static void CVPX_I420(filter_t *p_filter, picture_t *sourcePicture, picture_t *destinationPicture)
{
VLC_UNUSED(p_filter);
picture_sys_t *picsys = sourcePicture->p_sys;
if (picsys == NULL)
return;
if (picsys->pixelBuffer == nil)
return;
unsigned width = CVPixelBufferGetWidthOfPlane(picsys->pixelBuffer, 0);
unsigned height = CVPixelBufferGetHeightOfPlane(picsys->pixelBuffer, 0);
if (width == 0 || height == 0)
return;
uint8_t *pp_plane[2];
size_t pi_pitch[2];
CVPixelBufferLockBaseAddress(picsys->pixelBuffer, kCVPixelBufferLock_ReadOnly);
for (int i = 0; i < 2; i++) {
pp_plane[i] = CVPixelBufferGetBaseAddressOfPlane(picsys->pixelBuffer, i);
pi_pitch[i] = CVPixelBufferGetBytesPerRowOfPlane(picsys->pixelBuffer, i);
}
CopyFromNv12ToI420(destinationPicture, pp_plane, pi_pitch, height);
CVPixelBufferUnlockBaseAddress(picsys->pixelBuffer, kCVPixelBufferLock_ReadOnly);
}
static void copy420YpCbCr8Planar(picture_t *p_pic,
CVPixelBufferRef buffer,
unsigned i_height)
{
uint8_t *pp_plane[2];
size_t pi_pitch[2];
if (!buffer)
return;
CVPixelBufferLockBaseAddress(buffer, 0);
for (int i = 0; i < 2; i++) {
pp_plane[i] = CVPixelBufferGetBaseAddressOfPlane(buffer, i);
pi_pitch[i] = CVPixelBufferGetBytesPerRowOfPlane(buffer, i);
}
CopyFromNv12ToI420(p_pic, pp_plane, pi_pitch, i_height);
CVPixelBufferUnlockBaseAddress(buffer, 0);
}
