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various fixes 

Originally committed as revision 3031 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-04-18 15:26:57 +00:00
parent e31d863ede
commit 11a8e42573
1 changed files with 26 additions and 9 deletions
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35
libavformat/flvenc.c
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@ -26,6 +26,7 @@
typedef struct FLVFrame {
int type;
int timestamp;
int reserved;
int flags;
uint8_t *data;
int size;
@ -38,6 +39,7 @@ typedef struct FLVContext {
int initDelay;
int64_t sampleCount;
int64_t frameCount;
int reserved;
FLVFrame *frames;
} FLVContext;
@ -119,10 +121,18 @@ static int mp3info(void *data, int *byteSize, int *samplesPerFrame, int *sampleR
}
#endif // CONFIG_MP3LAME
static void put_be24(ByteIOContext *pb, int value)
{
put_byte(pb, (value>>16) & 0xFF );
put_byte(pb, (value>> 8) & 0xFF );
put_byte(pb, (value>> 0) & 0xFF );
}
static int flv_write_header(AVFormatContext *s)
{
ByteIOContext *pb = &s->pb;
FLVContext *flv = s->priv_data;
int i;
av_set_pts_info(s, 24, 1, 1000); /* 24 bit pts in ms */
@ -138,17 +148,22 @@ static int flv_write_header(AVFormatContext *s)
put_byte(pb,0); // delayed write
put_be32(pb,9);
put_be32(pb,0);
for(i=0; i<s->nb_streams; i++){
AVCodecContext *enc = &s->streams[i]->codec;
if(enc->codec_tag == 5){
put_byte(pb,8); // message type
put_be24(pb,0); // include flags
put_be24(pb,0); // time stamp
put_be32(pb,0); // reserved
put_be32(pb,11); // size
flv->reserved=5;
}
}
return 0;
}
static void put_be24(ByteIOContext *pb, int value)
{
put_byte(pb, (value>>16) & 0xFF );
put_byte(pb, (value>> 8) & 0xFF );
put_byte(pb, (value>> 0) & 0xFF );
}
static void InsertSorted(FLVContext *flv, FLVFrame *frame)
{
if ( !flv->frames ) {
@ -157,7 +172,7 @@ static void InsertSorted(FLVContext *flv, FLVFrame *frame)
FLVFrame *trav = flv->frames;
FLVFrame *prev = 0;
for (;trav;) {
if ( trav->timestamp >= frame->timestamp ) {
if ( trav->timestamp > frame->timestamp) {
frame->next = trav;
if ( prev ) {
prev->next = frame;
@ -177,10 +192,11 @@ static void InsertSorted(FLVContext *flv, FLVFrame *frame)
static void DumpFrame(ByteIOContext *pb, FLVFrame *frame)
{
//av_log(NULL, AV_LOG_DEBUG, "T%02X S%d T%d R%d F%02X ... R%08X\n", frame->type, frame->size+1, frame->timestamp, 0, frame->flags, frame->size+1+11);
put_byte(pb,frame->type); // message type
put_be24(pb,frame->size+1); // include flags
put_be24(pb,frame->timestamp); // time stamp
put_be32(pb,0); // reserved
put_be32(pb,frame->reserved); // reserved
put_byte(pb,frame->flags);
put_buffer(pb, frame->data, frame->size);
put_be32(pb,frame->size+1+11); // reserved
@ -236,6 +252,7 @@ static int flv_write_packet(AVFormatContext *s, int stream_index,
frame->size = size;
frame->data = av_malloc(size);
frame->timestamp = timestamp;
frame->reserved= flv->reserved;
memcpy(frame->data,buf,size);
// av_log(s, AV_LOG_DEBUG, "type:%d pts: %lld size:%d\n", enc->codec_type, timestamp, size);