diff options
Diffstat (limited to 'src/gallium/state_trackers/va/va_surface.c')
| -rw-r--r-- | src/gallium/state_trackers/va/va_surface.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/va/va_surface.c b/src/gallium/state_trackers/va/va_surface.c new file mode 100644 index 0000000..a86c806 --- /dev/null +++ b/src/gallium/state_trackers/va/va_surface.c @@ -0,0 +1,167 @@ +/************************************************************************** + * + * Copyright 2010 Thomas Balling Sørensen & Orasanu Lucian. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include <va/va.h> +#include <va/va_backend.h> +#include <util/u_debug.h> +#include <util/u_memory.h> +#include "va_private.h" + +boolean vlCreateHTAB(void); +void vlDestroyHTAB(void); +vlHandle vlAddDataHTAB(void *data); +void* vlGetDataHTAB(vlHandle handle); + +static enum pipe_video_chroma_format VaRTFormatToPipe(unsigned int va_type) +{ + switch (va_type) { + case VA_RT_FORMAT_YUV420: + return PIPE_VIDEO_CHROMA_FORMAT_420; + case VA_RT_FORMAT_YUV422: + return PIPE_VIDEO_CHROMA_FORMAT_422; + case VA_RT_FORMAT_YUV444: + return PIPE_VIDEO_CHROMA_FORMAT_444; + default: + assert(0); + } + + return -1; +} + +VAStatus vlVaCreateSurfaces( VADriverContextP ctx, + int width, + int height, + int format, + int num_surfaces, + VASurfaceID *surfaces) +{ + if (!ctx) + return VA_STATUS_ERROR_INVALID_CONTEXT; + + /* We only support one format */ + if (VA_RT_FORMAT_YUV420 != format) + return VA_STATUS_ERROR_UNSUPPORTED_RT_FORMAT; + + if (!(width && height)) + return VA_STATUS_ERROR_INVALID_IMAGE_FORMAT; + + if (!vlCreateHTAB()) + return VA_STATUS_ERROR_UNKNOWN; + + vlVaSurfacePriv *va_surface = (vlVaSurfacePriv *)CALLOC(num_surfaces,sizeof(vlVaSurfacePriv)); + if (!va_surface) + return VA_STATUS_ERROR_ALLOCATION_FAILED; + + int n = 0; + for (n = 0; n < num_surfaces; n++) + { + va_surface[n].width = width; + va_surface[n].height = height; + va_surface[n].format = VaRTFormatToPipe(format); + va_surface[n].ctx = ctx; + surfaces[n] = (VASurfaceID *)vlAddDataHTAB((void *)(va_surface + n)); + } + + return VA_STATUS_SUCCESS; +} + +VAStatus vlVaDestroySurfaces( VADriverContextP ctx, + VASurfaceID *surface_list, + int num_surfaces) +{ + if (!ctx) + return VA_STATUS_ERROR_INVALID_CONTEXT; + + return VA_STATUS_ERROR_UNIMPLEMENTED; +} + +VAStatus vlVaSyncSurface( VADriverContextP ctx, + VASurfaceID render_target) +{ + if (!ctx) + return VA_STATUS_ERROR_INVALID_CONTEXT; + + return VA_STATUS_ERROR_UNIMPLEMENTED; +} + +VAStatus vlVaQuerySurfaceStatus( VADriverContextP ctx, + VASurfaceID render_target, + VASurfaceStatus *status) +{ + if (!ctx) + return VA_STATUS_ERROR_INVALID_CONTEXT; + + return VA_STATUS_ERROR_UNIMPLEMENTED; +} + +VAStatus vlVaPutSurface( VADriverContextP ctx, + VASurfaceID surface, + void* draw, + short srcx, + short srcy, + unsigned short srcw, + unsigned short srch, + short destx, + short desty, + unsigned short destw, + unsigned short desth, + VARectangle *cliprects, + unsigned int number_cliprects, + unsigned int flags) +{ + if (!ctx) + return VA_STATUS_ERROR_INVALID_CONTEXT; + + return VA_STATUS_ERROR_UNIMPLEMENTED; +} + +VAStatus vlVaLockSurface( VADriverContextP ctx, + VASurfaceID surface, + unsigned int *fourcc, + unsigned int *luma_stride, + unsigned int *chroma_u_stride, + unsigned int *chroma_v_stride, + unsigned int *luma_offset, + unsigned int *chroma_u_offset, + unsigned int *chroma_v_offset, + unsigned int *buffer_name, + void **buffer) +{ + if (!ctx) + return VA_STATUS_ERROR_INVALID_CONTEXT; + + return VA_STATUS_ERROR_UNIMPLEMENTED; +} + +VAStatus vlVaUnlockSurface( VADriverContextP ctx, + VASurfaceID surface) +{ + if (!ctx) + return VA_STATUS_ERROR_INVALID_CONTEXT; + + return VA_STATUS_ERROR_UNIMPLEMENTED; +} |