mirror of
https://github.com/WinampDesktop/winamp.git
synced 2024-11-15 01:54:55 -05:00
102 lines
2 KiB
C++
102 lines
2 KiB
C++
#include "flv_f263_decoder.h"
|
|
#include "lib.h"
|
|
|
|
int FLVDecoderCreator::CreateVideoDecoder(int format_type, int width, int height, ifc_flvvideodecoder **decoder)
|
|
{
|
|
if (format_type == FLV::VIDEO_FORMAT_SORENSON)
|
|
{
|
|
void *ctx = F263_CreateDecoder();
|
|
if (!ctx)
|
|
return CREATEDECODER_FAILURE;
|
|
*decoder = new FLVSorenson(ctx);
|
|
return CREATEDECODER_SUCCESS;
|
|
}
|
|
return CREATEDECODER_NOT_MINE;
|
|
}
|
|
|
|
int FLVDecoderCreator::HandlesVideo(int format_type)
|
|
{
|
|
if (format_type == FLV::VIDEO_FORMAT_SORENSON)
|
|
{
|
|
return CREATEDECODER_SUCCESS;
|
|
}
|
|
return CREATEDECODER_NOT_MINE;
|
|
}
|
|
|
|
#define CBCLASS FLVDecoderCreator
|
|
START_DISPATCH;
|
|
CB(CREATE_VIDEO_DECODER, CreateVideoDecoder)
|
|
CB(HANDLES_VIDEO, HandlesVideo)
|
|
END_DISPATCH;
|
|
#undef CBCLASS
|
|
|
|
/* --- */
|
|
|
|
FLVSorenson::FLVSorenson(void *decoder) : decoder(decoder)
|
|
{
|
|
last_timestamp=0;
|
|
width=0;
|
|
height=0;
|
|
decoded=0;
|
|
}
|
|
|
|
int FLVSorenson::GetOutputFormat(int *x, int *y, int *color_format)
|
|
{
|
|
if (width && height)
|
|
{
|
|
*x = width;
|
|
*y = height;
|
|
*color_format = '21VY';
|
|
return FLV_VIDEO_SUCCESS;
|
|
}
|
|
return FLV_VIDEO_FAILURE;
|
|
}
|
|
|
|
int FLVSorenson::DecodeSample(const void *inputBuffer, size_t inputBufferBytes, int32_t timestamp)
|
|
{
|
|
last_timestamp = timestamp;
|
|
int keyframe;
|
|
|
|
int ret = F263_DecodeFrame(decoder, const_cast<void *>(inputBuffer), inputBufferBytes, &yv12, &width, &height, &keyframe);
|
|
if (ret == F263_OK)
|
|
{
|
|
decoded=1;
|
|
return FLV_VIDEO_SUCCESS;
|
|
}
|
|
else
|
|
return FLV_VIDEO_FAILURE;
|
|
}
|
|
|
|
void FLVSorenson::Flush()
|
|
{
|
|
}
|
|
|
|
void FLVSorenson::Close()
|
|
{
|
|
if (decoder)
|
|
F263_DestroyDecoder(decoder);
|
|
delete this;
|
|
}
|
|
|
|
int FLVSorenson::GetPicture(void **data, void **decoder_data, uint64_t *timestamp)
|
|
{
|
|
if (decoded)
|
|
{
|
|
*timestamp = last_timestamp;
|
|
*decoder_data = 0;
|
|
*data = &yv12;
|
|
decoded=0;
|
|
return FLV_VIDEO_SUCCESS;
|
|
}
|
|
return FLV_VIDEO_FAILURE;
|
|
}
|
|
|
|
#define CBCLASS FLVSorenson
|
|
START_DISPATCH;
|
|
CB(FLV_VIDEO_GETOUTPUTFORMAT, GetOutputFormat)
|
|
CB(FLV_VIDEO_DECODE, DecodeSample)
|
|
VCB(FLV_VIDEO_FLUSH, Flush)
|
|
VCB(FLV_VIDEO_CLOSE, Close)
|
|
CB(FLV_VIDEO_GET_PICTURE, GetPicture)
|
|
END_DISPATCH;
|
|
#undef CBCLASS
|