1 /**************************************************************************
2 *
3 * Copyright 2017 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 #include "va_private.h"
29
vlVaHandlePictureParameterBufferMJPEG(vlVaDriver * drv,vlVaContext * context,vlVaBuffer * buf)30 void vlVaHandlePictureParameterBufferMJPEG(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
31 {
32 VAPictureParameterBufferJPEGBaseline *mjpeg = buf->data;
33 unsigned sf;
34 int i;
35
36 assert(buf->size >= sizeof(VAPictureParameterBufferJPEGBaseline) && buf->num_elements == 1);
37
38 context->desc.mjpeg.picture_parameter.picture_width = mjpeg->picture_width;
39 context->desc.mjpeg.picture_parameter.picture_height = mjpeg->picture_height;
40
41 STATIC_ASSERT(sizeof(mjpeg->components) ==
42 sizeof(context->desc.mjpeg.picture_parameter.components));
43
44 context->desc.mjpeg.picture_parameter.sampling_factor = 0;
45
46 for (i = 0; i < MIN2(mjpeg->num_components, ARRAY_SIZE(mjpeg->components)); ++i) {
47 context->desc.mjpeg.picture_parameter.components[i].component_id =
48 mjpeg->components[i].component_id;
49 context->desc.mjpeg.picture_parameter.components[i].h_sampling_factor =
50 mjpeg->components[i].h_sampling_factor;
51 context->desc.mjpeg.picture_parameter.components[i].v_sampling_factor =
52 mjpeg->components[i].v_sampling_factor;
53 context->desc.mjpeg.picture_parameter.components[i].quantiser_table_selector =
54 mjpeg->components[i].quantiser_table_selector;
55
56 sf = mjpeg->components[i].h_sampling_factor << 4 | mjpeg->components[i].v_sampling_factor;
57 context->desc.mjpeg.picture_parameter.sampling_factor <<= 8;
58 context->desc.mjpeg.picture_parameter.sampling_factor |= sf;
59 }
60
61 context->desc.mjpeg.picture_parameter.num_components = mjpeg->num_components;
62
63 #if VA_CHECK_VERSION(1, 21, 0)
64 context->desc.mjpeg.picture_parameter.crop_x = mjpeg->crop_rectangle.x;
65 context->desc.mjpeg.picture_parameter.crop_y = mjpeg->crop_rectangle.y;
66 context->desc.mjpeg.picture_parameter.crop_width = mjpeg->crop_rectangle.width;
67 context->desc.mjpeg.picture_parameter.crop_height = mjpeg->crop_rectangle.height;
68 #else
69 context->desc.mjpeg.picture_parameter.crop_x = mjpeg->va_reserved[0] & 0xffff;
70 context->desc.mjpeg.picture_parameter.crop_y = (mjpeg->va_reserved[0] >> 16) & 0xffff;
71 context->desc.mjpeg.picture_parameter.crop_width = mjpeg->va_reserved[1] & 0xffff;
72 context->desc.mjpeg.picture_parameter.crop_height = (mjpeg->va_reserved[1] >> 16) & 0xffff;
73 #endif
74
75 }
76
vlVaHandleIQMatrixBufferMJPEG(vlVaContext * context,vlVaBuffer * buf)77 void vlVaHandleIQMatrixBufferMJPEG(vlVaContext *context, vlVaBuffer *buf)
78 {
79 VAIQMatrixBufferJPEGBaseline *mjpeg = buf->data;
80
81 assert(buf->size >= sizeof(VAIQMatrixBufferJPEGBaseline) && buf->num_elements == 1);
82
83 memcpy(&context->desc.mjpeg.quantization_table.load_quantiser_table, mjpeg->load_quantiser_table, 4);
84 memcpy(&context->desc.mjpeg.quantization_table.quantiser_table, mjpeg->quantiser_table, 4 * 64);
85 }
86
vlVaHandleHuffmanTableBufferType(vlVaContext * context,vlVaBuffer * buf)87 void vlVaHandleHuffmanTableBufferType(vlVaContext *context, vlVaBuffer *buf)
88 {
89 VAHuffmanTableBufferJPEGBaseline *mjpeg = buf->data;
90 int i;
91
92 assert(buf->size >= sizeof(VASliceParameterBufferJPEGBaseline) && buf->num_elements == 1);
93
94 STATIC_ASSERT(sizeof(mjpeg->load_huffman_table) ==
95 sizeof(context->desc.mjpeg.huffman_table.load_huffman_table));
96 for (i = 0; i < 2; ++i) {
97 context->desc.mjpeg.huffman_table.load_huffman_table[i] = mjpeg->load_huffman_table[i];
98
99 memcpy(&context->desc.mjpeg.huffman_table.table[i].num_dc_codes,
100 mjpeg->huffman_table[i].num_dc_codes, 16);
101 memcpy(&context->desc.mjpeg.huffman_table.table[i].dc_values,
102 mjpeg->huffman_table[i].dc_values, 12);
103 memcpy(&context->desc.mjpeg.huffman_table.table[i].num_ac_codes,
104 mjpeg->huffman_table[i].num_ac_codes, 16);
105 memcpy(&context->desc.mjpeg.huffman_table.table[i].ac_values,
106 mjpeg->huffman_table[i].ac_values, 162);
107 memcpy(&context->desc.mjpeg.huffman_table.table[i].pad, mjpeg->huffman_table[i].pad, 2);
108 }
109 }
110
vlVaHandleSliceParameterBufferMJPEG(vlVaContext * context,vlVaBuffer * buf)111 void vlVaHandleSliceParameterBufferMJPEG(vlVaContext *context, vlVaBuffer *buf)
112 {
113 VASliceParameterBufferJPEGBaseline *mjpeg = buf->data;
114 int i;
115
116 assert(buf->size >= sizeof(VASliceParameterBufferJPEGBaseline) && buf->num_elements == 1);
117
118 context->desc.mjpeg.slice_parameter.slice_data_size = mjpeg->slice_data_size;
119 context->desc.mjpeg.slice_parameter.slice_data_offset = mjpeg->slice_data_offset;
120 context->desc.mjpeg.slice_parameter.slice_data_flag = mjpeg->slice_data_flag;
121 context->desc.mjpeg.slice_parameter.slice_horizontal_position = mjpeg->slice_horizontal_position;
122 context->desc.mjpeg.slice_parameter.slice_vertical_position = mjpeg->slice_vertical_position;
123
124 STATIC_ASSERT(sizeof(mjpeg->components) ==
125 sizeof(context->desc.mjpeg.slice_parameter.components));
126 for (i = 0; i < MIN2(mjpeg->num_components, ARRAY_SIZE(mjpeg->components)); ++i) {
127 context->desc.mjpeg.slice_parameter.components[i].component_selector =
128 mjpeg->components[i].component_selector;
129 context->desc.mjpeg.slice_parameter.components[i].dc_table_selector =
130 mjpeg->components[i].dc_table_selector;
131 context->desc.mjpeg.slice_parameter.components[i].ac_table_selector =
132 mjpeg->components[i].ac_table_selector;
133 }
134
135 context->desc.mjpeg.slice_parameter.num_components = mjpeg->num_components;
136 context->desc.mjpeg.slice_parameter.restart_interval = mjpeg->restart_interval;
137 context->desc.mjpeg.slice_parameter.num_mcus = mjpeg->num_mcus;
138 }
139
vlVaGetJpegSliceHeader(vlVaContext * context)140 void vlVaGetJpegSliceHeader(vlVaContext *context)
141 {
142 int size = 0, saved_size, len_pos, i;
143 uint16_t *bs;
144 uint8_t *p = context->mjpeg.slice_header;
145
146 /* SOI */
147 p[size++] = 0xff;
148 p[size++] = 0xd8;
149
150 /* DQT */
151 p[size++] = 0xff;
152 p[size++] = 0xdb;
153
154 len_pos = size++;
155 size++;
156
157 for (i = 0; i < 4; ++i) {
158 if (context->desc.mjpeg.quantization_table.load_quantiser_table[i] == 0)
159 continue;
160
161 p[size++] = i;
162 memcpy((p + size), &context->desc.mjpeg.quantization_table.quantiser_table[i], 64);
163 size += 64;
164 }
165
166 bs = (uint16_t*)&p[len_pos];
167 *bs = util_bswap16(size - 4);
168
169 saved_size = size;
170
171 /* DHT */
172 p[size++] = 0xff;
173 p[size++] = 0xc4;
174
175 len_pos = size++;
176 size++;
177
178 for (i = 0; i < 2; ++i) {
179 int num = 0, j;
180
181 if (context->desc.mjpeg.huffman_table.load_huffman_table[i] == 0)
182 continue;
183
184 p[size++] = 0x00 | i;
185 memcpy((p + size), &context->desc.mjpeg.huffman_table.table[i].num_dc_codes, 16);
186 size += 16;
187 for (j = 0; j < 16; ++j)
188 num += context->desc.mjpeg.huffman_table.table[i].num_dc_codes[j];
189 assert(num <= 12);
190 memcpy((p + size), &context->desc.mjpeg.huffman_table.table[i].dc_values, num);
191 size += num;
192 }
193
194 for (i = 0; i < 2; ++i) {
195 int num = 0, j;
196
197 if (context->desc.mjpeg.huffman_table.load_huffman_table[i] == 0)
198 continue;
199
200 p[size++] = 0x10 | i;
201 memcpy((p + size), &context->desc.mjpeg.huffman_table.table[i].num_ac_codes, 16);
202 size += 16;
203 for (j = 0; j < 16; ++j)
204 num += context->desc.mjpeg.huffman_table.table[i].num_ac_codes[j];
205 assert(num <= 162);
206 memcpy((p + size), &context->desc.mjpeg.huffman_table.table[i].ac_values, num);
207 size += num;
208 }
209
210 bs = (uint16_t*)&p[len_pos];
211 *bs = util_bswap16(size - saved_size - 2);
212
213 saved_size = size;
214
215 /* DRI */
216 if (context->desc.mjpeg.slice_parameter.restart_interval) {
217 p[size++] = 0xff;
218 p[size++] = 0xdd;
219 p[size++] = 0x00;
220 p[size++] = 0x04;
221 bs = (uint16_t*)&p[size++];
222 *bs = util_bswap16(context->desc.mjpeg.slice_parameter.restart_interval);
223 saved_size = ++size;
224 }
225
226 /* SOF */
227 p[size++] = 0xff;
228 p[size++] = 0xc0;
229
230 len_pos = size++;
231 size++;
232
233 p[size++] = 0x08;
234
235 bs = (uint16_t*)&p[size++];
236 *bs = util_bswap16(context->desc.mjpeg.picture_parameter.picture_height);
237 size++;
238
239 bs = (uint16_t*)&p[size++];
240 *bs = util_bswap16(context->desc.mjpeg.picture_parameter.picture_width);
241 size++;
242
243 p[size++] = context->desc.mjpeg.picture_parameter.num_components;
244
245 for (i = 0; i < context->desc.mjpeg.picture_parameter.num_components; ++i) {
246 p[size++] = context->desc.mjpeg.picture_parameter.components[i].component_id;
247 p[size++] = context->desc.mjpeg.picture_parameter.components[i].h_sampling_factor << 4 |
248 context->desc.mjpeg.picture_parameter.components[i].v_sampling_factor;
249 p[size++] = context->desc.mjpeg.picture_parameter.components[i].quantiser_table_selector;
250 }
251
252 bs = (uint16_t*)&p[len_pos];
253 *bs = util_bswap16(size - saved_size - 2);
254
255 saved_size = size;
256
257 /* SOS */
258 p[size++] = 0xff;
259 p[size++] = 0xda;
260
261 len_pos = size++;
262 size++;
263
264 p[size++] = context->desc.mjpeg.slice_parameter.num_components;
265
266 for (i = 0; i < context->desc.mjpeg.slice_parameter.num_components; ++i) {
267 p[size++] = context->desc.mjpeg.slice_parameter.components[i].component_selector;
268 p[size++] = context->desc.mjpeg.slice_parameter.components[i].dc_table_selector << 4 |
269 context->desc.mjpeg.slice_parameter.components[i].ac_table_selector;
270 }
271
272 p[size++] = 0x00;
273 p[size++] = 0x3f;
274 p[size++] = 0x00;
275
276 bs = (uint16_t*)&p[len_pos];
277 *bs = util_bswap16(size - saved_size - 2);
278
279 context->mjpeg.slice_header_size = size;
280 }
281