libavcodec/qsvdec: Add more pixel format support to qsvdec

Qsv decoder only supports directly output nv12 and p010 to system
memory. For other format, we need to download frame from qsv format
to system memory. Now add other supported format to qsvdec.

Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>

1 files changed, 36 insertions, 0 deletions

diff --git a/libavcodec/qsv.c b/libavcodec/qsv.c
index 67d0e3934a..b86c20b153 100644
--- a/libavcodec/qsv.c
+++ b/libavcodec/qsv.c
@@ -244,6 +244,42 @@ int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc)
     }
 }
 
+int ff_qsv_map_frame_to_surface(const AVFrame *frame, mfxFrameSurface1 *surface)
+{
+    switch (frame->format) {
+    case AV_PIX_FMT_NV12:
+    case AV_PIX_FMT_P010:
+        surface->Data.Y  = frame->data[0];
+        surface->Data.UV = frame->data[1];
+        /* The SDK checks Data.V when using system memory for VP9 encoding */
+        surface->Data.V  = surface->Data.UV + 1;
+        break;
+    case AV_PIX_FMT_X2RGB10LE:
+    case AV_PIX_FMT_BGRA:
+        surface->Data.B = frame->data[0];
+        surface->Data.G = frame->data[0] + 1;
+        surface->Data.R = frame->data[0] + 2;
+        surface->Data.A = frame->data[0] + 3;
+        break;
+    case AV_PIX_FMT_YUYV422:
+        surface->Data.Y = frame->data[0];
+        surface->Data.U = frame->data[0] + 1;
+        surface->Data.V = frame->data[0] + 3;
+        break;
+
+    case AV_PIX_FMT_Y210:
+        surface->Data.Y16 = (mfxU16 *)frame->data[0];
+        surface->Data.U16 = (mfxU16 *)frame->data[0] + 1;
+        surface->Data.V16 = (mfxU16 *)frame->data[0] + 3;
+        break;
+    default:
+        return AVERROR(ENOSYS);
+    }
+    surface->Data.PitchLow  = frame->linesize[0];
+
+    return 0;
+}
+
 int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame)
 {
     int i;