Update GL_CHROMIUM_image with support for compressed formats.

gpu/command_buffer/client/gles2_implementation.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // A class to emulate GLES2 over command buffers.
 
 #include "gpu/command_buffer/client/gles2_implementation.h"
 
 #include <GLES2/gl2ext.h>
 #include <GLES2/gl2extchromium.h>
@@ skipping 5180 matching lines @@
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glRetireSyncPointCHROMIUM("
                      << sync_point << ")");
   DCHECK(capabilities_.future_sync_points);
   helper_->CommandBufferHelper::Flush();
   gpu_control_->RetireSyncPoint(sync_point);
 }
 
 namespace {
 
-bool ValidImageFormat(GLenum internalformat) {
+bool ValidImageFormat(GLenum internalformat,
+                      const Capabilities& capabilities) {
   switch (internalformat) {
+    case GL_ATC_RGB_AMD:
+    case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD:
+      return capabilities.texture_format_atc;
+    case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+      return capabilities.texture_format_dxt1;
+    case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+      return capabilities.texture_format_dxt5;
+    case GL_ETC1_RGB8_OES:
+      return capabilities.texture_format_etc1;
     case GL_R8:
     case GL_RGB:
     case GL_RGBA:
     case GL_BGRA_EXT:
       return true;
     default:
       return false;
   }
 }
 
@@ skipping 16 matching lines @@
   if (width <= 0) {
     SetGLError(GL_INVALID_VALUE, "glCreateImageCHROMIUM", "width <= 0");
     return 0;
   }
 
   if (height <= 0) {
     SetGLError(GL_INVALID_VALUE, "glCreateImageCHROMIUM", "height <= 0");
     return 0;
   }
 
-  if (!ValidImageFormat(internalformat)) {
+  if (!ValidImageFormat(internalformat, capabilities_)) {
     SetGLError(GL_INVALID_VALUE, "glCreateImageCHROMIUM", "invalid format");
     return 0;
   }
 
   int32_t image_id =
       gpu_control_->CreateImage(buffer, width, height, internalformat);
   if (image_id < 0) {
     SetGLError(GL_OUT_OF_MEMORY, "glCreateImageCHROMIUM", "image_id < 0");
     return 0;
   }
@@ skipping 41 matching lines @@
     return 0;
   }
 
   if (height <= 0) {
     SetGLError(GL_INVALID_VALUE,
                "glCreateGpuMemoryBufferImageCHROMIUM",
                "height <= 0");
     return 0;
   }
 
-  if (!ValidImageFormat(internalformat)) {
+  if (!ValidImageFormat(internalformat, capabilities_)) {
     SetGLError(GL_INVALID_VALUE,
                "glCreateGpuMemoryBufferImageCHROMIUM",
                "invalid format");
     return 0;
   }
 
   if (!ValidImageUsage(usage)) {
     SetGLError(GL_INVALID_VALUE,
                "glCreateGpuMemoryBufferImageCHROMIUM",
                "invalid usage");
@@ skipping 188 matching lines @@
   CheckGLError();
 }
 
 // Include the auto-generated part of this file. We split this because it means
 // we can easily edit the non-auto generated parts right here in this file
 // instead of having to edit some template or the code generator.
 #include "gpu/command_buffer/client/gles2_implementation_impl_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu