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