commit 70191f38e3278b75ac13ea16e71d0ffdbb7bf8d9
author Veerabadhran Gopalakrishnan <veerabadhran.gopalakrishnan@amd.com> Sun Oct 04 22:13:43 2020 -0400
committer Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com> Wed Nov 04 09:22:20 2020 +0100
tree 81ce19a2fb7485a67db8ee471e8d52ce2f439ef8
parent f20a20b1e3f513e0075c87d3b406f95bd9ed7df2

frontends/va: Added protected playback support for VP9

Add VP9 header handling in slice data buffer.

Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Boyuan Zhang <boyuan.zhang@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7006>

src/gallium/frontends/va/picture.c

diff --git a/src/gallium/frontends/va/picture.c b/src/gallium/frontends/va/picture.c
index 4706013..c358bc2 100644
--- a/src/gallium/frontends/va/picture.c
+++ b/src/gallium/frontends/va/picture.c
@@ -277,7 +277,7 @@
 static void
 handleVASliceDataBufferType(vlVaContext *context, vlVaBuffer *buf)
 {
-   enum pipe_video_format format;
+   enum pipe_video_format format = u_reduce_video_profile(context->templat.profile);
    unsigned num_buffers = 0;
    void * const *buffers[3];
    unsigned sizes[3];
@@ -335,9 +335,16 @@
       }
    }
 
-   buffers[num_buffers] = buf->data;
-   sizes[num_buffers] = buf->size;
-   ++num_buffers;
+   if (context->desc.base.protected_playback && PIPE_VIDEO_FORMAT_VP9 == format){
+        vlVaDecoderVP9BitstreamHeader(context, buf);
+        buffers[num_buffers] = buf->data + context->desc.vp9.picture_parameter.frame_header_length_in_bytes;
+        sizes[num_buffers] = buf->size - context->desc.vp9.picture_parameter.frame_header_length_in_bytes;
+        ++num_buffers;
+   } else {
+        buffers[num_buffers] = buf->data;
+        sizes[num_buffers] = buf->size;
+        ++num_buffers;
+   }
 
    if (format == PIPE_VIDEO_FORMAT_JPEG) {
       buffers[num_buffers] = (void *const)&eoi_jpeg;