1 /************************************************************************** 2 * 3 * Copyright 2013 Advanced Micro Devices, Inc. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 /* 29 * Authors: 30 * Christian König <christian.koenig@amd.com> 31 * 32 */ 33 34 #ifndef RADEON_VIDEO_H 35 #define RADEON_VIDEO_H 36 37 #include "radeon/radeon_winsys.h" 38 #include "vl/vl_video_buffer.h" 39 40 #define RVID_ERR(fmt, args...) \ 41 fprintf(stderr, "EE %s:%d %s UVD - "fmt, __FILE__, __LINE__, __func__, ##args) 42 43 /* video buffer representation */ 44 struct rvid_buffer 45 { 46 unsigned usage; 47 struct r600_resource *res; 48 }; 49 50 /* generate an stream handle */ 51 unsigned rvid_alloc_stream_handle(void); 52 53 /* create a buffer in the winsys */ 54 bool rvid_create_buffer(struct pipe_screen *screen, struct rvid_buffer *buffer, 55 unsigned size, unsigned usage); 56 57 /* destroy a buffer */ 58 void rvid_destroy_buffer(struct rvid_buffer *buffer); 59 60 /* reallocate a buffer, preserving its content */ 61 bool rvid_resize_buffer(struct pipe_screen *screen, struct radeon_cmdbuf *cs, 62 struct rvid_buffer *new_buf, unsigned new_size); 63 64 /* clear the buffer with zeros */ 65 void rvid_clear_buffer(struct pipe_context *context, struct rvid_buffer* buffer); 66 67 /* join surfaces into the same buffer with identical tiling params 68 sumup their sizes and replace the backend buffers with a single bo */ 69 void rvid_join_surfaces(struct r600_common_context *rctx, 70 struct pb_buffer** buffers[VL_NUM_COMPONENTS], 71 struct radeon_surf *surfaces[VL_NUM_COMPONENTS]); 72 73 /* returns supported codecs and other parameters */ 74 int rvid_get_video_param(struct pipe_screen *screen, 75 enum pipe_video_profile profile, 76 enum pipe_video_entrypoint entrypoint, 77 enum pipe_video_cap param); 78 79 /* the hardware only supports NV12 */ 80 bool rvid_is_format_supported(struct pipe_screen *screen, 81 enum pipe_format format, 82 enum pipe_video_profile profile, 83 enum pipe_video_entrypoint entrypoint); 84 85 #endif // RADEON_VIDEO_H 86