This is possible because the lifetime of both coincide. Besides reducing the number of allocations this also simplifies access to VTFramesContext as one no longer has to go through AVHWFramesInternal.
Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com> --- libavutil/hwcontext_videotoolbox.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/libavutil/hwcontext_videotoolbox.c b/libavutil/hwcontext_videotoolbox.c index fe469dc161..823cf9a8ee 100644 --- a/libavutil/hwcontext_videotoolbox.c +++ b/libavutil/hwcontext_videotoolbox.c @@ -34,6 +34,10 @@ #include "pixdesc.h" typedef struct VTFramesContext { + /** + * The public AVVTFramesContext. See hwcontext_videotoolbox.h for it. + */ + AVVTFramesContext p; CVPixelBufferPoolRef pool; } VTFramesContext; @@ -176,12 +180,12 @@ uint32_t av_map_videotoolbox_format_from_pixfmt2(enum AVPixelFormat pix_fmt, boo static int vt_pool_alloc(AVHWFramesContext *ctx) { - VTFramesContext *fctx = ctx->internal->priv; + VTFramesContext *fctx = ctx->hwctx; + AVVTFramesContext *hw_ctx = &fctx->p; CVReturn err; CFNumberRef w, h, pixfmt; uint32_t cv_pixfmt; CFMutableDictionaryRef attributes, iosurface_properties; - AVVTFramesContext *hw_ctx = ctx->hwctx; attributes = CFDictionaryCreateMutable( NULL, @@ -237,7 +241,7 @@ static AVBufferRef *vt_pool_alloc_buffer(void *opaque, size_t size) AVBufferRef *buf; CVReturn err; AVHWFramesContext *ctx = opaque; - VTFramesContext *fctx = ctx->internal->priv; + VTFramesContext *fctx = ctx->hwctx; err = CVPixelBufferPoolCreatePixelBuffer( NULL, @@ -260,7 +264,7 @@ static AVBufferRef *vt_pool_alloc_buffer(void *opaque, size_t size) static void vt_frames_uninit(AVHWFramesContext *ctx) { - VTFramesContext *fctx = ctx->internal->priv; + VTFramesContext *fctx = ctx->hwctx; if (fctx->pool) { CVPixelBufferPoolRelease(fctx->pool); fctx->pool = NULL; @@ -763,10 +767,9 @@ const HWContextType ff_hwcontext_type_videotoolbox = { .type = AV_HWDEVICE_TYPE_VIDEOTOOLBOX, .name = "videotoolbox", - .frames_priv_size = sizeof(VTFramesContext), + .frames_hwctx_size = sizeof(VTFramesContext), .device_create = vt_device_create, - .frames_hwctx_size = sizeof(AVVTFramesContext), .frames_init = vt_frames_init, .frames_get_buffer = vt_get_buffer, .frames_get_constraints = vt_frames_get_constraints, -- 2.34.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".