1 /************************************************************************** 2 * 3 * Copyright 2010 Thomas Balling Srensen & Orasanu Lucian. 4 * Copyright 2014 Advanced Micro Devices, Inc. 5 * All Rights Reserved. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the 9 * "Software"), to deal in the Software without restriction, including 10 * without limitation the rights to use, copy, modify, merge, publish, 11 * distribute, sub license, and/or sell copies of the Software, and to 12 * permit persons to whom the Software is furnished to do so, subject to 13 * the following conditions: 14 * 15 * The above copyright notice and this permission notice (including the 16 * next paragraph) shall be included in all copies or substantial portions 17 * of the Software. 18 * 19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 22 * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR 23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26 * 27 **************************************************************************/ 28 29 #ifndef VA_PRIVATE_H 30 #define VA_PRIVATE_H 31 32 #include <assert.h> 33 34 #include <va/va.h> 35 #include <va/va_backend.h> 36 #include <va/va_backend_vpp.h> 37 #include <va/va_drmcommon.h> 38 39 #include "pipe/p_video_enums.h" 40 #include "pipe/p_video_codec.h" 41 #include "pipe/p_video_state.h" 42 43 #include "vl/vl_compositor.h" 44 #include "vl/vl_csc.h" 45 46 #include "util/u_dynarray.h" 47 #include "os/os_thread.h" 48 49 #define VL_VA_DRIVER(ctx) ((vlVaDriver *)ctx->pDriverData) 50 #define VL_VA_PSCREEN(ctx) (VL_VA_DRIVER(ctx)->vscreen->pscreen) 51 52 #define VL_VA_MAX_IMAGE_FORMATS 11 53 #define VL_VA_ENC_GOP_COEFF 16 54 55 #define UINT_TO_PTR(x) ((void*)(uintptr_t)(x)) 56 #define PTR_TO_UINT(x) ((unsigned)((intptr_t)(x))) 57 58 static inline unsigned handle_hash(void *key) 59 { 60 return PTR_TO_UINT(key); 61 } 62 63 static inline int handle_compare(void *key1, void *key2) 64 { 65 return PTR_TO_UINT(key1) != PTR_TO_UINT(key2); 66 } 67 68 static inline enum pipe_video_chroma_format 69 ChromaToPipe(int format) 70 { 71 switch (format) { 72 case VA_RT_FORMAT_YUV420: 73 case VA_RT_FORMAT_YUV420_10BPP: 74 return PIPE_VIDEO_CHROMA_FORMAT_420; 75 case VA_RT_FORMAT_YUV422: 76 return PIPE_VIDEO_CHROMA_FORMAT_422; 77 case VA_RT_FORMAT_YUV444: 78 return PIPE_VIDEO_CHROMA_FORMAT_444; 79 default: 80 return PIPE_VIDEO_CHROMA_FORMAT_NONE; 81 } 82 } 83 84 static inline enum pipe_format 85 VaFourccToPipeFormat(unsigned format) 86 { 87 switch(format) { 88 case VA_FOURCC('N','V','1','2'): 89 return PIPE_FORMAT_NV12; 90 case VA_FOURCC('P','0','1','0'): 91 case VA_FOURCC('P','0','1','6'): 92 return PIPE_FORMAT_P016; 93 case VA_FOURCC('I','4','2','0'): 94 return PIPE_FORMAT_IYUV; 95 case VA_FOURCC('Y','V','1','2'): 96 return PIPE_FORMAT_YV12; 97 case VA_FOURCC('Y','U','Y','V'): 98 return PIPE_FORMAT_YUYV; 99 case VA_FOURCC('U','Y','V','Y'): 100 return PIPE_FORMAT_UYVY; 101 case VA_FOURCC('B','G','R','A'): 102 return PIPE_FORMAT_B8G8R8A8_UNORM; 103 case VA_FOURCC('R','G','B','A'): 104 return PIPE_FORMAT_R8G8B8A8_UNORM; 105 case VA_FOURCC('B','G','R','X'): 106 return PIPE_FORMAT_B8G8R8X8_UNORM; 107 case VA_FOURCC('R','G','B','X'): 108 return PIPE_FORMAT_R8G8B8X8_UNORM; 109 default: 110 assert(0); 111 return PIPE_FORMAT_NONE; 112 } 113 } 114 115 static inline unsigned 116 PipeFormatToVaFourcc(enum pipe_format p_format) 117 { 118 switch (p_format) { 119 case PIPE_FORMAT_NV12: 120 return VA_FOURCC('N','V','1','2'); 121 case PIPE_FORMAT_P016: 122 return VA_FOURCC('P','0','1','6'); 123 case PIPE_FORMAT_IYUV: 124 return VA_FOURCC('I','4','2','0'); 125 case PIPE_FORMAT_YV12: 126 return VA_FOURCC('Y','V','1','2'); 127 case PIPE_FORMAT_UYVY: 128 return VA_FOURCC('U','Y','V','Y'); 129 case PIPE_FORMAT_YUYV: 130 return VA_FOURCC('Y','U','Y','V'); 131 case PIPE_FORMAT_B8G8R8A8_UNORM: 132 return VA_FOURCC('B','G','R','A'); 133 case PIPE_FORMAT_R8G8B8A8_UNORM: 134 return VA_FOURCC('R','G','B','A'); 135 case PIPE_FORMAT_B8G8R8X8_UNORM: 136 return VA_FOURCC('B','G','R','X'); 137 case PIPE_FORMAT_R8G8B8X8_UNORM: 138 return VA_FOURCC('R','G','B','X'); 139 default: 140 assert(0); 141 return -1; 142 } 143 } 144 145 static inline VAProfile 146 PipeToProfile(enum pipe_video_profile profile) 147 { 148 switch (profile) { 149 case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE: 150 return VAProfileMPEG2Simple; 151 case PIPE_VIDEO_PROFILE_MPEG2_MAIN: 152 return VAProfileMPEG2Main; 153 case PIPE_VIDEO_PROFILE_MPEG4_SIMPLE: 154 return VAProfileMPEG4Simple; 155 case PIPE_VIDEO_PROFILE_MPEG4_ADVANCED_SIMPLE: 156 return VAProfileMPEG4AdvancedSimple; 157 case PIPE_VIDEO_PROFILE_VC1_SIMPLE: 158 return VAProfileVC1Simple; 159 case PIPE_VIDEO_PROFILE_VC1_MAIN: 160 return VAProfileVC1Main; 161 case PIPE_VIDEO_PROFILE_VC1_ADVANCED: 162 return VAProfileVC1Advanced; 163 case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE: 164 return VAProfileH264ConstrainedBaseline; 165 case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN: 166 return VAProfileH264Main; 167 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH: 168 return VAProfileH264High; 169 case PIPE_VIDEO_PROFILE_HEVC_MAIN: 170 return VAProfileHEVCMain; 171 case PIPE_VIDEO_PROFILE_HEVC_MAIN_10: 172 return VAProfileHEVCMain10; 173 case PIPE_VIDEO_PROFILE_JPEG_BASELINE: 174 return VAProfileJPEGBaseline; 175 case PIPE_VIDEO_PROFILE_MPEG4_AVC_EXTENDED: 176 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH10: 177 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH422: 178 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH444: 179 case PIPE_VIDEO_PROFILE_MPEG4_AVC_CONSTRAINED_BASELINE: 180 case PIPE_VIDEO_PROFILE_HEVC_MAIN_12: 181 case PIPE_VIDEO_PROFILE_HEVC_MAIN_STILL: 182 case PIPE_VIDEO_PROFILE_HEVC_MAIN_444: 183 case PIPE_VIDEO_PROFILE_UNKNOWN: 184 return VAProfileNone; 185 default: 186 assert(0); 187 return -1; 188 } 189 } 190 191 static inline enum pipe_video_profile 192 ProfileToPipe(VAProfile profile) 193 { 194 switch (profile) { 195 case VAProfileMPEG2Simple: 196 return PIPE_VIDEO_PROFILE_MPEG2_SIMPLE; 197 case VAProfileMPEG2Main: 198 return PIPE_VIDEO_PROFILE_MPEG2_MAIN; 199 case VAProfileMPEG4Simple: 200 return PIPE_VIDEO_PROFILE_MPEG4_SIMPLE; 201 case VAProfileMPEG4AdvancedSimple: 202 return PIPE_VIDEO_PROFILE_MPEG4_ADVANCED_SIMPLE; 203 case VAProfileVC1Simple: 204 return PIPE_VIDEO_PROFILE_VC1_SIMPLE; 205 case VAProfileVC1Main: 206 return PIPE_VIDEO_PROFILE_VC1_MAIN; 207 case VAProfileVC1Advanced: 208 return PIPE_VIDEO_PROFILE_VC1_ADVANCED; 209 case VAProfileH264ConstrainedBaseline: 210 return PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE; 211 case VAProfileH264Main: 212 return PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN; 213 case VAProfileH264High: 214 return PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH; 215 case VAProfileHEVCMain: 216 return PIPE_VIDEO_PROFILE_HEVC_MAIN; 217 case VAProfileHEVCMain10: 218 return PIPE_VIDEO_PROFILE_HEVC_MAIN_10; 219 case VAProfileJPEGBaseline: 220 return PIPE_VIDEO_PROFILE_JPEG_BASELINE; 221 case VAProfileNone: 222 return PIPE_VIDEO_PROFILE_UNKNOWN; 223 default: 224 return PIPE_VIDEO_PROFILE_UNKNOWN; 225 } 226 } 227 228 typedef struct { 229 struct vl_screen *vscreen; 230 struct pipe_context *pipe; 231 struct handle_table *htab; 232 struct vl_compositor compositor; 233 struct vl_compositor_state cstate; 234 vl_csc_matrix csc; 235 mtx_t mutex; 236 } vlVaDriver; 237 238 typedef struct { 239 VAImage *image; 240 241 struct u_rect src_rect; 242 struct u_rect dst_rect; 243 244 struct pipe_sampler_view *sampler; 245 } vlVaSubpicture; 246 247 typedef struct { 248 VABufferType type; 249 unsigned int size; 250 unsigned int num_elements; 251 void *data; 252 struct { 253 struct pipe_resource *resource; 254 struct pipe_transfer *transfer; 255 } derived_surface; 256 unsigned int export_refcount; 257 VABufferInfo export_state; 258 unsigned int coded_size; 259 } vlVaBuffer; 260 261 typedef struct { 262 struct pipe_video_codec templat, *decoder; 263 struct pipe_video_buffer *target; 264 union { 265 struct pipe_picture_desc base; 266 struct pipe_mpeg12_picture_desc mpeg12; 267 struct pipe_mpeg4_picture_desc mpeg4; 268 struct pipe_vc1_picture_desc vc1; 269 struct pipe_h264_picture_desc h264; 270 struct pipe_h265_picture_desc h265; 271 struct pipe_mjpeg_picture_desc mjpeg; 272 struct pipe_h264_enc_picture_desc h264enc; 273 } desc; 274 275 struct { 276 unsigned long long int frame_num; 277 unsigned int start_code_size; 278 unsigned int vti_bits; 279 unsigned int quant_scale; 280 VAPictureParameterBufferMPEG4 pps; 281 uint8_t start_code[32]; 282 } mpeg4; 283 284 struct { 285 unsigned sampling_factor; 286 } mjpeg; 287 288 struct vl_deint_filter *deint; 289 vlVaBuffer *coded_buf; 290 int target_id; 291 bool first_single_submitted; 292 int gop_coeff; 293 bool needs_begin_frame; 294 } vlVaContext; 295 296 typedef struct { 297 enum pipe_video_profile profile; 298 enum pipe_video_entrypoint entrypoint; 299 enum pipe_h264_enc_rate_control_method rc; 300 unsigned int rt_format; 301 } vlVaConfig; 302 303 typedef struct { 304 struct pipe_video_buffer templat, *buffer; 305 struct util_dynarray subpics; /* vlVaSubpicture */ 306 VAContextID ctx; 307 vlVaBuffer *coded_buf; 308 void *feedback; 309 unsigned int frame_num_cnt; 310 bool force_flushed; 311 } vlVaSurface; 312 313 // Public functions: 314 VAStatus VA_DRIVER_INIT_FUNC(VADriverContextP ctx); 315 316 // vtable functions: 317 VAStatus vlVaTerminate(VADriverContextP ctx); 318 VAStatus vlVaQueryConfigProfiles(VADriverContextP ctx, VAProfile *profile_list,int *num_profiles); 319 VAStatus vlVaQueryConfigEntrypoints(VADriverContextP ctx, VAProfile profile, 320 VAEntrypoint *entrypoint_list, int *num_entrypoints); 321 VAStatus vlVaGetConfigAttributes(VADriverContextP ctx, VAProfile profile, VAEntrypoint entrypoint, 322 VAConfigAttrib *attrib_list, int num_attribs); 323 VAStatus vlVaCreateConfig(VADriverContextP ctx, VAProfile profile, VAEntrypoint entrypoint, 324 VAConfigAttrib *attrib_list, int num_attribs, VAConfigID *config_id); 325 VAStatus vlVaDestroyConfig(VADriverContextP ctx, VAConfigID config_id); 326 VAStatus vlVaQueryConfigAttributes(VADriverContextP ctx, VAConfigID config_id, VAProfile *profile, 327 VAEntrypoint *entrypoint, VAConfigAttrib *attrib_list, int *num_attribs); 328 VAStatus vlVaCreateSurfaces(VADriverContextP ctx, int width, int height, int format, 329 int num_surfaces, VASurfaceID *surfaces); 330 VAStatus vlVaDestroySurfaces(VADriverContextP ctx, VASurfaceID *surface_list, int num_surfaces); 331 VAStatus vlVaCreateContext(VADriverContextP ctx, VAConfigID config_id, int picture_width, int picture_height, 332 int flag, VASurfaceID *render_targets, int num_render_targets, VAContextID *context); 333 VAStatus vlVaDestroyContext(VADriverContextP ctx, VAContextID context); 334 VAStatus vlVaCreateBuffer(VADriverContextP ctx, VAContextID context, VABufferType type, unsigned int size, 335 unsigned int num_elements, void *data, VABufferID *buf_id); 336 VAStatus vlVaBufferSetNumElements(VADriverContextP ctx, VABufferID buf_id, unsigned int num_elements); 337 VAStatus vlVaMapBuffer(VADriverContextP ctx, VABufferID buf_id, void **pbuf); 338 VAStatus vlVaUnmapBuffer(VADriverContextP ctx, VABufferID buf_id); 339 VAStatus vlVaDestroyBuffer(VADriverContextP ctx, VABufferID buffer_id); 340 VAStatus vlVaBeginPicture(VADriverContextP ctx, VAContextID context, VASurfaceID render_target); 341 VAStatus vlVaRenderPicture(VADriverContextP ctx, VAContextID context, VABufferID *buffers, int num_buffers); 342 VAStatus vlVaEndPicture(VADriverContextP ctx, VAContextID context); 343 VAStatus vlVaSyncSurface(VADriverContextP ctx, VASurfaceID render_target); 344 VAStatus vlVaQuerySurfaceStatus(VADriverContextP ctx, VASurfaceID render_target, VASurfaceStatus *status); 345 VAStatus vlVaQuerySurfaceError(VADriverContextP ctx, VASurfaceID render_target, 346 VAStatus error_status, void **error_info); 347 VAStatus vlVaPutSurface(VADriverContextP ctx, VASurfaceID surface, void* draw, short srcx, short srcy, 348 unsigned short srcw, unsigned short srch, short destx, short desty, unsigned short destw, 349 unsigned short desth, VARectangle *cliprects, unsigned int number_cliprects, 350 unsigned int flags); 351 VAStatus vlVaQueryImageFormats(VADriverContextP ctx, VAImageFormat *format_list, int *num_formats); 352 VAStatus vlVaQuerySubpictureFormats(VADriverContextP ctx, VAImageFormat *format_list, 353 unsigned int *flags, unsigned int *num_formats); 354 VAStatus vlVaCreateImage(VADriverContextP ctx, VAImageFormat *format, int width, int height, VAImage *image); 355 VAStatus vlVaDeriveImage(VADriverContextP ctx, VASurfaceID surface, VAImage *image); 356 VAStatus vlVaDestroyImage(VADriverContextP ctx, VAImageID image); 357 VAStatus vlVaSetImagePalette(VADriverContextP ctx, VAImageID image, unsigned char *palette); 358 VAStatus vlVaGetImage(VADriverContextP ctx, VASurfaceID surface, int x, int y, 359 unsigned int width, unsigned int height, VAImageID image); 360 VAStatus vlVaPutImage(VADriverContextP ctx, VASurfaceID surface, VAImageID image, int src_x, int src_y, 361 unsigned int src_width, unsigned int src_height, int dest_x, int dest_y, 362 unsigned int dest_width, unsigned int dest_height); 363 VAStatus vlVaQuerySubpictureFormats(VADriverContextP ctx, VAImageFormat *format_list, 364 unsigned int *flags, unsigned int *num_formats); 365 VAStatus vlVaCreateSubpicture(VADriverContextP ctx, VAImageID image, VASubpictureID *subpicture); 366 VAStatus vlVaDestroySubpicture(VADriverContextP ctx, VASubpictureID subpicture); 367 VAStatus vlVaSubpictureImage(VADriverContextP ctx, VASubpictureID subpicture, VAImageID image); 368 VAStatus vlVaSetSubpictureChromakey(VADriverContextP ctx, VASubpictureID subpicture, 369 unsigned int chromakey_min, unsigned int chromakey_max, 370 unsigned int chromakey_mask); 371 VAStatus vlVaSetSubpictureGlobalAlpha(VADriverContextP ctx, VASubpictureID subpicture, float global_alpha); 372 VAStatus vlVaAssociateSubpicture(VADriverContextP ctx, VASubpictureID subpicture, VASurfaceID *target_surfaces, 373 int num_surfaces, short src_x, short src_y, 374 unsigned short src_width, unsigned short src_height, 375 short dest_x, short dest_y, unsigned short dest_width, unsigned short dest_height, 376 unsigned int flags); 377 VAStatus vlVaDeassociateSubpicture(VADriverContextP ctx, VASubpictureID subpicture, 378 VASurfaceID *target_surfaces, int num_surfaces); 379 VAStatus vlVaQueryDisplayAttributes(VADriverContextP ctx, VADisplayAttribute *attr_list, int *num_attributes); 380 VAStatus vlVaGetDisplayAttributes(VADriverContextP ctx, VADisplayAttribute *attr_list, int num_attributes); 381 VAStatus vlVaSetDisplayAttributes(VADriverContextP ctx, VADisplayAttribute *attr_list, int num_attributes); 382 VAStatus vlVaBufferInfo(VADriverContextP ctx, VABufferID buf_id, VABufferType *type, 383 unsigned int *size, unsigned int *num_elements); 384 VAStatus vlVaLockSurface(VADriverContextP ctx, VASurfaceID surface, unsigned int *fourcc, 385 unsigned int *luma_stride, unsigned int *chroma_u_stride, unsigned int *chroma_v_stride, 386 unsigned int *luma_offset, unsigned int *chroma_u_offset, unsigned int *chroma_v_offset, 387 unsigned int *buffer_name, void **buffer); 388 VAStatus vlVaUnlockSurface(VADriverContextP ctx, VASurfaceID surface); 389 VAStatus vlVaCreateSurfaces2(VADriverContextP ctx, unsigned int format, unsigned int width, unsigned int height, 390 VASurfaceID *surfaces, unsigned int num_surfaces, VASurfaceAttrib *attrib_list, 391 unsigned int num_attribs); 392 VAStatus vlVaQuerySurfaceAttributes(VADriverContextP ctx, VAConfigID config, VASurfaceAttrib *attrib_list, 393 unsigned int *num_attribs); 394 395 VAStatus vlVaAcquireBufferHandle(VADriverContextP ctx, VABufferID buf_id, VABufferInfo *out_buf_info); 396 VAStatus vlVaReleaseBufferHandle(VADriverContextP ctx, VABufferID buf_id); 397 VAStatus vlVaExportSurfaceHandle(VADriverContextP ctx, VASurfaceID surface_id, uint32_t mem_type, uint32_t flags, void *descriptor); 398 399 VAStatus vlVaQueryVideoProcFilters(VADriverContextP ctx, VAContextID context, VAProcFilterType *filters, 400 unsigned int *num_filters); 401 VAStatus vlVaQueryVideoProcFilterCaps(VADriverContextP ctx, VAContextID context, VAProcFilterType type, 402 void *filter_caps, unsigned int *num_filter_caps); 403 VAStatus vlVaQueryVideoProcPipelineCaps(VADriverContextP ctx, VAContextID context, VABufferID *filters, 404 unsigned int num_filters, VAProcPipelineCaps *pipeline_cap); 405 406 // internal functions 407 VAStatus vlVaHandleVAProcPipelineParameterBufferType(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf); 408 VAStatus vlVaHandleSurfaceAllocate(vlVaDriver *drv, vlVaSurface *surface, struct pipe_video_buffer *templat); 409 void vlVaGetReferenceFrame(vlVaDriver *drv, VASurfaceID surface_id, struct pipe_video_buffer **ref_frame); 410 void vlVaHandlePictureParameterBufferMPEG12(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf); 411 void vlVaHandleIQMatrixBufferMPEG12(vlVaContext *context, vlVaBuffer *buf); 412 void vlVaHandleSliceParameterBufferMPEG12(vlVaContext *context, vlVaBuffer *buf); 413 void vlVaHandlePictureParameterBufferH264(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf); 414 void vlVaHandleIQMatrixBufferH264(vlVaContext *context, vlVaBuffer *buf); 415 void vlVaHandleSliceParameterBufferH264(vlVaContext *context, vlVaBuffer *buf); 416 void vlVaHandlePictureParameterBufferVC1(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf); 417 void vlVaHandleSliceParameterBufferVC1(vlVaContext *context, vlVaBuffer *buf); 418 void vlVaHandlePictureParameterBufferMPEG4(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf); 419 void vlVaHandleIQMatrixBufferMPEG4(vlVaContext *context, vlVaBuffer *buf); 420 void vlVaHandleSliceParameterBufferMPEG4(vlVaContext *context, vlVaBuffer *buf); 421 void vlVaDecoderFixMPEG4Startcode(vlVaContext *context); 422 void vlVaHandlePictureParameterBufferHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf); 423 void vlVaHandleIQMatrixBufferHEVC(vlVaContext *context, vlVaBuffer *buf); 424 void vlVaHandleSliceParameterBufferHEVC(vlVaContext *context, vlVaBuffer *buf); 425 void vlVaHandlePictureParameterBufferMJPEG(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf); 426 void vlVaHandleIQMatrixBufferMJPEG(vlVaContext *context, vlVaBuffer *buf); 427 void vlVaHandleHuffmanTableBufferType(vlVaContext *context, vlVaBuffer *buf); 428 void vlVaHandleSliceParameterBufferMJPEG(vlVaContext *context, vlVaBuffer *buf); 429 430 #endif //VA_PRIVATE_H 431