ffmpeg | branch: master | Lynne <[email protected]> | Tue Aug 10 12:47:06 2021 +0200| [1c5610824a035604b32cb90d371f29e9d7e23607] | committer: Lynne
hwcontext_vulkan: use GPU memcpy when copying to system RAM This should speed it up significantly on systems where it matters. > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1c5610824a035604b32cb90d371f29e9d7e23607 --- libavutil/hwcontext_vulkan.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/libavutil/hwcontext_vulkan.c b/libavutil/hwcontext_vulkan.c index b7da6a7e32..94fdad7f06 100644 --- a/libavutil/hwcontext_vulkan.c +++ b/libavutil/hwcontext_vulkan.c @@ -3424,7 +3424,7 @@ static int vulkan_transfer_data(AVHWFramesContext *hwfc, const AVFrame *vkf, } if (!from) { - /* Map, copy image to buffer, unmap */ + /* Map, copy image TO buffer (which then goes to the VkImage), unmap */ if ((err = map_buffers(dev_ctx, bufs, tmp.data, planes, 0))) goto end; @@ -3449,7 +3449,7 @@ static int vulkan_transfer_data(AVHWFramesContext *hwfc, const AVFrame *vkf, swf->width, swf->height, swf->format, from); if (from) { - /* Map, copy image to buffer, unmap */ + /* Map, copy buffer (which came FROM the VkImage) to the frame, unmap */ if ((err = map_buffers(dev_ctx, bufs, tmp.data, planes, 0))) goto end; @@ -3459,10 +3459,10 @@ static int vulkan_transfer_data(AVHWFramesContext *hwfc, const AVFrame *vkf, get_plane_wh(&p_w, &p_h, swf->format, swf->width, swf->height, i); - av_image_copy_plane(swf->data[i], swf->linesize[i], - (const uint8_t *)tmp.data[i], tmp.linesize[i], - FFMIN(tmp.linesize[i], FFABS(swf->linesize[i])), - p_h); + av_image_copy_plane_uc_from(swf->data[i], swf->linesize[i], + (const uint8_t *)tmp.data[i], tmp.linesize[i], + FFMIN(tmp.linesize[i], FFABS(swf->linesize[i])), + p_h); } if ((err = unmap_buffers(dev_ctx, bufs, planes, 1))) _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
