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Diffstat (limited to 'libavformat/flvdec.c')
-rw-r--r--libavformat/flvdec.c249
1 files changed, 127 insertions, 122 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c
index 8b0d201f80..a9bead5fda 100644
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -80,21 +80,21 @@ static AVStream *create_stream(AVFormatContext *s, int codec_type)
AVStream *st = avformat_new_stream(s, NULL);
if (!st)
return NULL;
- st->codec->codec_type = codec_type;
+ st->codecpar->codec_type = codec_type;
avpriv_set_pts_info(st, 32, 1, 1000); /* 32 bit pts in ms */
return st;
}
-static int flv_same_audio_codec(AVCodecContext *acodec, int flags)
+static int flv_same_audio_codec(AVCodecParameters *apar, int flags)
{
int bits_per_coded_sample = (flags & FLV_AUDIO_SAMPLESIZE_MASK) ? 16 : 8;
int flv_codecid = flags & FLV_AUDIO_CODECID_MASK;
int codec_id;
- if (!acodec->codec_id && !acodec->codec_tag)
+ if (!apar->codec_id && !apar->codec_tag)
return 1;
- if (acodec->bits_per_coded_sample != bits_per_coded_sample)
+ if (apar->bits_per_coded_sample != bits_per_coded_sample)
return 0;
switch (flv_codecid) {
@@ -107,42 +107,42 @@ static int flv_same_audio_codec(AVCodecContext *acodec, int flags)
#else
: AV_CODEC_ID_PCM_S16LE;
#endif
- return codec_id == acodec->codec_id;
+ return codec_id == apar->codec_id;
case FLV_CODECID_PCM_LE:
codec_id = bits_per_coded_sample == 8
? AV_CODEC_ID_PCM_U8
: AV_CODEC_ID_PCM_S16LE;
- return codec_id == acodec->codec_id;
+ return codec_id == apar->codec_id;
case FLV_CODECID_AAC:
- return acodec->codec_id == AV_CODEC_ID_AAC;
+ return apar->codec_id == AV_CODEC_ID_AAC;
case FLV_CODECID_ADPCM:
- return acodec->codec_id == AV_CODEC_ID_ADPCM_SWF;
+ return apar->codec_id == AV_CODEC_ID_ADPCM_SWF;
case FLV_CODECID_SPEEX:
- return acodec->codec_id == AV_CODEC_ID_SPEEX;
+ return apar->codec_id == AV_CODEC_ID_SPEEX;
case FLV_CODECID_MP3:
- return acodec->codec_id == AV_CODEC_ID_MP3;
+ return apar->codec_id == AV_CODEC_ID_MP3;
case FLV_CODECID_NELLYMOSER_8KHZ_MONO:
case FLV_CODECID_NELLYMOSER_16KHZ_MONO:
case FLV_CODECID_NELLYMOSER:
- return acodec->codec_id == AV_CODEC_ID_NELLYMOSER;
+ return apar->codec_id == AV_CODEC_ID_NELLYMOSER;
case FLV_CODECID_PCM_MULAW:
- return acodec->sample_rate == 8000 &&
- acodec->codec_id == AV_CODEC_ID_PCM_MULAW;
+ return apar->sample_rate == 8000 &&
+ apar->codec_id == AV_CODEC_ID_PCM_MULAW;
case FLV_CODECID_PCM_ALAW:
- return acodec->sample_rate == 8000 &&
- acodec->codec_id == AV_CODEC_ID_PCM_ALAW;
+ return apar->sample_rate == 8000 &&
+ apar->codec_id == AV_CODEC_ID_PCM_ALAW;
default:
- return acodec->codec_tag == (flv_codecid >> FLV_AUDIO_CODECID_OFFSET);
+ return apar->codec_tag == (flv_codecid >> FLV_AUDIO_CODECID_OFFSET);
}
}
static void flv_set_audio_codec(AVFormatContext *s, AVStream *astream,
- AVCodecContext *acodec, int flv_codecid)
+ AVCodecParameters *apar, int flv_codecid)
{
switch (flv_codecid) {
// no distinction between S16 and S8 PCM codec flags
case FLV_CODECID_PCM:
- acodec->codec_id = acodec->bits_per_coded_sample == 8
+ apar->codec_id = apar->bits_per_coded_sample == 8
? AV_CODEC_ID_PCM_U8
#if HAVE_BIGENDIAN
: AV_CODEC_ID_PCM_S16BE;
@@ -151,113 +151,113 @@ static void flv_set_audio_codec(AVFormatContext *s, AVStream *astream,
#endif
break;
case FLV_CODECID_PCM_LE:
- acodec->codec_id = acodec->bits_per_coded_sample == 8
+ apar->codec_id = apar->bits_per_coded_sample == 8
? AV_CODEC_ID_PCM_U8
: AV_CODEC_ID_PCM_S16LE;
break;
case FLV_CODECID_AAC:
- acodec->codec_id = AV_CODEC_ID_AAC;
+ apar->codec_id = AV_CODEC_ID_AAC;
break;
case FLV_CODECID_ADPCM:
- acodec->codec_id = AV_CODEC_ID_ADPCM_SWF;
+ apar->codec_id = AV_CODEC_ID_ADPCM_SWF;
break;
case FLV_CODECID_SPEEX:
- acodec->codec_id = AV_CODEC_ID_SPEEX;
- acodec->sample_rate = 16000;
+ apar->codec_id = AV_CODEC_ID_SPEEX;
+ apar->sample_rate = 16000;
break;
case FLV_CODECID_MP3:
- acodec->codec_id = AV_CODEC_ID_MP3;
+ apar->codec_id = AV_CODEC_ID_MP3;
astream->need_parsing = AVSTREAM_PARSE_FULL;
break;
case FLV_CODECID_NELLYMOSER_8KHZ_MONO:
// in case metadata does not otherwise declare samplerate
- acodec->sample_rate = 8000;
- acodec->codec_id = AV_CODEC_ID_NELLYMOSER;
+ apar->sample_rate = 8000;
+ apar->codec_id = AV_CODEC_ID_NELLYMOSER;
break;
case FLV_CODECID_NELLYMOSER_16KHZ_MONO:
- acodec->sample_rate = 16000;
- acodec->codec_id = AV_CODEC_ID_NELLYMOSER;
+ apar->sample_rate = 16000;
+ apar->codec_id = AV_CODEC_ID_NELLYMOSER;
break;
case FLV_CODECID_NELLYMOSER:
- acodec->codec_id = AV_CODEC_ID_NELLYMOSER;
+ apar->codec_id = AV_CODEC_ID_NELLYMOSER;
break;
case FLV_CODECID_PCM_MULAW:
- acodec->sample_rate = 8000;
- acodec->codec_id = AV_CODEC_ID_PCM_MULAW;
+ apar->sample_rate = 8000;
+ apar->codec_id = AV_CODEC_ID_PCM_MULAW;
break;
case FLV_CODECID_PCM_ALAW:
- acodec->sample_rate = 8000;
- acodec->codec_id = AV_CODEC_ID_PCM_ALAW;
+ apar->sample_rate = 8000;
+ apar->codec_id = AV_CODEC_ID_PCM_ALAW;
break;
default:
av_log(s, AV_LOG_INFO, "Unsupported audio codec (%x)\n",
flv_codecid >> FLV_AUDIO_CODECID_OFFSET);
- acodec->codec_tag = flv_codecid >> FLV_AUDIO_CODECID_OFFSET;
+ apar->codec_tag = flv_codecid >> FLV_AUDIO_CODECID_OFFSET;
}
}
-static int flv_same_video_codec(AVCodecContext *vcodec, int flags)
+static int flv_same_video_codec(AVCodecParameters *vpar, int flags)
{
int flv_codecid = flags & FLV_VIDEO_CODECID_MASK;
- if (!vcodec->codec_id && !vcodec->codec_tag)
+ if (!vpar->codec_id && !vpar->codec_tag)
return 1;
switch (flv_codecid) {
case FLV_CODECID_H263:
- return vcodec->codec_id == AV_CODEC_ID_FLV1;
+ return vpar->codec_id == AV_CODEC_ID_FLV1;
case FLV_CODECID_SCREEN:
- return vcodec->codec_id == AV_CODEC_ID_FLASHSV;
+ return vpar->codec_id == AV_CODEC_ID_FLASHSV;
case FLV_CODECID_SCREEN2:
- return vcodec->codec_id == AV_CODEC_ID_FLASHSV2;
+ return vpar->codec_id == AV_CODEC_ID_FLASHSV2;
case FLV_CODECID_VP6:
- return vcodec->codec_id == AV_CODEC_ID_VP6F;
+ return vpar->codec_id == AV_CODEC_ID_VP6F;
case FLV_CODECID_VP6A:
- return vcodec->codec_id == AV_CODEC_ID_VP6A;
+ return vpar->codec_id == AV_CODEC_ID_VP6A;
case FLV_CODECID_H264:
- return vcodec->codec_id == AV_CODEC_ID_H264;
+ return vpar->codec_id == AV_CODEC_ID_H264;
default:
- return vcodec->codec_tag == flv_codecid;
+ return vpar->codec_tag == flv_codecid;
}
}
static int flv_set_video_codec(AVFormatContext *s, AVStream *vstream,
int flv_codecid, int read)
{
- AVCodecContext *vcodec = vstream->codec;
+ AVCodecParameters *par = vstream->codecpar;
switch (flv_codecid) {
case FLV_CODECID_H263:
- vcodec->codec_id = AV_CODEC_ID_FLV1;
+ par->codec_id = AV_CODEC_ID_FLV1;
break;
case FLV_CODECID_SCREEN:
- vcodec->codec_id = AV_CODEC_ID_FLASHSV;
+ par->codec_id = AV_CODEC_ID_FLASHSV;
break;
case FLV_CODECID_SCREEN2:
- vcodec->codec_id = AV_CODEC_ID_FLASHSV2;
+ par->codec_id = AV_CODEC_ID_FLASHSV2;
break;
case FLV_CODECID_VP6:
- vcodec->codec_id = AV_CODEC_ID_VP6F;
+ par->codec_id = AV_CODEC_ID_VP6F;
case FLV_CODECID_VP6A:
if (flv_codecid == FLV_CODECID_VP6A)
- vcodec->codec_id = AV_CODEC_ID_VP6A;
+ par->codec_id = AV_CODEC_ID_VP6A;
if (read) {
- if (vcodec->extradata_size != 1) {
- vcodec->extradata = av_malloc(1);
- if (vcodec->extradata)
- vcodec->extradata_size = 1;
+ if (par->extradata_size != 1) {
+ par->extradata = av_malloc(1);
+ if (par->extradata)
+ par->extradata_size = 1;
}
- if (vcodec->extradata)
- vcodec->extradata[0] = avio_r8(s->pb);
+ if (par->extradata)
+ par->extradata[0] = avio_r8(s->pb);
else
avio_skip(s->pb, 1);
}
return 1; // 1 byte body size adjustment for flv_read_packet()
case FLV_CODECID_H264:
- vcodec->codec_id = AV_CODEC_ID_H264;
+ par->codec_id = AV_CODEC_ID_H264;
return 3; // not 4, reading packet type will consume one byte
default:
av_log(s, AV_LOG_INFO, "Unsupported video codec (%x)\n", flv_codecid);
- vcodec->codec_tag = flv_codecid;
+ par->codec_tag = flv_codecid;
}
return 0;
@@ -368,7 +368,7 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream,
AVStream *vstream, const char *key,
int64_t max_pos, int depth)
{
- AVCodecContext *acodec, *vcodec;
+ AVCodecParameters *apar, *vpar;
FLVContext *flv = s->priv_data;
AVIOContext *ioc;
AMFDataType amf_type;
@@ -442,43 +442,43 @@ static int amf_parse_object(AVFormatContext *s, AVStream *astream,
if (key) {
// stream info doesn't live any deeper than the first object
if (depth == 1) {
- acodec = astream ? astream->codec : NULL;
- vcodec = vstream ? vstream->codec : NULL;
+ apar = astream ? astream->codecpar : NULL;
+ vpar = vstream ? vstream->codecpar : NULL;
if (amf_type == AMF_DATA_TYPE_NUMBER ||
amf_type == AMF_DATA_TYPE_BOOL) {
if (!strcmp(key, "duration"))
s->duration = num_val * AV_TIME_BASE;
- else if (!strcmp(key, "videodatarate") && vcodec &&
+ else if (!strcmp(key, "videodatarate") && vpar &&
0 <= (int)(num_val * 1024.0))
- vcodec->bit_rate = num_val * 1024.0;
- else if (!strcmp(key, "audiodatarate") && acodec &&
+ vpar->bit_rate = num_val * 1024.0;
+ else if (!strcmp(key, "audiodatarate") && apar &&
0 <= (int)(num_val * 1024.0))
- acodec->bit_rate = num_val * 1024.0;
+ apar->bit_rate = num_val * 1024.0;
else if (!strcmp(key, "datastream")) {
AVStream *st = create_stream(s, AVMEDIA_TYPE_DATA);
if (!st)
return AVERROR(ENOMEM);
- st->codec->codec_id = AV_CODEC_ID_TEXT;
+ st->codecpar->codec_id = AV_CODEC_ID_TEXT;
} else if (flv->trust_metadata) {
- if (!strcmp(key, "videocodecid") && vcodec) {
+ if (!strcmp(key, "videocodecid") && vpar) {
flv_set_video_codec(s, vstream, num_val, 0);
- } else if (!strcmp(key, "audiocodecid") && acodec) {
+ } else if (!strcmp(key, "audiocodecid") && apar) {
int id = ((int)num_val) << FLV_AUDIO_CODECID_OFFSET;
- flv_set_audio_codec(s, astream, acodec, id);
- } else if (!strcmp(key, "audiosamplerate") && acodec) {
- acodec->sample_rate = num_val;
- } else if (!strcmp(key, "audiosamplesize") && acodec) {
- acodec->bits_per_coded_sample = num_val;
- } else if (!strcmp(key, "stereo") && acodec) {
- acodec->channels = num_val + 1;
- acodec->channel_layout = acodec->channels == 2 ?
- AV_CH_LAYOUT_STEREO :
- AV_CH_LAYOUT_MONO;
- } else if (!strcmp(key, "width") && vcodec) {
- vcodec->width = num_val;
- } else if (!strcmp(key, "height") && vcodec) {
- vcodec->height = num_val;
+ flv_set_audio_codec(s, astream, apar, id);
+ } else if (!strcmp(key, "audiosamplerate") && apar) {
+ apar->sample_rate = num_val;
+ } else if (!strcmp(key, "audiosamplesize") && apar) {
+ apar->bits_per_coded_sample = num_val;
+ } else if (!strcmp(key, "stereo") && apar) {
+ apar->channels = num_val + 1;
+ apar->channel_layout = apar->channels == 2 ?
+ AV_CH_LAYOUT_STEREO :
+ AV_CH_LAYOUT_MONO;
+ } else if (!strcmp(key, "width") && vpar) {
+ vpar->width = num_val;
+ } else if (!strcmp(key, "height") && vpar) {
+ vpar->height = num_val;
}
}
}
@@ -544,9 +544,9 @@ static int flv_read_metabody(AVFormatContext *s, int64_t next_pos)
// the lookup every time it is called.
for (i = 0; i < s->nb_streams; i++) {
stream = s->streams[i];
- if (stream->codec->codec_type == AVMEDIA_TYPE_AUDIO)
+ if (stream->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)
astream = stream;
- else if (stream->codec->codec_type == AVMEDIA_TYPE_VIDEO)
+ else if (stream->codecpar->codec_type == AVMEDIA_TYPE_VIDEO)
vstream = stream;
}
@@ -585,12 +585,12 @@ static int flv_read_close(AVFormatContext *s)
static int flv_get_extradata(AVFormatContext *s, AVStream *st, int size)
{
- av_free(st->codec->extradata);
- st->codec->extradata = av_mallocz(size + AV_INPUT_BUFFER_PADDING_SIZE);
- if (!st->codec->extradata)
+ av_free(st->codecpar->extradata);
+ st->codecpar->extradata = av_mallocz(size + AV_INPUT_BUFFER_PADDING_SIZE);
+ if (!st->codecpar->extradata)
return AVERROR(ENOMEM);
- st->codec->extradata_size = size;
- avio_read(s->pb, st->codec->extradata, st->codec->extradata_size);
+ st->codecpar->extradata_size = size;
+ avio_read(s->pb, st->codecpar->extradata, st->codecpar->extradata_size);
return 0;
}
@@ -704,7 +704,7 @@ static int flv_data_packet(AVFormatContext *s, AVPacket *pkt,
for (i = 0; i < s->nb_streams; i++) {
st = s->streams[i];
- if (st->codec->codec_type == AVMEDIA_TYPE_DATA)
+ if (st->codecpar->codec_type == AVMEDIA_TYPE_DATA)
break;
}
@@ -712,7 +712,7 @@ static int flv_data_packet(AVFormatContext *s, AVPacket *pkt,
st = create_stream(s, AVMEDIA_TYPE_DATA);
if (!st)
return AVERROR(ENOMEM);
- st->codec->codec_id = AV_CODEC_ID_TEXT;
+ st->codecpar->codec_id = AV_CODEC_ID_TEXT;
}
pkt->dts = dts;
@@ -803,12 +803,12 @@ skip:
/* now find stream */
for (i = 0; i < s->nb_streams; i++) {
st = s->streams[i];
- if (is_audio && st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
- if (flv_same_audio_codec(st->codec, flags))
+ if (is_audio && st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
+ if (flv_same_audio_codec(st->codecpar, flags))
break;
} else if (!is_audio &&
- st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
- if (flv_same_video_codec(st->codec, flags))
+ st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
+ if (flv_same_video_codec(st->codecpar, flags))
break;
}
}
@@ -866,38 +866,43 @@ skip:
sample_rate = 44100 << ((flags & FLV_AUDIO_SAMPLERATE_MASK) >>
FLV_AUDIO_SAMPLERATE_OFFSET) >> 3;
bits_per_coded_sample = (flags & FLV_AUDIO_SAMPLESIZE_MASK) ? 16 : 8;
- if (!st->codec->channels || !st->codec->sample_rate ||
- !st->codec->bits_per_coded_sample) {
- st->codec->channels = channels;
- st->codec->channel_layout = channels == 1
+ if (!st->codecpar->channels || !st->codecpar->sample_rate ||
+ !st->codecpar->bits_per_coded_sample) {
+ st->codecpar->channels = channels;
+ st->codecpar->channel_layout = channels == 1
? AV_CH_LAYOUT_MONO
: AV_CH_LAYOUT_STEREO;
- st->codec->sample_rate = sample_rate;
- st->codec->bits_per_coded_sample = bits_per_coded_sample;
+ st->codecpar->sample_rate = sample_rate;
+ st->codecpar->bits_per_coded_sample = bits_per_coded_sample;
}
- if (!st->codec->codec_id) {
- flv_set_audio_codec(s, st, st->codec,
+ if (!st->codecpar->codec_id) {
+ flv_set_audio_codec(s, st, st->codecpar,
flags & FLV_AUDIO_CODECID_MASK);
flv->last_sample_rate =
- sample_rate = st->codec->sample_rate;
+ sample_rate = st->codecpar->sample_rate;
flv->last_channels =
- channels = st->codec->channels;
+ channels = st->codecpar->channels;
} else {
- AVCodecContext ctx;
- ctx.sample_rate = sample_rate;
- ctx.bits_per_coded_sample = bits_per_coded_sample;
- flv_set_audio_codec(s, st, &ctx, flags & FLV_AUDIO_CODECID_MASK);
- sample_rate = ctx.sample_rate;
+ AVCodecParameters *par = avcodec_parameters_alloc();
+ if (!par) {
+ ret = AVERROR(ENOMEM);
+ goto leave;
+ }
+ par->sample_rate = sample_rate;
+ par->bits_per_coded_sample = bits_per_coded_sample;
+ flv_set_audio_codec(s, st, par, flags & FLV_AUDIO_CODECID_MASK);
+ sample_rate = par->sample_rate;
+ avcodec_parameters_free(&par);
}
} else {
size -= flv_set_video_codec(s, st, flags & FLV_VIDEO_CODECID_MASK, 1);
}
- if (st->codec->codec_id == AV_CODEC_ID_AAC ||
- st->codec->codec_id == AV_CODEC_ID_H264) {
+ if (st->codecpar->codec_id == AV_CODEC_ID_AAC ||
+ st->codecpar->codec_id == AV_CODEC_ID_H264) {
int type = avio_r8(s->pb);
size--;
- if (st->codec->codec_id == AV_CODEC_ID_H264) {
+ if (st->codecpar->codec_id == AV_CODEC_ID_H264) {
// sign extension
int32_t cts = (avio_rb24(s->pb) + 0xff800000) ^ 0xff800000;
pts = dts + cts;
@@ -908,7 +913,7 @@ skip:
}
}
if (type == 0) {
- if (st->codec->extradata) {
+ if (st->codecpar->extradata) {
if ((ret = flv_queue_extradata(flv, s->pb, is_audio, size)) < 0)
return ret;
ret = AVERROR(EAGAIN);
@@ -916,24 +921,24 @@ skip:
}
if ((ret = flv_get_extradata(s, st, size)) < 0)
return ret;
- if (st->codec->codec_id == AV_CODEC_ID_AAC) {
+ if (st->codecpar->codec_id == AV_CODEC_ID_AAC) {
MPEG4AudioConfig cfg;
/* Workaround for buggy Omnia A/XE encoder */
AVDictionaryEntry *t = av_dict_get(s->metadata, "Encoder", NULL, 0);
if (t && !strcmp(t->value, "Omnia A/XE"))
- st->codec->extradata_size = 2;
+ st->codecpar->extradata_size = 2;
- avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
- st->codec->extradata_size * 8, 1);
- st->codec->channels = cfg.channels;
- st->codec->channel_layout = 0;
+ avpriv_mpeg4audio_get_config(&cfg, st->codecpar->extradata,
+ st->codecpar->extradata_size * 8, 1);
+ st->codecpar->channels = cfg.channels;
+ st->codecpar->channel_layout = 0;
if (cfg.ext_sample_rate)
- st->codec->sample_rate = cfg.ext_sample_rate;
+ st->codecpar->sample_rate = cfg.ext_sample_rate;
else
- st->codec->sample_rate = cfg.sample_rate;
+ st->codecpar->sample_rate = cfg.sample_rate;
av_log(s, AV_LOG_TRACE, "mp4a config channels %d sample rate %d\n",
- st->codec->channels, st->codec->sample_rate);
+ st->codecpar->channels, st->codecpar->sample_rate);
}
ret = AVERROR(EAGAIN);
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-06 20:44:18 +0000