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vda: set destination image buffer attributes.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Sebastien Zwickert 2011-11-09 21:08:09 +01:00 committed by Michael Niedermayer
parent e7062a1e9f
commit 701e5348d4
2 changed files with 34 additions and 2 deletions
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28
libavcodec/vda.c
View File

@ -114,7 +114,7 @@ static void vda_decoder_callback (void *vda_hw_ctx,
if (NULL == image_buffer)
return;
if (kCVPixelFormatType_422YpCbCr8 != CVPixelBufferGetPixelFormatType(image_buffer))
if (vda_ctx->cv_pix_fmt_type != CVPixelBufferGetPixelFormatType(image_buffer))
return;
new_frame = (vda_frame *)av_mallocz(sizeof(vda_frame));
@ -164,6 +164,9 @@ int ff_vda_create_decoder(struct vda_context *vda_ctx,
CFNumberRef format;
CFDataRef avc_data;
CFMutableDictionaryRef config_info;
CFMutableDictionaryRef buffer_attributes;
CFMutableDictionaryRef io_surface_properties;
CFNumberRef cv_pix_fmt;
if (av_lockmgr_register(vda_lock_operation))
return -1;
@ -185,8 +188,26 @@ int ff_vda_create_decoder(struct vda_context *vda_ctx,
CFDictionarySetValue(config_info, kVDADecoderConfiguration_SourceFormat, format);
CFDictionarySetValue(config_info, kVDADecoderConfiguration_avcCData, avc_data);
buffer_attributes = (CFDictionaryCreateMutable(kCFAllocatorDefault,
2,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks));
io_surface_properties = (CFDictionaryCreateMutable(kCFAllocatorDefault,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks));
cv_pix_fmt = CFNumberCreate(kCFAllocatorDefault,
kCFNumberSInt32Type,
&vda_ctx->cv_pix_fmt_type);
CFDictionarySetValue(buffer_attributes,
kCVPixelBufferPixelFormatTypeKey,
cv_pix_fmt);
CFDictionarySetValue(buffer_attributes,
kCVPixelBufferIOSurfacePropertiesKey,
io_surface_properties);
status = VDADecoderCreate( config_info,
NULL,
buffer_attributes,
(VDADecoderOutputCallback *)vda_decoder_callback,
(void *)vda_ctx,
&vda_ctx->decoder );
@ -196,6 +217,9 @@ int ff_vda_create_decoder(struct vda_context *vda_ctx,
CFRelease(format);
CFRelease(avc_data);
CFRelease(config_info);
CFRelease(io_surface_properties);
CFRelease(cv_pix_fmt);
CFRelease(buffer_attributes);
if (kVDADecoderNoErr != status)
return status;

8
libavcodec/vda.h
View File

@ -121,6 +121,14 @@ struct vda_context {
* - decoding: Set/Unset by user.
*/
int format;
/**
* The pixel format for output image buffers.
*
* - encoding: unused
* - decoding: Set/Unset by user.
*/
OSType cv_pix_fmt_type;
};
/** Creates the video decoder. */