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libeplayer3/writer: implement decoder flushing

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This commit is contained in:
martii
2014-04-27 12:45:15 +02:00
parent a76f665882
commit 87167a7f5d
13 changed files with 114 additions and 71 deletions
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25
libeplayer3/writer/mp3.cpp
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@@ -26,6 +26,8 @@
#include <sys/uio.h>
#include <errno.h>
#include <algorithm>
#include "misc.h"
#include "pes.h"
#include "writer.h"
@@ -39,18 +41,26 @@ class WriterMP3 : public Writer
bool WriterMP3::Write(int fd, AVFormatContext * /* avfc */, AVStream * /* stream */, AVPacket *packet, int64_t pts)
{
if (fd < 0 || !packet)
if (fd < 0 || !packet || !packet->data)
return false;
uint8_t PesHeader[PES_MAX_HEADER_SIZE];
struct iovec iov[2];
iov[0].iov_base = PesHeader;
iov[0].iov_len = InsertPesHeader(PesHeader, packet->size, MPEG_AUDIO_PES_START_CODE, pts, 0);
iov[1].iov_base = packet->data;
iov[1].iov_len = packet->size;
for (int pos = 0; pos < packet->size; ) {
int PacketLength = std::min(packet->size - pos, MAX_PES_PACKET_SIZE);
struct iovec iov[2];
iov[0].iov_base = PesHeader;
iov[0].iov_len = InsertPesHeader(PesHeader, PacketLength, MPEG_AUDIO_PES_START_CODE, pts, 0);
iov[1].iov_base = packet->data + pos;
iov[1].iov_len = PacketLength;
return writev(fd, iov, 2) > -1;
ssize_t l = writev(fd, iov, 2);
if (l < 0)
return false;
pos += PacketLength;
pts = INVALID_PTS_VALUE;
}
return true;
}
WriterMP3::WriterMP3()
@@ -58,6 +68,7 @@ WriterMP3::WriterMP3()
Register(this, AV_CODEC_ID_MP3, AUDIO_ENCODING_MP3);
Register(this, AV_CODEC_ID_MP2, AUDIO_ENCODING_MPEG2);
// Register(this, AV_CODEC_ID_VORBIS, AUDIO_ENCODING_VORBIS);
Register(this, AV_CODEC_ID_FLAC, AUDIO_ENCODING_LPCM);
}
static WriterMP3 writer_mp3 __attribute__ ((init_priority (300)));