From b7dbffe69801d15cd1ba59223f94b449c2ac8dbc Mon Sep 17 00:00:00 2001 From: Haihao Xiang Date: Tue, 6 Sep 2022 12:53:37 +0800 Subject: [PATCH] lavu/hwcontext_qsv: add support for AV_PIX_FMT_VUYX on Linux AV_PIX_FMT_VUYX is used for 8bit 4:4:4 content in FFmpeg VAAPI, so AV_PIX_FMT_VUYX should be used for 8bit 4:4:4 content in FFmpeg QSV too because QSV is based on VAAPI on Linux. However the SDK only declares support for AYUV and does nothing with the alpha, so this commit fudged a mapping between AV_PIX_FMT_VUYX and MFX_FOURCC_AYUV. Reviewed-by: Philip Langdale Signed-off-by: Haihao Xiang --- libavutil/hwcontext_qsv.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/libavutil/hwcontext_qsv.c b/libavutil/hwcontext_qsv.c index 510f422562..9fa0dfa1c0 100644 --- a/libavutil/hwcontext_qsv.c +++ b/libavutil/hwcontext_qsv.c @@ -119,6 +119,10 @@ static const struct { MFX_FOURCC_YUY2 }, { AV_PIX_FMT_Y210, MFX_FOURCC_Y210 }, + // VUYX is used for VAAPI child device, + // the SDK only delares support for AYUV + { AV_PIX_FMT_VUYX, + MFX_FOURCC_AYUV }, #endif }; @@ -1502,6 +1506,14 @@ static int map_frame_to_surface(const AVFrame *frame, mfxFrameSurface1 *surface) surface->Data.U16 = (mfxU16 *)frame->data[0] + 1; surface->Data.V16 = (mfxU16 *)frame->data[0] + 3; break; + case AV_PIX_FMT_VUYX: + surface->Data.V = frame->data[0]; + surface->Data.U = frame->data[0] + 1; + surface->Data.Y = frame->data[0] + 2; + // Only set Data.A to a valid address, the SDK doesn't + // use the value from the frame. + surface->Data.A = frame->data[0] + 3; + break; #endif default: return MFX_ERR_UNSUPPORTED;