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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 // | 4 // |
| 5 // This file contains an implementation of VaapiWrapper, used by | 5 // This file contains an implementation of VaapiWrapper, used by |
| 6 // VaapiVideoDecodeAccelerator and VaapiH264Decoder for decode, | 6 // VaapiVideoDecodeAccelerator and VaapiH264Decoder for decode, |
| 7 // and VaapiVideoEncodeAccelerator for encode, to interface | 7 // and VaapiVideoEncodeAccelerator for encode, to interface |
| 8 // with libva (VA-API library for hardware video codec). | 8 // with libva (VA-API library for hardware video codec). |
| 9 | 9 |
| 10 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_WRAPPER_H_ | 10 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_WRAPPER_H_ |
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| 179 // to the encode job. | 179 // to the encode job. |
| 180 bool DownloadAndDestroyCodedBuffer(VABufferID buffer_id, | 180 bool DownloadAndDestroyCodedBuffer(VABufferID buffer_id, |
| 181 VASurfaceID sync_surface_id, | 181 VASurfaceID sync_surface_id, |
| 182 uint8* target_ptr, | 182 uint8* target_ptr, |
| 183 size_t target_size, | 183 size_t target_size, |
| 184 size_t* coded_data_size); | 184 size_t* coded_data_size); |
| 185 | 185 |
| 186 // Destroy all previously-allocated (and not yet destroyed) coded buffers. | 186 // Destroy all previously-allocated (and not yet destroyed) coded buffers. |
| 187 void DestroyCodedBuffers(); | 187 void DestroyCodedBuffers(); |
| 188 | 188 |
| 189 // Blits a VASurface |va_surface_id_src| into another VASurface | 189 // Blits a VASurface |va_surface_src| into another VASurface |
| 190 // |va_surface_id_dest| applying pixel format conversion and scaling | 190 // |va_surface_dest| applying pixel format conversion and scaling |
| 191 // if needed. | 191 // if needed. |
| 192 bool BlitSurface(VASurfaceID va_surface_id_src, | 192 bool BlitSurface(const scoped_refptr<VASurface>& va_surface_src, |
| 193 const gfx::Size& src_size, | 193 const scoped_refptr<VASurface>& va_surface_dest); |
| 194 VASurfaceID va_surface_id_dest, | |
| 195 const gfx::Size& dest_size); | |
| 196 | 194 |
| 197 // Initialize static data before sandbox is enabled. | 195 // Initialize static data before sandbox is enabled. |
| 198 static void PreSandboxInitialization(); | 196 static void PreSandboxInitialization(); |
| 199 | 197 |
| 200 private: | 198 private: |
| 201 struct ProfileInfo { | 199 struct ProfileInfo { |
| 202 VAProfile va_profile; | 200 VAProfile va_profile; |
| 203 gfx::Size max_resolution; | 201 gfx::Size max_resolution; |
| 204 }; | 202 }; |
| 205 | 203 |
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| 359 // Singleton variable to store supported profile information for encode and | 357 // Singleton variable to store supported profile information for encode and |
| 360 // decode. | 358 // decode. |
| 361 static base::LazyInstance<LazyProfileInfos> profile_infos_; | 359 static base::LazyInstance<LazyProfileInfos> profile_infos_; |
| 362 | 360 |
| 363 DISALLOW_COPY_AND_ASSIGN(VaapiWrapper); | 361 DISALLOW_COPY_AND_ASSIGN(VaapiWrapper); |
| 364 }; | 362 }; |
| 365 | 363 |
| 366 } // namespace content | 364 } // namespace content |
| 367 | 365 |
| 368 #endif // CONTENT_COMMON_GPU_MEDIA_VAAPI_WRAPPER_H_ | 366 #endif // CONTENT_COMMON_GPU_MEDIA_VAAPI_WRAPPER_H_ |
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