#include "libavutil/avstring.h"
#include "libavutil/dict.h"
-#include "libavutil/intfloat_readwrite.h"
+#include "libavutil/intfloat.h"
#include "libavutil/mathematics.h"
#include "libavcodec/bytestream.h"
#include "libavcodec/mpeg4audio.h"
#include "avformat.h"
+#include "internal.h"
#include "avio_internal.h"
#include "flv.h"
typedef struct {
int wrong_dts; ///< wrong dts due to negative cts
+ uint8_t *new_extradata[2];
+ int new_extradata_size[2];
+ int last_sample_rate;
+ int last_channels;
} FLVContext;
static int flv_probe(AVProbeData *p)
return 0;
}
-static void flv_set_audio_codec(AVFormatContext *s, AVStream *astream, int flv_codecid) {
- AVCodecContext *acodec = astream->codec;
+static void flv_set_audio_codec(AVFormatContext *s, AVStream *astream, AVCodecContext *acodec, int flv_codecid) {
switch(flv_codecid) {
//no distinction between S16 and S8 PCM codec flags
case FLV_CODECID_PCM:
for (i = 0; i < arraylen && avio_tell(ioc) < max_pos - 1; i++) {
if (avio_r8(ioc) != AMF_DATA_TYPE_NUMBER)
goto finish;
- num_val = av_int2dbl(avio_rb64(ioc));
+ num_val = av_int2double(avio_rb64(ioc));
current_array[i] = num_val;
}
if (times && filepositions) {
switch(amf_type) {
case AMF_DATA_TYPE_NUMBER:
- num_val = av_int2dbl(avio_rb64(ioc)); break;
+ num_val = av_int2double(avio_rb64(ioc)); break;
case AMF_DATA_TYPE_BOOL:
num_val = avio_r8(ioc); break;
case AMF_DATA_TYPE_STRING:
return NULL;
st->id = is_audio;
st->codec->codec_type = is_audio ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
- av_set_pts_info(st, 32, 1, 1000); /* 32 bit pts in ms */
+ avpriv_set_pts_info(st, 32, 1, 1000); /* 32 bit pts in ms */
return st;
}
return 0;
}
+static int flv_read_close(AVFormatContext *s)
+{
+ FLVContext *flv = s->priv_data;
+ av_freep(&flv->new_extradata[0]);
+ av_freep(&flv->new_extradata[1]);
+ return 0;
+}
+
static int flv_get_extradata(AVFormatContext *s, AVStream *st, int size)
{
av_free(st->codec->extradata);
return 0;
}
+static int flv_queue_extradata(FLVContext *flv, AVIOContext *pb, int stream,
+ int size)
+{
+ av_free(flv->new_extradata[stream]);
+ flv->new_extradata[stream] = av_mallocz(size + FF_INPUT_BUFFER_PADDING_SIZE);
+ if (!flv->new_extradata[stream])
+ return AVERROR(ENOMEM);
+ flv->new_extradata_size[stream] = size;
+ avio_read(pb, flv->new_extradata[stream], size);
+ return 0;
+}
+
static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
{
FLVContext *flv = s->priv_data;
int ret, i, type, size, flags, is_audio;
int64_t next, pos;
int64_t dts, pts = AV_NOPTS_VALUE;
+ int sample_rate, channels;
AVStream *st = NULL;
for(;;avio_skip(s->pb, 4)){ /* pkt size is repeated at end. skip it */
}
if(is_audio){
+ int bits_per_coded_sample;
+ channels = (flags & FLV_AUDIO_CHANNEL_MASK) == FLV_STEREO ? 2 : 1;
+ 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 = (flags & FLV_AUDIO_CHANNEL_MASK) == FLV_STEREO ? 2 : 1;
- st->codec->sample_rate = (44100 << ((flags & FLV_AUDIO_SAMPLERATE_MASK) >> FLV_AUDIO_SAMPLERATE_OFFSET) >> 3);
- st->codec->bits_per_coded_sample = (flags & FLV_AUDIO_SAMPLESIZE_MASK) ? 16 : 8;
+ st->codec->channels = channels;
+ st->codec->sample_rate = sample_rate;
+ st->codec->bits_per_coded_sample = bits_per_coded_sample;
}
if(!st->codec->codec_id){
- flv_set_audio_codec(s, st, flags & FLV_AUDIO_CODECID_MASK);
+ flv_set_audio_codec(s, st, st->codec, flags & FLV_AUDIO_CODECID_MASK);
+ flv->last_sample_rate = st->codec->sample_rate;
+ flv->last_channels = st->codec->channels;
+ } else {
+ AVCodecContext ctx;
+ ctx.sample_rate = sample_rate;
+ flv_set_audio_codec(s, st, &ctx, flags & FLV_AUDIO_CODECID_MASK);
+ sample_rate = ctx.sample_rate;
}
}else{
size -= flv_set_video_codec(s, st, flags & FLV_VIDEO_CODECID_MASK);
dts = AV_NOPTS_VALUE;
}
if (type == 0) {
+ if (st->codec->extradata) {
+ if ((ret = flv_queue_extradata(flv, s->pb, is_audio, size)) < 0)
+ return ret;
+ ret = AVERROR(EAGAIN);
+ goto leave;
+ }
if ((ret = flv_get_extradata(s, st, size)) < 0)
return ret;
if (st->codec->codec_id == CODEC_ID_AAC) {
MPEG4AudioConfig cfg;
avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata,
- st->codec->extradata_size);
+ st->codec->extradata_size * 8, 1);
st->codec->channels = cfg.channels;
if (cfg.ext_sample_rate)
st->codec->sample_rate = cfg.ext_sample_rate;
pkt->dts = dts;
pkt->pts = pts == AV_NOPTS_VALUE ? dts : pts;
pkt->stream_index = st->index;
+ if (flv->new_extradata[is_audio]) {
+ uint8_t *side = av_packet_new_side_data(pkt, AV_PKT_DATA_NEW_EXTRADATA,
+ flv->new_extradata_size[is_audio]);
+ if (side) {
+ memcpy(side, flv->new_extradata[is_audio],
+ flv->new_extradata_size[is_audio]);
+ av_freep(&flv->new_extradata[is_audio]);
+ flv->new_extradata_size[is_audio] = 0;
+ }
+ }
+ if (is_audio && (sample_rate != flv->last_sample_rate ||
+ channels != flv->last_channels)) {
+ flv->last_sample_rate = sample_rate;
+ flv->last_channels = channels;
+ ff_add_param_change(pkt, channels, 0, sample_rate, 0, 0);
+ }
if (is_audio || ((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_KEY))
pkt->flags |= AV_PKT_FLAG_KEY;
#if 0
.read_seek2 = flv_read_seek2,
#endif
+ .read_close = flv_read_close,
.extensions = "flv",
.value = CODEC_ID_FLV1,
};
projects / ffmpeg / blobdiff