DELAY_MOOV}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "global_sidx", "Write a global sidx index at the start of the file", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_GLOBAL_SIDX}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "skip_sidx", "Skip writing of sidx atom", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_SKIP_SIDX}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
- { "write_colr", "Write colr atom (Experimental, may be renamed or changed, do not use from scripts)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_WRITE_COLR}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
+ { "write_colr", "Write colr atom even if the color info is unspecified (Experimental, may be renamed or changed, do not use from scripts)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_WRITE_COLR}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "prefer_icc", "If writing colr atom prioritise usage of ICC profile if it exists in stream packet side data", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_PREFER_ICC}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "write_gama", "Write deprecated gama atom", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_WRITE_GAMA}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "use_metadata_tags", "Use mdta atom for metadata.", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_USE_MDTA}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
memcpy(info->pkt.data + info->pkt.size - pkt->size, pkt->data, pkt->size);
info->num_blocks += num_blocks;
info->pkt.duration += pkt->duration;
- if ((ret = av_copy_packet_side_data(&info->pkt, pkt)) < 0)
- goto end;
if (info->num_blocks != 6)
goto end;
av_packet_unref(pkt);
return size * 8 * track->timescale / track->track_duration;
}
+struct mpeg4_bit_rate_values {
+ uint32_t buffer_size; ///< Size of the decoding buffer for the elementary stream in bytes.
+ uint32_t max_bit_rate; ///< Maximum rate in bits/second over any window of one second.
+ uint32_t avg_bit_rate; ///< Average rate in bits/second over the entire presentation.
+};
+
+static struct mpeg4_bit_rate_values calculate_mpeg4_bit_rates(MOVTrack *track)
+{
+ AVCPBProperties *props = track->st ?
+ (AVCPBProperties*)av_stream_get_side_data(track->st,
+ AV_PKT_DATA_CPB_PROPERTIES,
+ NULL) :
+ NULL;
+ struct mpeg4_bit_rate_values bit_rates = { 0 };
+
+ bit_rates.avg_bit_rate = compute_avg_bitrate(track);
+ if (!bit_rates.avg_bit_rate) {
+ // if the average bit rate cannot be calculated at this point, such as
+ // in the case of fragmented MP4, utilize the following values as
+ // fall-back in priority order:
+ //
+ // 1. average bit rate property
+ // 2. bit rate (usually average over the whole clip)
+ // 3. maximum bit rate property
+
+ if (props && props->avg_bitrate) {
+ bit_rates.avg_bit_rate = props->avg_bitrate;
+ } else if (track->par->bit_rate) {
+ bit_rates.avg_bit_rate = track->par->bit_rate;
+ } else if (props && props->max_bitrate) {
+ bit_rates.avg_bit_rate = props->max_bitrate;
+ }
+ }
+
+ // (FIXME should be max rate in any 1 sec window)
+ bit_rates.max_bit_rate = FFMAX(track->par->bit_rate,
+ bit_rates.avg_bit_rate);
+
+ // utilize values from properties if we have them available
+ if (props) {
+ bit_rates.max_bit_rate = FFMAX(bit_rates.max_bit_rate,
+ props->max_bitrate);
+ bit_rates.buffer_size = props->buffer_size / 8;
+ }
+
+ return bit_rates;
+}
+
static int mov_write_esds_tag(AVIOContext *pb, MOVTrack *track) // Basic
{
- AVCPBProperties *props;
+ struct mpeg4_bit_rate_values bit_rates = calculate_mpeg4_bit_rates(track);
int64_t pos = avio_tell(pb);
int decoder_specific_info_len = track->vos_len ? 5 + track->vos_len : 0;
- unsigned avg_bitrate;
avio_wb32(pb, 0); // size
ffio_wfourcc(pb, "esds");
else
avio_w8(pb, 0x11); // flags (= Visualstream)
- props = (AVCPBProperties*)av_stream_get_side_data(track->st, AV_PKT_DATA_CPB_PROPERTIES,
- NULL);
-
- avio_wb24(pb, props ? props->buffer_size / 8 : 0); // Buffersize DB
-
- avg_bitrate = compute_avg_bitrate(track);
- avio_wb32(pb, props ? FFMAX3(props->max_bitrate, props->avg_bitrate, avg_bitrate) : FFMAX(track->par->bit_rate, avg_bitrate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
- avio_wb32(pb, avg_bitrate);
+ avio_wb24(pb, bit_rates.buffer_size); // Buffersize DB
+ avio_wb32(pb, bit_rates.max_bit_rate); // maxbitrate
+ avio_wb32(pb, bit_rates.avg_bit_rate);
if (track->vos_len) {
// DecoderSpecific info descriptor
return first_duration;
}
+static int mov_write_btrt_tag(AVIOContext *pb, MOVTrack *track)
+{
+ int64_t pos = avio_tell(pb);
+ struct mpeg4_bit_rate_values bit_rates = calculate_mpeg4_bit_rates(track);
+ if (!bit_rates.max_bit_rate && !bit_rates.avg_bit_rate &&
+ !bit_rates.buffer_size)
+ // no useful data to be written, skip
+ return 0;
+
+ avio_wb32(pb, 0); /* size */
+ ffio_wfourcc(pb, "btrt");
+
+ avio_wb32(pb, bit_rates.buffer_size);
+ avio_wb32(pb, bit_rates.max_bit_rate);
+ avio_wb32(pb, bit_rates.avg_bit_rate);
+
+ return update_size(pb, pos);
+}
+
static int mov_write_audio_tag(AVFormatContext *s, AVIOContext *pb, MOVMuxContext *mov, MOVTrack *track)
{
int64_t pos = avio_tell(pb);
return ret;
}
+ if (track->mode == MODE_MP4 &&
+ ((ret = mov_write_btrt_tag(pb, track)) < 0))
+ return ret;
+
ret = update_size(pb, pos);
return ret;
}
{
unsigned int tag = track->par->codec_tag;
+ // "rtp " is used to distinguish internally created RTP-hint tracks
+ // (with rtp_ctx) from other tracks.
+ if (tag == MKTAG('r','t','p',' '))
+ tag = 0;
if (!tag || (s->strict_std_compliance >= FF_COMPLIANCE_NORMAL &&
(track->par->codec_id == AV_CODEC_ID_DVVIDEO ||
track->par->codec_id == AV_CODEC_ID_RAWVIDEO ||
static int mov_write_subtitle_tag(AVIOContext *pb, MOVTrack *track)
{
+ int ret = AVERROR_BUG;
int64_t pos = avio_tell(pb);
avio_wb32(pb, 0); /* size */
avio_wl32(pb, track->tag); // store it byteswapped
else if (track->par->extradata_size)
avio_write(pb, track->par->extradata, track->par->extradata_size);
+ if (track->mode == MODE_MP4 &&
+ ((ret = mov_write_btrt_tag(pb, track)) < 0))
+ return ret;
+
return update_size(pb, pos);
}
return update_size(pb, sv3d_pos);
}
+static int mov_write_dvcc_dvvc_tag(AVFormatContext *s, AVIOContext *pb, AVDOVIDecoderConfigurationRecord *dovi)
+{
+ avio_wb32(pb, 32); /* size = 8 + 24 */
+ if (dovi->dv_profile > 7)
+ ffio_wfourcc(pb, "dvvC");
+ else
+ ffio_wfourcc(pb, "dvcC");
+ avio_w8(pb, dovi->dv_version_major);
+ avio_w8(pb, dovi->dv_version_minor);
+ avio_wb16(pb, (dovi->dv_profile << 9) | (dovi->dv_level << 3) |
+ (dovi->rpu_present_flag << 2) | (dovi->el_present_flag << 1) |
+ dovi->bl_present_flag);
+ avio_wb32(pb, (dovi->dv_bl_signal_compatibility_id << 28) | 0);
+
+ avio_wb32(pb, 0); /* reserved */
+ avio_wb32(pb, 0); /* reserved */
+ avio_wb32(pb, 0); /* reserved */
+ avio_wb32(pb, 0); /* reserved */
+ av_log(s, AV_LOG_DEBUG, "DOVI in %s box, version: %d.%d, profile: %d, level: %d, "
+ "rpu flag: %d, el flag: %d, bl flag: %d, compatibility id: %d\n",
+ dovi->dv_profile > 7 ? "dvvC" : "dvcC",
+ dovi->dv_version_major, dovi->dv_version_minor,
+ dovi->dv_profile, dovi->dv_level,
+ dovi->rpu_present_flag,
+ dovi->el_present_flag,
+ dovi->bl_present_flag,
+ dovi->dv_bl_signal_compatibility_id);
+ return 32; /* 8 + 24 */
+}
+
static int mov_write_clap_tag(AVIOContext *pb, MOVTrack *track)
{
avio_wb32(pb, 40);
return 12;
}
+static inline int64_t rescale_mdcv(AVRational q, int b)
+{
+ return av_rescale(q.num, b, q.den);
+}
+
+static int mov_write_mdcv_tag(AVIOContext *pb, MOVTrack *track)
+{
+ const int chroma_den = 50000;
+ const int luma_den = 10000;
+ const uint8_t *side_data;
+ const AVMasteringDisplayMetadata *metadata;
+
+ side_data = av_stream_get_side_data(track->st, AV_PKT_DATA_MASTERING_DISPLAY_METADATA, NULL);
+ metadata = (const AVMasteringDisplayMetadata*)side_data;
+ if (!metadata || !metadata->has_primaries || !metadata->has_luminance) {
+ av_log(NULL, AV_LOG_VERBOSE, "Not writing 'mdcv' atom. Missing mastering metadata.\n");
+ return 0;
+ }
+
+ avio_wb32(pb, 32); // size
+ ffio_wfourcc(pb, "mdcv");
+ avio_wb16(pb, rescale_mdcv(metadata->display_primaries[1][0], chroma_den));
+ avio_wb16(pb, rescale_mdcv(metadata->display_primaries[1][1], chroma_den));
+ avio_wb16(pb, rescale_mdcv(metadata->display_primaries[2][0], chroma_den));
+ avio_wb16(pb, rescale_mdcv(metadata->display_primaries[2][1], chroma_den));
+ avio_wb16(pb, rescale_mdcv(metadata->display_primaries[0][0], chroma_den));
+ avio_wb16(pb, rescale_mdcv(metadata->display_primaries[0][1], chroma_den));
+ avio_wb16(pb, rescale_mdcv(metadata->white_point[0], chroma_den));
+ avio_wb16(pb, rescale_mdcv(metadata->white_point[1], chroma_den));
+ avio_wb32(pb, rescale_mdcv(metadata->max_luminance, luma_den));
+ avio_wb32(pb, rescale_mdcv(metadata->min_luminance, luma_den));
+ return 32;
+}
+
static void find_compressor(char * compressor_name, int len, MOVTrack *track)
{
AVDictionaryEntry *encoder;
static int mov_write_video_tag(AVFormatContext *s, AVIOContext *pb, MOVMuxContext *mov, MOVTrack *track)
{
+ int ret = AVERROR_BUG;
int64_t pos = avio_tell(pb);
char compressor_name[32] = { 0 };
int avid = 0;
else
av_log(mov->fc, AV_LOG_WARNING, "Not writing 'gama' atom. Format is not MOV.\n");
}
- if (mov->flags & FF_MOV_FLAG_WRITE_COLR) {
- if (track->mode == MODE_MOV || track->mode == MODE_MP4)
- mov_write_colr_tag(pb, track, mov->flags & FF_MOV_FLAG_PREFER_ICC);
- else
- av_log(mov->fc, AV_LOG_WARNING, "Not writing 'colr' atom. Format is not MOV or MP4.\n");
+ if (track->mode == MODE_MOV || track->mode == MODE_MP4) {
+ int has_color_info = track->par->color_primaries != AVCOL_PRI_UNSPECIFIED &&
+ track->par->color_trc != AVCOL_TRC_UNSPECIFIED &&
+ track->par->color_space != AVCOL_SPC_UNSPECIFIED;
+ if (has_color_info || mov->flags & FF_MOV_FLAG_WRITE_COLR ||
+ av_stream_get_side_data(track->st, AV_PKT_DATA_ICC_PROFILE, NULL)) {
+ int prefer_icc = mov->flags & FF_MOV_FLAG_PREFER_ICC || !has_color_info;
+ mov_write_colr_tag(pb, track, prefer_icc);
+ } else if (mov->flags & FF_MOV_FLAG_WRITE_COLR) {
+ av_log(mov->fc, AV_LOG_WARNING, "Not writing 'colr' atom. Format is not MOV or MP4.\n");
+ }
}
- if (track->mode == MODE_MOV || track->mode == MODE_MP4)
+ if (track->mode == MODE_MOV || track->mode == MODE_MP4) {
mov_write_clli_tag(pb, track);
+ mov_write_mdcv_tag(pb, track);
+ }
if (track->mode == MODE_MP4 && mov->fc->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL) {
AVStereo3D* stereo_3d = (AVStereo3D*) av_stream_get_side_data(track->st, AV_PKT_DATA_STEREO3D, NULL);
AVSphericalMapping* spherical_mapping = (AVSphericalMapping*)av_stream_get_side_data(track->st, AV_PKT_DATA_SPHERICAL, NULL);
+ AVDOVIDecoderConfigurationRecord *dovi = (AVDOVIDecoderConfigurationRecord *)
+ av_stream_get_side_data(track->st, AV_PKT_DATA_DOVI_CONF, NULL);;
if (stereo_3d)
mov_write_st3d_tag(s, pb, stereo_3d);
if (spherical_mapping)
mov_write_sv3d_tag(mov->fc, pb, spherical_mapping);
+ if (dovi)
+ mov_write_dvcc_dvvc_tag(s, pb, dovi);
}
if (track->par->sample_aspect_ratio.den && track->par->sample_aspect_ratio.num) {
ff_mov_cenc_write_sinf_tag(track, pb, mov->encryption_kid);
}
+ if (track->mode == MODE_MP4 &&
+ ((ret = mov_write_btrt_tag(pb, track)) < 0))
+ return ret;
+
/* extra padding for avid stsd */
/* https://developer.apple.com/library/mac/documentation/QuickTime/QTFF/QTFFChap2/qtff2.html#//apple_ref/doc/uid/TP40000939-CH204-61112 */
if (avid)
} else {
hdlr_type = "text";
}
- descr = "SubtitleHandler";
+ descr = "SubtitleHandler";
}
} else if (track->par->codec_tag == MKTAG('r','t','p',' ')) {
hdlr_type = "hint";
static int64_t calc_pts_duration(MOVMuxContext *mov, MOVTrack *track)
{
- if (track->tag == MKTAG('t','m','c','d')) {
+ if (track->tag == MKTAG('t','m','c','d') && mov->nb_meta_tmcd) {
// tmcd tracks gets track_duration set in mov_write_moov_tag from
// another track's duration, while the end_pts may be left at zero.
// Calculate the pts duration for that track instead.
{
int64_t pos = avio_tell(pb);
int i;
- int64_t manifest_bit_rate = 0;
- AVCPBProperties *props = NULL;
static const uint8_t uuid[] = {
0xa5, 0xd4, 0x0b, 0x30, 0xe8, 0x14, 0x11, 0xdd,
for (i = 0; i < mov->nb_streams; i++) {
MOVTrack *track = &mov->tracks[i];
+ struct mpeg4_bit_rate_values bit_rates =
+ calculate_mpeg4_bit_rates(track);
const char *type;
int track_id = track->track_id;
char track_name_buf[32] = { 0 };
continue;
}
- props = (AVCPBProperties*)av_stream_get_side_data(track->st, AV_PKT_DATA_CPB_PROPERTIES, NULL);
-
- if (track->par->bit_rate) {
- manifest_bit_rate = track->par->bit_rate;
- } else if (props) {
- manifest_bit_rate = props->max_bitrate;
- }
-
- avio_printf(pb, "<%s systemBitrate=\"%"PRId64"\">\n", type,
- manifest_bit_rate);
- param_write_int(pb, "systemBitrate", manifest_bit_rate);
+ avio_printf(pb, "<%s systemBitrate=\"%"PRIu32"\">\n", type,
+ bit_rates.avg_bit_rate);
+ param_write_int(pb, "systemBitrate", bit_rates.avg_bit_rate);
param_write_int(pb, "trackID", track_id);
param_write_string(pb, "systemLanguage", lang ? lang->value : "und");
static int mov_write_mfra_tag(AVIOContext *pb, MOVMuxContext *mov)
{
- int64_t pos = avio_tell(pb);
- int i;
+ AVIOContext *mfra_pb;
+ int i, ret, sz;
+ uint8_t *buf;
- avio_wb32(pb, 0); /* size placeholder */
- ffio_wfourcc(pb, "mfra");
+ ret = avio_open_dyn_buf(&mfra_pb);
+ if (ret < 0)
+ return ret;
+
+ avio_wb32(mfra_pb, 0); /* size placeholder */
+ ffio_wfourcc(mfra_pb, "mfra");
/* An empty mfra atom is enough to indicate to the publishing point that
* the stream has ended. */
if (mov->flags & FF_MOV_FLAG_ISML)
- return update_size(pb, pos);
+ goto done_mfra;
for (i = 0; i < mov->nb_streams; i++) {
MOVTrack *track = &mov->tracks[i];
if (track->nb_frag_info)
- mov_write_tfra_tag(pb, track);
+ mov_write_tfra_tag(mfra_pb, track);
}
- avio_wb32(pb, 16);
- ffio_wfourcc(pb, "mfro");
- avio_wb32(pb, 0); /* version + flags */
- avio_wb32(pb, avio_tell(pb) + 4 - pos);
+ avio_wb32(mfra_pb, 16);
+ ffio_wfourcc(mfra_pb, "mfro");
+ avio_wb32(mfra_pb, 0); /* version + flags */
+ avio_wb32(mfra_pb, avio_tell(mfra_pb) + 4);
- return update_size(pb, pos);
+done_mfra:
+
+ sz = update_size(mfra_pb, 0);
+ ret = avio_get_dyn_buf(mfra_pb, &buf);
+ avio_write(pb, buf, ret);
+ ffio_free_dyn_buf(&mfra_pb);
+
+ return sz;
}
static int mov_write_mdat_tag(AVIOContext *pb, MOVMuxContext *mov)
{
MOVMuxContext *mov = s->priv_data;
int64_t pos = avio_tell(pb);
- int has_h264 = 0, has_video = 0;
+ int has_h264 = 0, has_av1 = 0, has_video = 0;
int i;
for (i = 0; i < s->nb_streams; i++) {
has_video = 1;
if (st->codecpar->codec_id == AV_CODEC_ID_H264)
has_h264 = 1;
+ if (st->codecpar->codec_id == AV_CODEC_ID_AV1)
+ has_av1 = 1;
}
avio_wb32(pb, 0); /* size */
ffio_wfourcc(pb, "cmfc");
if (mov->flags & FF_MOV_FLAG_FRAGMENT && !(mov->flags & FF_MOV_FLAG_NEGATIVE_CTS_OFFSETS))
ffio_wfourcc(pb, "iso6");
+ if (has_av1)
+ ffio_wfourcc(pb, "av01");
} else {
if (mov->flags & FF_MOV_FLAG_FRAGMENT)
ffio_wfourcc(pb, "iso6");
memset(trk->vos_data + trk->vos_len, 0, AV_INPUT_BUFFER_PADDING_SIZE);
}
+ if ((par->codec_id == AV_CODEC_ID_DNXHD ||
+ par->codec_id == AV_CODEC_ID_H264 ||
+ par->codec_id == AV_CODEC_ID_HEVC ||
+ par->codec_id == AV_CODEC_ID_TRUEHD ||
+ par->codec_id == AV_CODEC_ID_AC3) && !trk->vos_len &&
+ !TAG_IS_AVCI(trk->tag)) {
+ /* copy frame to create needed atoms */
+ trk->vos_len = size;
+ trk->vos_data = av_malloc(size + AV_INPUT_BUFFER_PADDING_SIZE);
+ if (!trk->vos_data) {
+ ret = AVERROR(ENOMEM);
+ goto err;
+ }
+ memcpy(trk->vos_data, pkt->data, size);
+ memset(trk->vos_data + size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
+ }
+
if (par->codec_id == AV_CODEC_ID_AAC && pkt->size > 2 &&
(AV_RB16(pkt->data) & 0xfff0) == 0xfff0) {
if (!s->streams[pkt->stream_index]->nb_frames) {
goto end;
avio_write(pb, pkt->data, size);
#endif
+ } else if (par->codec_id == AV_CODEC_ID_EIA_608) {
+ size = 8;
+
+ for (int i = 0; i < pkt->size; i += 3) {
+ if (pkt->data[i] == 0xFC) {
+ size += 2;
+ }
+ }
+ avio_wb32(pb, size);
+ ffio_wfourcc(pb, "cdat");
+ for (int i = 0; i < pkt->size; i += 3) {
+ if (pkt->data[i] == 0xFC) {
+ avio_w8(pb, pkt->data[i + 1]);
+ avio_w8(pb, pkt->data[i + 2]);
+ }
+ }
} else {
if (trk->cenc.aes_ctr) {
if (par->codec_id == AV_CODEC_ID_H264 && par->extradata_size > 4) {
}
}
- if ((par->codec_id == AV_CODEC_ID_DNXHD ||
- par->codec_id == AV_CODEC_ID_TRUEHD ||
- par->codec_id == AV_CODEC_ID_AC3) && !trk->vos_len) {
- /* copy frame to create needed atoms */
- trk->vos_len = size;
- trk->vos_data = av_malloc(size + AV_INPUT_BUFFER_PADDING_SIZE);
- if (!trk->vos_data) {
- ret = AVERROR(ENOMEM);
- goto err;
- }
- memcpy(trk->vos_data, pkt->data, size);
- memset(trk->vos_data + size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
- }
-
if (trk->entry >= trk->cluster_capacity) {
unsigned new_capacity = trk->entry + MOV_INDEX_CLUSTER_SIZE;
if (av_reallocp_array(&trk->cluster, new_capacity,
static int mov_write_single_packet(AVFormatContext *s, AVPacket *pkt)
{
- MOVMuxContext *mov = s->priv_data;
- MOVTrack *trk = &mov->tracks[pkt->stream_index];
- AVCodecParameters *par = trk->par;
- int64_t frag_duration = 0;
- int size = pkt->size;
+ MOVMuxContext *mov = s->priv_data;
+ MOVTrack *trk = &mov->tracks[pkt->stream_index];
+ AVCodecParameters *par = trk->par;
+ int64_t frag_duration = 0;
+ int size = pkt->size;
- int ret = check_pkt(s, pkt);
- if (ret < 0)
- return ret;
+ int ret = check_pkt(s, pkt);
+ if (ret < 0)
+ return ret;
- if (mov->flags & FF_MOV_FLAG_FRAG_DISCONT) {
- int i;
- for (i = 0; i < s->nb_streams; i++)
- mov->tracks[i].frag_discont = 1;
- mov->flags &= ~FF_MOV_FLAG_FRAG_DISCONT;
- }
+ if (mov->flags & FF_MOV_FLAG_FRAG_DISCONT) {
+ int i;
+ for (i = 0; i < s->nb_streams; i++)
+ mov->tracks[i].frag_discont = 1;
+ mov->flags &= ~FF_MOV_FLAG_FRAG_DISCONT;
+ }
- if (mov->flags & FF_MOV_FLAG_NEGATIVE_CTS_OFFSETS) {
- if (trk->dts_shift == AV_NOPTS_VALUE)
- trk->dts_shift = pkt->pts - pkt->dts;
- pkt->dts += trk->dts_shift;
- }
+ if (mov->flags & FF_MOV_FLAG_NEGATIVE_CTS_OFFSETS) {
+ if (trk->dts_shift == AV_NOPTS_VALUE)
+ trk->dts_shift = pkt->pts - pkt->dts;
+ pkt->dts += trk->dts_shift;
+ }
- if (trk->par->codec_id == AV_CODEC_ID_MP4ALS ||
+ if (trk->par->codec_id == AV_CODEC_ID_MP4ALS ||
trk->par->codec_id == AV_CODEC_ID_AAC ||
trk->par->codec_id == AV_CODEC_ID_AV1 ||
trk->par->codec_id == AV_CODEC_ID_FLAC) {
- int side_size = 0;
- uint8_t *side = av_packet_get_side_data(pkt, AV_PKT_DATA_NEW_EXTRADATA, &side_size);
- if (side && side_size > 0 && (side_size != par->extradata_size || memcmp(side, par->extradata, side_size))) {
- void *newextra = av_mallocz(side_size + AV_INPUT_BUFFER_PADDING_SIZE);
- if (!newextra)
- return AVERROR(ENOMEM);
- av_free(par->extradata);
- par->extradata = newextra;
- memcpy(par->extradata, side, side_size);
- par->extradata_size = side_size;
- if (!pkt->size) // Flush packet
- mov->need_rewrite_extradata = 1;
- }
+ int side_size;
+ uint8_t *side = av_packet_get_side_data(pkt, AV_PKT_DATA_NEW_EXTRADATA, &side_size);
+ if (side && side_size > 0 && (side_size != par->extradata_size || memcmp(side, par->extradata, side_size))) {
+ void *newextra = av_mallocz(side_size + AV_INPUT_BUFFER_PADDING_SIZE);
+ if (!newextra)
+ return AVERROR(ENOMEM);
+ av_free(par->extradata);
+ par->extradata = newextra;
+ memcpy(par->extradata, side, side_size);
+ par->extradata_size = side_size;
+ if (!pkt->size) // Flush packet
+ mov->need_rewrite_extradata = 1;
}
+ }
- if (!pkt->size) {
- if (trk->start_dts == AV_NOPTS_VALUE && trk->frag_discont) {
- trk->start_dts = pkt->dts;
- if (pkt->pts != AV_NOPTS_VALUE)
- trk->start_cts = pkt->pts - pkt->dts;
- else
- trk->start_cts = 0;
- }
-
- return 0; /* Discard 0 sized packets */
+ if (!pkt->size) {
+ if (trk->start_dts == AV_NOPTS_VALUE && trk->frag_discont) {
+ trk->start_dts = pkt->dts;
+ if (pkt->pts != AV_NOPTS_VALUE)
+ trk->start_cts = pkt->pts - pkt->dts;
+ else
+ trk->start_cts = 0;
}
- if (trk->entry && pkt->stream_index < s->nb_streams)
- frag_duration = av_rescale_q(pkt->dts - trk->cluster[0].dts,
- s->streams[pkt->stream_index]->time_base,
- AV_TIME_BASE_Q);
- if ((mov->max_fragment_duration &&
- frag_duration >= mov->max_fragment_duration) ||
- (mov->max_fragment_size && mov->mdat_size + size >= mov->max_fragment_size) ||
- (mov->flags & FF_MOV_FLAG_FRAG_KEYFRAME &&
- par->codec_type == AVMEDIA_TYPE_VIDEO &&
- trk->entry && pkt->flags & AV_PKT_FLAG_KEY) ||
- (mov->flags & FF_MOV_FLAG_FRAG_EVERY_FRAME)) {
- if (frag_duration >= mov->min_fragment_duration) {
- // Set the duration of this track to line up with the next
- // sample in this track. This avoids relying on AVPacket
- // duration, but only helps for this particular track, not
- // for the other ones that are flushed at the same time.
- trk->track_duration = pkt->dts - trk->start_dts;
- if (pkt->pts != AV_NOPTS_VALUE)
- trk->end_pts = pkt->pts;
- else
- trk->end_pts = pkt->dts;
- trk->end_reliable = 1;
- mov_auto_flush_fragment(s, 0);
- }
+ return 0; /* Discard 0 sized packets */
+ }
+
+ if (trk->entry && pkt->stream_index < s->nb_streams)
+ frag_duration = av_rescale_q(pkt->dts - trk->cluster[0].dts,
+ s->streams[pkt->stream_index]->time_base,
+ AV_TIME_BASE_Q);
+ if ((mov->max_fragment_duration &&
+ frag_duration >= mov->max_fragment_duration) ||
+ (mov->max_fragment_size && mov->mdat_size + size >= mov->max_fragment_size) ||
+ (mov->flags & FF_MOV_FLAG_FRAG_KEYFRAME &&
+ par->codec_type == AVMEDIA_TYPE_VIDEO &&
+ trk->entry && pkt->flags & AV_PKT_FLAG_KEY) ||
+ (mov->flags & FF_MOV_FLAG_FRAG_EVERY_FRAME)) {
+ if (frag_duration >= mov->min_fragment_duration) {
+ // Set the duration of this track to line up with the next
+ // sample in this track. This avoids relying on AVPacket
+ // duration, but only helps for this particular track, not
+ // for the other ones that are flushed at the same time.
+ trk->track_duration = pkt->dts - trk->start_dts;
+ if (pkt->pts != AV_NOPTS_VALUE)
+ trk->end_pts = pkt->pts;
+ else
+ trk->end_pts = pkt->dts;
+ trk->end_reliable = 1;
+ mov_auto_flush_fragment(s, 0);
}
+ }
- return ff_mov_write_packet(s, pkt);
+ return ff_mov_write_packet(s, pkt);
}
static int mov_write_subtitle_end_packet(AVFormatContext *s,
static int mov_create_timecode_track(AVFormatContext *s, int index, int src_index, AVTimecode tc)
{
- int ret;
MOVMuxContext *mov = s->priv_data;
MOVTrack *track = &mov->tracks[index];
AVStream *src_st = s->streams[src_index];
- AVPacket pkt = {.stream_index = index, .flags = AV_PKT_FLAG_KEY, .size = 4};
+ uint8_t data[4];
+ AVPacket pkt = { .data = data, .stream_index = index,
+ .flags = AV_PKT_FLAG_KEY, .size = 4 };
AVRational rate = find_fps(s, src_st);
/* tmcd track based on video stream */
track->st->avg_frame_rate = av_inv_q(rate);
/* the tmcd track just contains one packet with the frame number */
- pkt.data = av_malloc(pkt.size);
- if (!pkt.data)
- return AVERROR(ENOMEM);
AV_WB32(pkt.data, tc.start);
- ret = ff_mov_write_packet(s, &pkt);
- av_free(pkt.data);
- return ret;
+ return ff_mov_write_packet(s, &pkt);
}
/*
MOVMuxContext *mov = s->priv_data;
int i;
+ if (!mov->tracks)
+ return;
+
if (mov->chapter_track) {
- if (mov->tracks[mov->chapter_track].par)
- av_freep(&mov->tracks[mov->chapter_track].par->extradata);
- av_freep(&mov->tracks[mov->chapter_track].par);
+ avcodec_parameters_free(&mov->tracks[mov->chapter_track].par);
}
for (i = 0; i < mov->nb_streams; i++) {
av_freep(&mov->tracks[i].vos_data);
ff_mov_cenc_free(&mov->tracks[i].cenc);
+ ffio_free_dyn_buf(&mov->tracks[i].mdat_buf);
}
av_freep(&mov->tracks);
+ ffio_free_dyn_buf(&mov->mdat_buf);
}
static uint32_t rgb_to_yuv(uint32_t rgb)
AVCodecParameters *par = track->par;
track->vos_len = par->extradata_size;
+ av_freep(&track->vos_data);
track->vos_data = av_malloc(track->vos_len + AV_INPUT_BUFFER_PADDING_SIZE);
if (!track->vos_data)
return AVERROR(ENOMEM);
}
if (!(mov->flags & FF_MOV_FLAG_SKIP_TRAILER)) {
avio_write_marker(s->pb, AV_NOPTS_VALUE, AVIO_DATA_MARKER_TRAILER);
- mov_write_mfra_tag(pb, mov);
+ res = mov_write_mfra_tag(pb, mov);
+ if (res < 0)
+ return res;
}
}
{ AV_CODEC_ID_NONE, 0 },
};
-const AVCodecTag codec_mp4_tags[] = {
+static const AVCodecTag codec_mp4_tags[] = {
{ AV_CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
{ AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') },
{ AV_CODEC_ID_H264, MKTAG('a', 'v', 'c', '3') },
{ AV_CODEC_ID_VP9, MKTAG('v', 'p', '0', '9') },
{ AV_CODEC_ID_AV1, MKTAG('a', 'v', '0', '1') },
{ AV_CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
+ { AV_CODEC_ID_ALAC, MKTAG('a', 'l', 'a', 'c') },
{ AV_CODEC_ID_MP4ALS, MKTAG('m', 'p', '4', 'a') },
{ AV_CODEC_ID_MP3, MKTAG('m', 'p', '4', 'a') },
{ AV_CODEC_ID_MP2, MKTAG('m', 'p', '4', 'a') },
{ AV_CODEC_ID_NONE, 0 },
};
-const AVCodecTag codec_ism_tags[] = {
+static const AVCodecTag codec_ism_tags[] = {
{ AV_CODEC_ID_WMAPRO , MKTAG('w', 'm', 'a', ' ') },
{ AV_CODEC_ID_NONE , 0 },
};
projects / ffmpeg / blobdiff