Mesa (master): st/va: enable P016 format i.e. reallocate buffer if format changed

[Leo Liu]

Module: Mesa
Branch: master
Commit: 2b025a11be1be82b482b7d61a1c0a8cf4de5570f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2b025a11be1be82b482b7d61a1c0a8cf4de5570f

Author: Leo Liu <leo.liu at amd.com>
Date:   Mon Aug 21 14:03:40 2017 -0400

st/va: enable P016 format i.e. reallocate buffer if format changed

Signed-off-by: Leo Liu <leo.liu at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>

---

 src/gallium/state_trackers/va/picture.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/gallium/state_trackers/va/picture.c b/src/gallium/state_trackers/va/picture.c
index e0287d30f2..b2be7af8c4 100644
--- a/src/gallium/state_trackers/va/picture.c
+++ b/src/gallium/state_trackers/va/picture.c
@@ -593,6 +593,7 @@ vlVaEndPicture(VADriverContextP ctx, VAContextID context_id)
    struct pipe_screen *screen;
    bool interlaced;
    bool realloc = false;
+   enum pipe_format format;
 
    if (!ctx)
       return VA_STATUS_ERROR_INVALID_CONTEXT;
@@ -631,6 +632,17 @@ vlVaEndPicture(VADriverContextP ctx, VAContextID context_id)
       realloc = true;
    }
 
+   format = screen->get_video_param(screen, context->decoder->profile,
+                                    PIPE_VIDEO_ENTRYPOINT_BITSTREAM,
+                                    PIPE_VIDEO_CAP_PREFERED_FORMAT);
+
+   if (surf->buffer->buffer_format != format &&
+       surf->buffer->buffer_format == PIPE_FORMAT_NV12) {
+      /* check originally as NV12 only */
+      surf->templat.buffer_format = format;
+      realloc = true;
+   }
+
    if (u_reduce_video_profile(context->templat.profile) == PIPE_VIDEO_FORMAT_JPEG &&
        surf->buffer->buffer_format == PIPE_FORMAT_NV12) {
       if (context->mjpeg.sampling_factor == 0x211111 ||