1 /**************************************************************************
2 *
3 * Copyright 2009 Younes Manton.
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 VMWARE AND/OR ITS SUPPLIERS 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 #ifndef U_VIDEO_H
29 #define U_VIDEO_H
30
31 #include "pipe/p_defines.h"
32 #include "pipe/p_video_enums.h"
33
34 /* u_reduce_video_profile() needs these */
35 #include "pipe/p_compiler.h"
36 #include "util/u_debug.h"
37 #include "util/u_math.h"
38
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42
43 static inline enum pipe_video_format
u_reduce_video_profile(enum pipe_video_profile profile)44 u_reduce_video_profile(enum pipe_video_profile profile)
45 {
46 switch (profile)
47 {
48 case PIPE_VIDEO_PROFILE_MPEG1:
49 case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE:
50 case PIPE_VIDEO_PROFILE_MPEG2_MAIN:
51 return PIPE_VIDEO_FORMAT_MPEG12;
52
53 case PIPE_VIDEO_PROFILE_MPEG4_SIMPLE:
54 case PIPE_VIDEO_PROFILE_MPEG4_ADVANCED_SIMPLE:
55 return PIPE_VIDEO_FORMAT_MPEG4;
56
57 case PIPE_VIDEO_PROFILE_VC1_SIMPLE:
58 case PIPE_VIDEO_PROFILE_VC1_MAIN:
59 case PIPE_VIDEO_PROFILE_VC1_ADVANCED:
60 return PIPE_VIDEO_FORMAT_VC1;
61
62 case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE:
63 case PIPE_VIDEO_PROFILE_MPEG4_AVC_CONSTRAINED_BASELINE:
64 case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN:
65 case PIPE_VIDEO_PROFILE_MPEG4_AVC_EXTENDED:
66 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH:
67 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH10:
68 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH422:
69 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH444:
70 return PIPE_VIDEO_FORMAT_MPEG4_AVC;
71
72 case PIPE_VIDEO_PROFILE_HEVC_MAIN:
73 case PIPE_VIDEO_PROFILE_HEVC_MAIN_10:
74 case PIPE_VIDEO_PROFILE_HEVC_MAIN_STILL:
75 case PIPE_VIDEO_PROFILE_HEVC_MAIN_12:
76 case PIPE_VIDEO_PROFILE_HEVC_MAIN_444:
77 return PIPE_VIDEO_FORMAT_HEVC;
78
79 case PIPE_VIDEO_PROFILE_JPEG_BASELINE:
80 return PIPE_VIDEO_FORMAT_JPEG;
81
82 case PIPE_VIDEO_PROFILE_VP9_PROFILE0:
83 case PIPE_VIDEO_PROFILE_VP9_PROFILE2:
84 return PIPE_VIDEO_FORMAT_VP9;
85
86 default:
87 return PIPE_VIDEO_FORMAT_UNKNOWN;
88 }
89 }
90
91 static inline void
u_copy_nv12_to_yv12(void * const * destination_data,uint32_t const * destination_pitches,int src_plane,int src_field,int src_stride,int num_fields,uint8_t const * src,int width,int height)92 u_copy_nv12_to_yv12(void *const *destination_data,
93 uint32_t const *destination_pitches,
94 int src_plane, int src_field,
95 int src_stride, int num_fields,
96 uint8_t const *src,
97 int width, int height)
98 {
99 int x, y;
100 unsigned u_stride = destination_pitches[2] * num_fields;
101 unsigned v_stride = destination_pitches[1] * num_fields;
102 uint8_t *u_dst = (uint8_t *)destination_data[2] + destination_pitches[2] * src_field;
103 uint8_t *v_dst = (uint8_t *)destination_data[1] + destination_pitches[1] * src_field;
104
105 /* TODO: SIMD */
106 for (y = 0; y < height; y++) {
107 for (x = 0; x < width; x++) {
108 u_dst[x] = src[2*x];
109 v_dst[x] = src[2*x+1];
110 }
111 u_dst += u_stride;
112 v_dst += v_stride;
113 src += src_stride;
114 }
115 }
116
117 /**
118 * \brief Copy YV12 chroma data while converting it NV12
119 *
120 * Given a set of YV12 source pointers and -pitches, copy the data to a
121 * layout typical for NV12 video buffers.
122 *
123 * \param source data[in] The plane data pointers. Array of 3.
124 * \param source_pitches[in] The plane pitches. Array of 3.
125 * \param dst_plane[in] The destination plane to copy to. For NV12 always 1.
126 * \param dst_field[in] The destination field if interlaced.
127 * \param dst_stride[in] The destination stride for this plane.
128 * \param num_fields[in] The number of fields in the video buffer.
129 * \param dst[in] The destination plane pointer.
130 * \param width[in] The source plane width.
131 * \param height[in] The source plane height.
132 */
133 static inline void
u_copy_nv12_from_yv12(const void * const * source_data,uint32_t const * source_pitches,int dst_plane,int dst_field,int dst_stride,int num_fields,uint8_t * dst,int width,int height)134 u_copy_nv12_from_yv12(const void *const *source_data,
135 uint32_t const *source_pitches,
136 int dst_plane, int dst_field,
137 int dst_stride, int num_fields,
138 uint8_t *dst,
139 int width, int height)
140 {
141 int x, y;
142 unsigned u_stride = source_pitches[2] * num_fields;
143 unsigned v_stride = source_pitches[1] * num_fields;
144 uint8_t *u_src = (uint8_t *)source_data[2] + source_pitches[2] * dst_field;
145 uint8_t *v_src = (uint8_t *)source_data[1] + source_pitches[1] * dst_field;
146
147 /* TODO: SIMD */
148 for (y = 0; y < height; y++) {
149 for (x = 0; x < width; x++) {
150 dst[2*x] = u_src[x];
151 dst[2*x+1] = v_src[x];
152 }
153 u_src += u_stride;
154 v_src += v_stride;
155 dst += dst_stride;
156 }
157 }
158
159 static inline void
u_copy_yv12_to_nv12(void * const * destination_data,uint32_t const * destination_pitches,int src_plane,int src_field,int src_stride,int num_fields,uint8_t const * src,int width,int height)160 u_copy_yv12_to_nv12(void *const *destination_data,
161 uint32_t const *destination_pitches,
162 int src_plane, int src_field,
163 int src_stride, int num_fields,
164 uint8_t const *src,
165 int width, int height)
166 {
167 int x, y;
168 unsigned offset = 2 - src_plane;
169 unsigned stride = destination_pitches[1] * num_fields;
170 uint8_t *dst = (uint8_t *)destination_data[1] + destination_pitches[1] * src_field;
171
172 /* TODO: SIMD */
173 for (y = 0; y < height; y++) {
174 for (x = 0; x < 2 * width; x += 2) {
175 dst[x+offset] = src[x>>1];
176 }
177 dst += stride;
178 src += src_stride;
179 }
180 }
181
182 static inline void
u_copy_swap422_packed(void * const * destination_data,uint32_t const * destination_pitches,int src_plane,int src_field,int src_stride,int num_fields,uint8_t const * src,int width,int height)183 u_copy_swap422_packed(void *const *destination_data,
184 uint32_t const *destination_pitches,
185 int src_plane, int src_field,
186 int src_stride, int num_fields,
187 uint8_t const *src,
188 int width, int height)
189 {
190 int x, y;
191 unsigned stride = destination_pitches[0] * num_fields;
192 uint8_t *dst = (uint8_t *)destination_data[0] + destination_pitches[0] * src_field;
193
194 /* TODO: SIMD */
195 for (y = 0; y < height; y++) {
196 for (x = 0; x < 4 * width; x += 4) {
197 dst[x+0] = src[x+1];
198 dst[x+1] = src[x+0];
199 dst[x+2] = src[x+3];
200 dst[x+3] = src[x+2];
201 }
202 dst += stride;
203 src += src_stride;
204 }
205 }
206
207 static inline uint32_t
u_get_h264_level(uint32_t width,uint32_t height,uint32_t * max_reference)208 u_get_h264_level(uint32_t width, uint32_t height, uint32_t *max_reference)
209 {
210 uint32_t max_dpb_mbs;
211
212 width = align(width, 16);
213 height = align(height, 16);
214
215 /* Max references will be used for caculation of number of DPB buffers
216 in the UVD driver, limitation of max references is 16. Some client
217 like mpv application for VA-API, it requires references more than that,
218 so we have to set max of references to 16 here. */
219 *max_reference = MIN2(*max_reference, 16);
220 max_dpb_mbs = (width / 16) * (height / 16) * *max_reference;
221
222 /* The calculation is based on "Decoded picture buffering" section
223 from http://en.wikipedia.org/wiki/H.264/MPEG-4_AVC */
224 if (max_dpb_mbs <= 8100)
225 return 30;
226 else if (max_dpb_mbs <= 18000)
227 return 31;
228 else if (max_dpb_mbs <= 20480)
229 return 32;
230 else if (max_dpb_mbs <= 32768)
231 return 41;
232 else if (max_dpb_mbs <= 34816)
233 return 42;
234 else if (max_dpb_mbs <= 110400)
235 return 50;
236 else if (max_dpb_mbs <= 184320)
237 return 51;
238 else
239 return 52;
240 }
241
242 static inline uint32_t
u_get_h264_profile_idc(enum pipe_video_profile profile)243 u_get_h264_profile_idc(enum pipe_video_profile profile)
244 {
245 switch (profile) {
246 case PIPE_VIDEO_PROFILE_MPEG4_AVC_CONSTRAINED_BASELINE:
247 case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE:
248 return 66;
249 case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN:
250 return 77;
251 case PIPE_VIDEO_PROFILE_MPEG4_AVC_EXTENDED:
252 return 88;
253 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH:
254 return 100;
255 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH10:
256 return 110;
257 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH422:
258 return 122;
259 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH444:
260 return 244;
261 default:
262 return 66; //use baseline profile instead
263 }
264 }
265
266 #ifdef __cplusplus
267 }
268 #endif
269
270 #endif /* U_VIDEO_H */
271