iqbalrifai
/
Aegisub
mirror of https://github.com/odrling/Aegisub
1
0
Fork 0
Code Issues Releases Wiki Activity

FFmpegSource2: forgot some changes 

Originally committed to SVN as r2394.
This commit is contained in:
Fredrik Mellbin 2008-09-27 19:47:39 +00:00
parent 19f50659b6
commit e99fc62382
2 changed files with 15 additions and 86 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

99
FFmpegSource2/ffaudiosource.cpp
View File

@ -41,34 +41,6 @@ size_t AudioBase::FindClosestAudioKeyFrame(int64_t Sample) {
return Frames.size() - 1;
}
int FFAudioSource::GetTrackIndex(int &Index, char *ErrorMsg, unsigned MsgSize) {
if (Index < 0) {
Index = -1;
for (unsigned int i = 0; i < FormatContext->nb_streams; i++)
if (FormatContext->streams[i]->codec->codec_type == CODEC_TYPE_AUDIO) {
Index = i;
break;
}
}
if (Index < 0) {
_snprintf(ErrorMsg, MsgSize, "No audio track found");
return 1;
}
if (Index >= (int)FormatContext->nb_streams) {
_snprintf(ErrorMsg, MsgSize, "Invalid audio track number");
return 2;
}
if (FormatContext->streams[Index]->codec->codec_type != CODEC_TYPE_AUDIO) {
_snprintf(ErrorMsg, MsgSize, "Selected track is not audio");
return 3;
}
return 0;
}
void FFAudioSource::Free(bool CloseCodec) {
if (CloseCodec)
avcodec_close(CodecContext);
@ -76,9 +48,16 @@ void FFAudioSource::Free(bool CloseCodec) {
}
FFAudioSource::FFAudioSource(const char *SourceFile, int Track, FrameIndex *TrackIndices, char *ErrorMsg, unsigned MsgSize) {
FormatContext = NULL;
AVCodec *Codec = NULL;
AudioTrack = Track;
Frames = (*TrackIndices)[AudioTrack];
if (Frames.size() == 0) {
Free(false);
_snprintf(ErrorMsg, MsgSize, "Audio track contains no frames");
throw ErrorMsg;
}
if (av_open_input_file(&FormatContext, SourceFile, NULL, 0, NULL) != 0) {
_snprintf(ErrorMsg, MsgSize, "Couldn't open '%s'", SourceFile);
@ -91,20 +70,6 @@ FFAudioSource::FFAudioSource(const char *SourceFile, int Track, FrameIndex *Trac
throw ErrorMsg;
}
AudioTrack = Track;
if (GetTrackIndex(AudioTrack, ErrorMsg, MsgSize)) {
Free(false);
throw ErrorMsg;
}
Frames = (*TrackIndices)[AudioTrack];
if (Frames.size() == 0) {
Free(false);
_snprintf(ErrorMsg, MsgSize, "Audio track contains no frames");
throw ErrorMsg;
}
CodecContext = FormatContext->streams[AudioTrack]->codec;
Codec = avcodec_find_decoder(CodecContext->codec_id);
@ -243,34 +208,6 @@ FFAudioSource::~FFAudioSource() {
Free(true);
}
int MatroskaAudioSource::GetTrackIndex(int &Index, char *ErrorMsg, unsigned MsgSize) {
if (Index < 0) {
Index = -1;
for (unsigned int i = 0; i < mkv_GetNumTracks(MF); i++)
if (mkv_GetTrackInfo(MF, i)->Type == TT_AUDIO) {
Index = i;
break;
}
}
if (Index < 0) {
_snprintf(ErrorMsg, MsgSize, "No audio track found");
return 1;
}
if (Index >= (int)mkv_GetNumTracks(MF)) {
_snprintf(ErrorMsg, MsgSize, "Invalid audio track number");
return 2;
}
if (mkv_GetTrackInfo(MF, Index)->Type != TT_AUDIO) {
_snprintf(ErrorMsg, MsgSize, "Selected track is not audio");
return 3;
}
return 0;
}
void MatroskaAudioSource::Free(bool CloseCodec) {
if (CS)
cs_Destroy(CS);
@ -288,6 +225,13 @@ MatroskaAudioSource::MatroskaAudioSource(const char *SourceFile, int Track, Fram
AVCodec *Codec = NULL;
TrackInfo *TI = NULL;
CS = NULL;
Frames = (*TrackIndices)[Track];
if (Frames.size() == 0) {
Free(false);
_snprintf(ErrorMsg, MsgSize, "Audio track contains no frames");
throw ErrorMsg;
}
MC.ST.fp = fopen(SourceFile, "rb");
if (MC.ST.fp == NULL) {
@ -304,19 +248,6 @@ MatroskaAudioSource::MatroskaAudioSource(const char *SourceFile, int Track, Fram
throw ErrorMsg;
}
if (GetTrackIndex(Track, ErrorMsg, MsgSize)) {
Free(false);
throw ErrorMsg;
}
Frames = (*TrackIndices)[Track];
if (Frames.size() == 0) {
Free(false);
_snprintf(ErrorMsg, MsgSize, "Audio track contains no frames");
throw ErrorMsg;
}
mkv_SetTrackMask(MF, ~(1 << Track));
TI = mkv_GetTrackInfo(MF, Track);

2
FFmpegSource2/ffaudiosource.h
View File

@ -53,7 +53,6 @@ private:
int AudioTrack;
int DecodeNextAudioBlock(uint8_t *Buf, int64_t *Count, char *ErrorMsg, unsigned MsgSize);
int GetTrackIndex(int &Index, char *ErrorMsg, unsigned MsgSize);
void Free(bool CloseCodec);
public:
FFAudioSource(const char *SourceFile, int Track, FrameIndex *TrackIndices, char *ErrorMsg, unsigned MsgSize);
@ -70,7 +69,6 @@ private:
char ErrorMessage[256];
int DecodeNextAudioBlock(uint8_t *Buf, int64_t *Count, uint64_t FilePos, unsigned int FrameSize, char *ErrorMsg, unsigned MsgSize);
int GetTrackIndex(int &Index, char *ErrorMsg, unsigned MsgSize);
void Free(bool CloseCodec);
public:
MatroskaAudioSource(const char *SourceFile, int Track, FrameIndex *TrackIndices, char *ErrorMsg, unsigned MsgSize);