From 835603e68e1b5c9a2fc1805bcc380b7d98185037 Mon Sep 17 00:00:00 2001
From: Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
Date: Wed, 4 Nov 2009 13:01:44 +0000
Subject: [PATCH] Add YV12 image format.

---
 i965_drv_video/i965_drv_video.c | 32 +++++++++++++++++++++++++++++++-
 i965_drv_video/i965_drv_video.h |  2 +-
 2 files changed, 32 insertions(+), 2 deletions(-)

diff --git a/i965_drv_video/i965_drv_video.c b/i965_drv_video/i965_drv_video.c
index 688d41b..36963d8 100644
--- a/i965_drv_video/i965_drv_video.c
+++ b/i965_drv_video/i965_drv_video.c
@@ -54,6 +54,18 @@ enum {
     I965_SURFACETYPE_INDEXED
 };
 
+/* List of supported image formats */
+typedef struct {
+    unsigned int        type;
+    VAImageFormat       va_format;
+} i965_image_format_map_t;
+
+static const i965_image_format_map_t
+i965_image_formats_map[I965_MAX_IMAGE_FORMATS + 1] = {
+    { I965_SURFACETYPE_YUV,
+      { VA_FOURCC('Y','V','1','2'), VA_LSB_FIRST, 12, } },
+};
+
 /* List of supported subpicture formats */
 typedef struct {
     unsigned int        type;
@@ -419,8 +431,16 @@ i965_QueryImageFormats(VADriverContextP ctx,
                        VAImageFormat *format_list,      /* out */
                        int *num_formats)                /* out */
 {
+    int n;
+
+    for (n = 0; i965_image_formats_map[n].va_format.fourcc != 0; n++) {
+        const i965_image_format_map_t * const m = &i965_image_formats_map[n];
+        if (format_list)
+            format_list[n] = m->va_format;
+    }
+
     if (num_formats)
-        *num_formats = 0;
+        *num_formats = n;
 
     return VA_STATUS_SUCCESS;
 }
@@ -1320,6 +1340,16 @@ i965_CreateImage(VADriverContextP ctx,
         image->offsets[0] = 0;
         image->data_size  = image->offsets[0] + image->pitches[0] * height;
         break;
+    case VA_FOURCC('Y','V','1','2'):
+        image->num_planes = 3;
+        image->pitches[0] = width;
+        image->offsets[0] = 0;
+        image->pitches[1] = width2;
+        image->offsets[1] = size + size2;
+        image->pitches[2] = width2;
+        image->offsets[2] = size;
+        image->data_size  = size + 2 * size2;
+        break;
     default:
         goto error;
     }
diff --git a/i965_drv_video/i965_drv_video.h b/i965_drv_video/i965_drv_video.h
index 22a1650..41060d1 100644
--- a/i965_drv_video/i965_drv_video.h
+++ b/i965_drv_video/i965_drv_video.h
@@ -43,7 +43,7 @@
 #define I965_MAX_PROFILES                       11
 #define I965_MAX_ENTRYPOINTS                    5
 #define I965_MAX_CONFIG_ATTRIBUTES              10
-#define I965_MAX_IMAGE_FORMATS                  10
+#define I965_MAX_IMAGE_FORMATS                  1
 #define I965_MAX_SUBPIC_FORMATS                 4
 #define I965_MAX_DISPLAY_ATTRIBUTES             4
 #define I965_STR_VENDOR                         "i965 Driver 0.1"
-- 
2.7.4