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@ -37,26 +37,18 @@ void ff_avfilter_default_free_buffer(AVFilterBuffer *ptr) |
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* alloc & free cycle currently implemented. */ |
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AVFilterBufferRef *avfilter_default_get_video_buffer(AVFilterLink *link, int perms, int w, int h) |
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{ |
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char *buf = NULL; |
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int linesize[4], i, tempsize; |
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int linesize[4]; |
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uint8_t *data[4]; |
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AVFilterBufferRef *picref = NULL; |
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av_image_fill_linesizes(linesize, link->format, w); |
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for (i = 0; i < 4; i++) |
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linesize[i] = FFALIGN(linesize[i], 16); |
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tempsize = av_image_fill_pointers(data, link->format, h, NULL, linesize); |
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buf = av_malloc(tempsize + 16); // +2 is needed for swscaler, +16 to be
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// SIMD-friendly
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if (!buf) |
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// +2 is needed for swscaler, +16 to be SIMD-friendly
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if (av_image_alloc(data, linesize, w, h, link->format, 16) < 0) |
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return NULL; |
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av_image_fill_pointers(data, link->format, h, buf, linesize); |
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picref = avfilter_get_video_buffer_ref_from_arrays(data, linesize, |
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perms, w, h, link->format); |
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if (!picref) { |
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av_free(buf); |
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av_free(data[0]); |
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return NULL; |
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} |
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