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replace new() with initialize() (#490)

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This commit is contained in:
Alessandro Ros
2023-12-26 12:48:35 +01:00
committed by GitHub
parent e77b281395
commit 2d0c530d97
37 changed files with 464 additions and 521 deletions
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31
examples/client-play-format-h264/h264_decoder.go
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@@ -29,34 +29,31 @@ type h264Decoder struct {
dstFramePtr []uint8
}
// newH264Decoder allocates a new h264Decoder.
func newH264Decoder() (*h264Decoder, error) {
// initialize initializes a h264Decoder.
func (d *h264Decoder) initialize() error {
codec := C.avcodec_find_decoder(C.AV_CODEC_ID_H264)
if codec == nil {
return nil, fmt.Errorf("avcodec_find_decoder() failed")
return fmt.Errorf("avcodec_find_decoder() failed")
}
codecCtx := C.avcodec_alloc_context3(codec)
if codecCtx == nil {
return nil, fmt.Errorf("avcodec_alloc_context3() failed")
d.codecCtx = C.avcodec_alloc_context3(codec)
if d.codecCtx == nil {
return fmt.Errorf("avcodec_alloc_context3() failed")
}
res := C.avcodec_open2(codecCtx, codec, nil)
res := C.avcodec_open2(d.codecCtx, codec, nil)
if res < 0 {
C.avcodec_close(codecCtx)
return nil, fmt.Errorf("avcodec_open2() failed")
C.avcodec_close(d.codecCtx)
return fmt.Errorf("avcodec_open2() failed")
}
srcFrame := C.av_frame_alloc()
if srcFrame == nil {
C.avcodec_close(codecCtx)
return nil, fmt.Errorf("av_frame_alloc() failed")
d.srcFrame = C.av_frame_alloc()
if d.srcFrame == nil {
C.avcodec_close(d.codecCtx)
return fmt.Errorf("av_frame_alloc() failed")
}
return &h264Decoder{
codecCtx: codecCtx,
srcFrame: srcFrame,
}, nil
return nil
}
// close closes the decoder.