state_trackers/vdpau: Add support for VC-1 decoding

[mesa.git] / src / gallium / state_trackers / vdpau / mixer.c

diff --git a/src/gallium/state_trackers/vdpau/mixer.c b/src/gallium/state_trackers/vdpau/mixer.c
index fbd24a29414e17bf03783bcfc128f005af55b7fd..ed5a64640882ceaeb38c6393d043c8dafd24c2fd 100644 (file)
--- a/src/gallium/state_trackers/vdpau/mixer.c
+++ b/src/gallium/state_trackers/vdpau/mixer.c
@@ -27,13 +27,16 @@
 
 #include <vdpau/vdpau.h>
 
-#include <util/u_memory.h>
-#include <util/u_debug.h>
+#include "util/u_memory.h"
+#include "util/u_debug.h"
 
-#include <vl/vl_csc.h>
+#include "vl/vl_csc.h"
 
 #include "vdpau_private.h"
 
+/**
+ * Create a VdpVideoMixer.
+ */
 VdpStatus
 vlVdpVideoMixerCreate(VdpDevice device,
                       uint32_t feature_count,
@@ -70,7 +73,7 @@ vlVdpVideoMixerCreate(VdpDevice device,
 
    /*
     * TODO: Handle features and parameters
-    * */
+    */
 
    *mixer = vlAddDataHTAB(vmixer);
    if (*mixer == 0) {
@@ -79,10 +82,14 @@ vlVdpVideoMixerCreate(VdpDevice device,
    }
 
    return VDP_STATUS_OK;
+
 no_handle:
    return ret;
 }
 
+/**
+ * Destroy a VdpVideoMixer.
+ */
 VdpStatus
 vlVdpVideoMixerDestroy(VdpVideoMixer mixer)
 {
@@ -101,6 +108,9 @@ vlVdpVideoMixerDestroy(VdpVideoMixer mixer)
    return VDP_STATUS_OK;
 }
 
+/**
+ * Enable or disable features.
+ */
 VdpStatus
 vlVdpVideoMixerSetFeatureEnables(VdpVideoMixer mixer,
                                  uint32_t feature_count,
@@ -118,11 +128,14 @@ vlVdpVideoMixerSetFeatureEnables(VdpVideoMixer mixer,
 
    /*
     * TODO: Set features
-    * */
+    */
 
    return VDP_STATUS_OK;
 }
 
+/**
+ * Perform a video post-processing and compositing operation.
+ */
 VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
                                 VdpOutputSurface background_surface,
                                 VdpRect const *background_source_rect,
@@ -139,6 +152,8 @@ VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
                                 uint32_t layer_count,
                                 VdpLayer const *layers)
 {
+   struct pipe_video_rect src_rect;
+
    vlVdpVideoMixer *vmixer;
    vlVdpSurface *surf;
    vlVdpOutputSurface *dst;
@@ -156,12 +171,16 @@ VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
       return VDP_STATUS_INVALID_HANDLE;
 
    vl_compositor_clear_layers(&vmixer->compositor);
-   vl_compositor_set_buffer_layer(&vmixer->compositor, 0, surf->video_buffer, NULL, NULL);
-   vl_compositor_render(&vmixer->compositor, dst->surface, NULL, NULL);
+   vl_compositor_set_buffer_layer(&vmixer->compositor, 0, surf->video_buffer,
+                                  RectToPipe(video_source_rect, &src_rect), NULL);
+   vl_compositor_render(&vmixer->compositor, dst->surface, NULL, NULL, false);
 
    return VDP_STATUS_OK;
 }
 
+/**
+ * Set attribute values.
+ */
 VdpStatus
 vlVdpVideoMixerSetAttributeValues(VdpVideoMixer mixer,
                                   uint32_t attribute_count,
@@ -177,12 +196,14 @@ vlVdpVideoMixerSetAttributeValues(VdpVideoMixer mixer,
 
    /*
     * TODO: Implement the function
-    *
-    * */
+    */
 
    return VDP_STATUS_OK;
 }
 
+/**
+ * Retrieve whether features were requested at creation time.
+ */
 VdpStatus
 vlVdpVideoMixerGetFeatureSupport(VdpVideoMixer mixer,
                                  uint32_t feature_count,
@@ -192,6 +213,9 @@ vlVdpVideoMixerGetFeatureSupport(VdpVideoMixer mixer,
    return VDP_STATUS_NO_IMPLEMENTATION;
 }
 
+/**
+ * Retrieve whether features are enabled.
+ */
 VdpStatus
 vlVdpVideoMixerGetFeatureEnables(VdpVideoMixer mixer,
                                  uint32_t feature_count,
@@ -201,6 +225,9 @@ vlVdpVideoMixerGetFeatureEnables(VdpVideoMixer mixer,
    return VDP_STATUS_NO_IMPLEMENTATION;
 }
 
+/**
+ * Retrieve parameter values given at creation time.
+ */
 VdpStatus
 vlVdpVideoMixerGetParameterValues(VdpVideoMixer mixer,
                                   uint32_t parameter_count,
@@ -210,6 +237,9 @@ vlVdpVideoMixerGetParameterValues(VdpVideoMixer mixer,
    return VDP_STATUS_NO_IMPLEMENTATION;
 }
 
+/**
+ * Retrieve current attribute values.
+ */
 VdpStatus
 vlVdpVideoMixerGetAttributeValues(VdpVideoMixer mixer,
                                   uint32_t attribute_count,
@@ -219,14 +249,35 @@ vlVdpVideoMixerGetAttributeValues(VdpVideoMixer mixer,
    return VDP_STATUS_NO_IMPLEMENTATION;
 }
 
+/**
+ * Generate a color space conversion matrix.
+ */
 VdpStatus
 vlVdpGenerateCSCMatrix(VdpProcamp *procamp,
                        VdpColorStandard standard,
                        VdpCSCMatrix *csc_matrix)
 {
-   VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Generating CSCMatrix\n");
+   float matrix[16];
+   enum VL_CSC_COLOR_STANDARD vl_std;
+   struct vl_procamp camp;
+
    if (!(csc_matrix && procamp))
       return VDP_STATUS_INVALID_POINTER;
 
+   if (procamp->struct_version > VDP_PROCAMP_VERSION)
+      return VDP_STATUS_INVALID_STRUCT_VERSION;
+
+   switch (standard) {
+      case VDP_COLOR_STANDARD_ITUR_BT_601: vl_std = VL_CSC_COLOR_STANDARD_BT_601; break;
+      case VDP_COLOR_STANDARD_ITUR_BT_709: vl_std = VL_CSC_COLOR_STANDARD_BT_709; break;
+      case VDP_COLOR_STANDARD_SMPTE_240M:  vl_std = VL_CSC_COLOR_STANDARD_SMPTE_240M; break;
+      default: return VDP_STATUS_INVALID_COLOR_STANDARD;
+   }
+   camp.brightness = procamp->brightness;
+   camp.contrast = procamp->contrast;
+   camp.saturation = procamp->saturation;
+   camp.hue = procamp->hue;
+   vl_csc_get_matrix(vl_std, &camp, 1, matrix);
+   memcpy(csc_matrix, matrix, sizeof(float)*12);
    return VDP_STATUS_OK;
 }