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#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
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