| 1 | /* |
| 2 | * Apple Intermediate Codec decoder |
| 3 | * |
| 4 | * Copyright (c) 2013 Konstantin Shishkov |
| 5 | * |
| 6 | * This file is part of FFmpeg. |
| 7 | * |
| 8 | * FFmpeg is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU Lesser General Public |
| 10 | * License as published by the Free Software Foundation; either |
| 11 | * version 2.1 of the License, or (at your option) any later version. |
| 12 | * |
| 13 | * FFmpeg is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * Lesser General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Lesser General Public |
| 19 | * License along with FFmpeg; if not, write to the Free Software |
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 21 | */ |
| 22 | |
| 23 | #include <inttypes.h> |
| 24 | |
| 25 | #include "avcodec.h" |
| 26 | #include "bytestream.h" |
| 27 | #include "internal.h" |
| 28 | #include "get_bits.h" |
| 29 | #include "golomb.h" |
| 30 | #include "idctdsp.h" |
| 31 | #include "unary.h" |
| 32 | |
| 33 | #define AIC_HDR_SIZE 24 |
| 34 | #define AIC_BAND_COEFFS (64 + 32 + 192 + 96) |
| 35 | |
| 36 | enum AICBands { |
| 37 | COEFF_LUMA = 0, |
| 38 | COEFF_CHROMA, |
| 39 | COEFF_LUMA_EXT, |
| 40 | COEFF_CHROMA_EXT, |
| 41 | NUM_BANDS |
| 42 | }; |
| 43 | |
| 44 | static const int aic_num_band_coeffs[NUM_BANDS] = { 64, 32, 192, 96 }; |
| 45 | |
| 46 | static const int aic_band_off[NUM_BANDS] = { 0, 64, 96, 288 }; |
| 47 | |
| 48 | static const uint8_t aic_quant_matrix[64] = { |
| 49 | 8, 16, 19, 22, 22, 26, 26, 27, |
| 50 | 16, 16, 22, 22, 26, 27, 27, 29, |
| 51 | 19, 22, 26, 26, 27, 29, 29, 35, |
| 52 | 22, 24, 27, 27, 29, 32, 34, 38, |
| 53 | 26, 27, 29, 29, 32, 35, 38, 46, |
| 54 | 27, 29, 34, 34, 35, 40, 46, 56, |
| 55 | 29, 34, 34, 37, 40, 48, 56, 69, |
| 56 | 34, 37, 38, 40, 48, 58, 69, 83, |
| 57 | }; |
| 58 | |
| 59 | static const uint8_t aic_y_scan[64] = { |
| 60 | 0, 4, 1, 2, 5, 8, 12, 9, |
| 61 | 6, 3, 7, 10, 13, 14, 11, 15, |
| 62 | 47, 43, 46, 45, 42, 39, 35, 38, |
| 63 | 41, 44, 40, 37, 34, 33, 36, 32, |
| 64 | 16, 20, 17, 18, 21, 24, 28, 25, |
| 65 | 22, 19, 23, 26, 29, 30, 27, 31, |
| 66 | 63, 59, 62, 61, 58, 55, 51, 54, |
| 67 | 57, 60, 56, 53, 50, 49, 52, 48, |
| 68 | }; |
| 69 | |
| 70 | static const uint8_t aic_y_ext_scan[192] = { |
| 71 | 64, 72, 65, 66, 73, 80, 88, 81, |
| 72 | 74, 67, 75, 82, 89, 90, 83, 91, |
| 73 | 0, 4, 1, 2, 5, 8, 12, 9, |
| 74 | 6, 3, 7, 10, 13, 14, 11, 15, |
| 75 | 16, 20, 17, 18, 21, 24, 28, 25, |
| 76 | 22, 19, 23, 26, 29, 30, 27, 31, |
| 77 | 155, 147, 154, 153, 146, 139, 131, 138, |
| 78 | 145, 152, 144, 137, 130, 129, 136, 128, |
| 79 | 47, 43, 46, 45, 42, 39, 35, 38, |
| 80 | 41, 44, 40, 37, 34, 33, 36, 32, |
| 81 | 63, 59, 62, 61, 58, 55, 51, 54, |
| 82 | 57, 60, 56, 53, 50, 49, 52, 48, |
| 83 | 96, 104, 97, 98, 105, 112, 120, 113, |
| 84 | 106, 99, 107, 114, 121, 122, 115, 123, |
| 85 | 68, 76, 69, 70, 77, 84, 92, 85, |
| 86 | 78, 71, 79, 86, 93, 94, 87, 95, |
| 87 | 100, 108, 101, 102, 109, 116, 124, 117, |
| 88 | 110, 103, 111, 118, 125, 126, 119, 127, |
| 89 | 187, 179, 186, 185, 178, 171, 163, 170, |
| 90 | 177, 184, 176, 169, 162, 161, 168, 160, |
| 91 | 159, 151, 158, 157, 150, 143, 135, 142, |
| 92 | 149, 156, 148, 141, 134, 133, 140, 132, |
| 93 | 191, 183, 190, 189, 182, 175, 167, 174, |
| 94 | 181, 188, 180, 173, 166, 165, 172, 164, |
| 95 | }; |
| 96 | |
| 97 | static const uint8_t aic_c_scan[64] = { |
| 98 | 0, 4, 1, 2, 5, 8, 12, 9, |
| 99 | 6, 3, 7, 10, 13, 14, 11, 15, |
| 100 | 31, 27, 30, 29, 26, 23, 19, 22, |
| 101 | 25, 28, 24, 21, 18, 17, 20, 16, |
| 102 | 32, 36, 33, 34, 37, 40, 44, 41, |
| 103 | 38, 35, 39, 42, 45, 46, 43, 47, |
| 104 | 63, 59, 62, 61, 58, 55, 51, 54, |
| 105 | 57, 60, 56, 53, 50, 49, 52, 48, |
| 106 | }; |
| 107 | |
| 108 | static const uint8_t aic_c_ext_scan[192] = { |
| 109 | 16, 24, 17, 18, 25, 32, 40, 33, |
| 110 | 26, 19, 27, 34, 41, 42, 35, 43, |
| 111 | 0, 4, 1, 2, 5, 8, 12, 9, |
| 112 | 6, 3, 7, 10, 13, 14, 11, 15, |
| 113 | 20, 28, 21, 22, 29, 36, 44, 37, |
| 114 | 30, 23, 31, 38, 45, 46, 39, 47, |
| 115 | 95, 87, 94, 93, 86, 79, 71, 78, |
| 116 | 85, 92, 84, 77, 70, 69, 76, 68, |
| 117 | 63, 59, 62, 61, 58, 55, 51, 54, |
| 118 | 57, 60, 56, 53, 50, 49, 52, 48, |
| 119 | 91, 83, 90, 89, 82, 75, 67, 74, |
| 120 | 81, 88, 80, 73, 66, 65, 72, 64, |
| 121 | 112, 120, 113, 114, 121, 128, 136, 129, |
| 122 | 122, 115, 123, 130, 137, 138, 131, 139, |
| 123 | 96, 100, 97, 98, 101, 104, 108, 105, |
| 124 | 102, 99, 103, 106, 109, 110, 107, 111, |
| 125 | 116, 124, 117, 118, 125, 132, 140, 133, |
| 126 | 126, 119, 127, 134, 141, 142, 135, 143, |
| 127 | 191, 183, 190, 189, 182, 175, 167, 174, |
| 128 | 181, 188, 180, 173, 166, 165, 172, 164, |
| 129 | 159, 155, 158, 157, 154, 151, 147, 150, |
| 130 | 153, 156, 152, 149, 146, 145, 148, 144, |
| 131 | 187, 179, 186, 185, 178, 171, 163, 170, |
| 132 | 177, 184, 176, 169, 162, 161, 168, 160, |
| 133 | }; |
| 134 | |
| 135 | static const uint8_t * const aic_scan[NUM_BANDS] = { |
| 136 | aic_y_scan, aic_c_scan, aic_y_ext_scan, aic_c_ext_scan |
| 137 | }; |
| 138 | |
| 139 | typedef struct AICContext { |
| 140 | AVCodecContext *avctx; |
| 141 | AVFrame *frame; |
| 142 | IDCTDSPContext idsp; |
| 143 | ScanTable scantable; |
| 144 | |
| 145 | int num_x_slices; |
| 146 | int slice_width; |
| 147 | int mb_width, mb_height; |
| 148 | int quant; |
| 149 | int interlaced; |
| 150 | |
| 151 | int16_t *slice_data; |
| 152 | int16_t *data_ptr[NUM_BANDS]; |
| 153 | |
| 154 | DECLARE_ALIGNED(16, int16_t, block)[64]; |
| 155 | DECLARE_ALIGNED(16, uint8_t, quant_matrix)[64]; |
| 156 | } AICContext; |
| 157 | |
| 158 | static int aic_decode_header(AICContext *ctx, const uint8_t *src, int size) |
| 159 | { |
| 160 | uint32_t frame_size; |
| 161 | int width, height; |
| 162 | |
| 163 | if (src[0] != 1) { |
| 164 | av_log(ctx->avctx, AV_LOG_ERROR, "Invalid version %d\n", src[0]); |
| 165 | return AVERROR_INVALIDDATA; |
| 166 | } |
| 167 | if (src[1] != AIC_HDR_SIZE - 2) { |
| 168 | av_log(ctx->avctx, AV_LOG_ERROR, "Invalid header size %d\n", src[1]); |
| 169 | return AVERROR_INVALIDDATA; |
| 170 | } |
| 171 | frame_size = AV_RB32(src + 2); |
| 172 | width = AV_RB16(src + 6); |
| 173 | height = AV_RB16(src + 8); |
| 174 | if (frame_size > size) { |
| 175 | av_log(ctx->avctx, AV_LOG_ERROR, "Frame size should be %"PRIu32" got %d\n", |
| 176 | frame_size, size); |
| 177 | return AVERROR_INVALIDDATA; |
| 178 | } |
| 179 | if (width != ctx->avctx->width || height != ctx->avctx->height) { |
| 180 | av_log(ctx->avctx, AV_LOG_ERROR, |
| 181 | "Picture dimension changed: old: %d x %d, new: %d x %d\n", |
| 182 | ctx->avctx->width, ctx->avctx->height, width, height); |
| 183 | return AVERROR_INVALIDDATA; |
| 184 | } |
| 185 | ctx->quant = src[15]; |
| 186 | ctx->interlaced = ((src[16] >> 4) == 3); |
| 187 | |
| 188 | return 0; |
| 189 | } |
| 190 | |
| 191 | #define GET_CODE(val, type, add_bits) \ |
| 192 | do { \ |
| 193 | if (type) \ |
| 194 | val = get_ue_golomb(gb); \ |
| 195 | else \ |
| 196 | val = get_unary(gb, 1, 31); \ |
| 197 | if (add_bits) \ |
| 198 | val = (val << add_bits) + get_bits(gb, add_bits); \ |
| 199 | } while (0) |
| 200 | |
| 201 | static int aic_decode_coeffs(GetBitContext *gb, int16_t *dst, |
| 202 | int band, int slice_width, int force_chroma) |
| 203 | { |
| 204 | int has_skips, coeff_type, coeff_bits, skip_type, skip_bits; |
| 205 | const int num_coeffs = aic_num_band_coeffs[band]; |
| 206 | const uint8_t *scan = aic_scan[band | force_chroma]; |
| 207 | int mb, idx; |
| 208 | unsigned val; |
| 209 | |
| 210 | has_skips = get_bits1(gb); |
| 211 | coeff_type = get_bits1(gb); |
| 212 | coeff_bits = get_bits(gb, 3); |
| 213 | |
| 214 | if (has_skips) { |
| 215 | skip_type = get_bits1(gb); |
| 216 | skip_bits = get_bits(gb, 3); |
| 217 | |
| 218 | for (mb = 0; mb < slice_width; mb++) { |
| 219 | idx = -1; |
| 220 | do { |
| 221 | GET_CODE(val, skip_type, skip_bits); |
| 222 | if (val >= 0x10000) |
| 223 | return AVERROR_INVALIDDATA; |
| 224 | idx += val + 1; |
| 225 | if (idx >= num_coeffs) |
| 226 | break; |
| 227 | GET_CODE(val, coeff_type, coeff_bits); |
| 228 | val++; |
| 229 | if (val >= 0x10000) |
| 230 | return AVERROR_INVALIDDATA; |
| 231 | dst[scan[idx]] = val; |
| 232 | } while (idx < num_coeffs - 1); |
| 233 | dst += num_coeffs; |
| 234 | } |
| 235 | } else { |
| 236 | for (mb = 0; mb < slice_width; mb++) { |
| 237 | for (idx = 0; idx < num_coeffs; idx++) { |
| 238 | GET_CODE(val, coeff_type, coeff_bits); |
| 239 | if (val >= 0x10000) |
| 240 | return AVERROR_INVALIDDATA; |
| 241 | dst[scan[idx]] = val; |
| 242 | } |
| 243 | dst += num_coeffs; |
| 244 | } |
| 245 | } |
| 246 | return 0; |
| 247 | } |
| 248 | |
| 249 | static void recombine_block(int16_t *dst, const uint8_t *scan, |
| 250 | int16_t **base, int16_t **ext) |
| 251 | { |
| 252 | int i, j; |
| 253 | |
| 254 | for (i = 0; i < 4; i++) { |
| 255 | for (j = 0; j < 4; j++) |
| 256 | dst[scan[i * 8 + j]] = (*base)[j]; |
| 257 | for (j = 0; j < 4; j++) |
| 258 | dst[scan[i * 8 + j + 4]] = (*ext)[j]; |
| 259 | *base += 4; |
| 260 | *ext += 4; |
| 261 | } |
| 262 | for (; i < 8; i++) { |
| 263 | for (j = 0; j < 8; j++) |
| 264 | dst[scan[i * 8 + j]] = (*ext)[j]; |
| 265 | *ext += 8; |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | static void recombine_block_il(int16_t *dst, const uint8_t *scan, |
| 270 | int16_t **base, int16_t **ext, |
| 271 | int block_no) |
| 272 | { |
| 273 | int i, j; |
| 274 | |
| 275 | if (block_no < 2) { |
| 276 | for (i = 0; i < 8; i++) { |
| 277 | for (j = 0; j < 4; j++) |
| 278 | dst[scan[i * 8 + j]] = (*base)[j]; |
| 279 | for (j = 0; j < 4; j++) |
| 280 | dst[scan[i * 8 + j + 4]] = (*ext)[j]; |
| 281 | *base += 4; |
| 282 | *ext += 4; |
| 283 | } |
| 284 | } else { |
| 285 | for (i = 0; i < 64; i++) |
| 286 | dst[scan[i]] = (*ext)[i]; |
| 287 | *ext += 64; |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | static void unquant_block(int16_t *block, int q, uint8_t *quant_matrix) |
| 292 | { |
| 293 | int i; |
| 294 | |
| 295 | for (i = 0; i < 64; i++) { |
| 296 | int val = (uint16_t)block[i]; |
| 297 | int sign = val & 1; |
| 298 | |
| 299 | block[i] = (((val >> 1) ^ -sign) * q * quant_matrix[i] >> 4) |
| 300 | + sign; |
| 301 | } |
| 302 | } |
| 303 | |
| 304 | static int aic_decode_slice(AICContext *ctx, int mb_x, int mb_y, |
| 305 | const uint8_t *src, int src_size) |
| 306 | { |
| 307 | GetBitContext gb; |
| 308 | int ret, i, mb, blk; |
| 309 | int slice_width = FFMIN(ctx->slice_width, ctx->mb_width - mb_x); |
| 310 | uint8_t *Y, *C[2]; |
| 311 | uint8_t *dst; |
| 312 | int16_t *base_y = ctx->data_ptr[COEFF_LUMA]; |
| 313 | int16_t *base_c = ctx->data_ptr[COEFF_CHROMA]; |
| 314 | int16_t *ext_y = ctx->data_ptr[COEFF_LUMA_EXT]; |
| 315 | int16_t *ext_c = ctx->data_ptr[COEFF_CHROMA_EXT]; |
| 316 | const int ystride = ctx->frame->linesize[0]; |
| 317 | |
| 318 | Y = ctx->frame->data[0] + mb_x * 16 + mb_y * 16 * ystride; |
| 319 | for (i = 0; i < 2; i++) |
| 320 | C[i] = ctx->frame->data[i + 1] + mb_x * 8 |
| 321 | + mb_y * 8 * ctx->frame->linesize[i + 1]; |
| 322 | init_get_bits(&gb, src, src_size * 8); |
| 323 | |
| 324 | memset(ctx->slice_data, 0, |
| 325 | sizeof(*ctx->slice_data) * slice_width * AIC_BAND_COEFFS); |
| 326 | for (i = 0; i < NUM_BANDS; i++) |
| 327 | if ((ret = aic_decode_coeffs(&gb, ctx->data_ptr[i], |
| 328 | i, slice_width, |
| 329 | !ctx->interlaced)) < 0) |
| 330 | return ret; |
| 331 | |
| 332 | for (mb = 0; mb < slice_width; mb++) { |
| 333 | for (blk = 0; blk < 4; blk++) { |
| 334 | if (!ctx->interlaced) |
| 335 | recombine_block(ctx->block, ctx->scantable.permutated, |
| 336 | &base_y, &ext_y); |
| 337 | else |
| 338 | recombine_block_il(ctx->block, ctx->scantable.permutated, |
| 339 | &base_y, &ext_y, blk); |
| 340 | unquant_block(ctx->block, ctx->quant, ctx->quant_matrix); |
| 341 | ctx->idsp.idct(ctx->block); |
| 342 | |
| 343 | if (!ctx->interlaced) { |
| 344 | dst = Y + (blk >> 1) * 8 * ystride + (blk & 1) * 8; |
| 345 | ctx->idsp.put_signed_pixels_clamped(ctx->block, dst, ystride); |
| 346 | } else { |
| 347 | dst = Y + (blk & 1) * 8 + (blk >> 1) * ystride; |
| 348 | ctx->idsp.put_signed_pixels_clamped(ctx->block, dst, |
| 349 | ystride * 2); |
| 350 | } |
| 351 | } |
| 352 | Y += 16; |
| 353 | |
| 354 | for (blk = 0; blk < 2; blk++) { |
| 355 | recombine_block(ctx->block, ctx->scantable.permutated, |
| 356 | &base_c, &ext_c); |
| 357 | unquant_block(ctx->block, ctx->quant, ctx->quant_matrix); |
| 358 | ctx->idsp.idct(ctx->block); |
| 359 | ctx->idsp.put_signed_pixels_clamped(ctx->block, C[blk], |
| 360 | ctx->frame->linesize[blk + 1]); |
| 361 | C[blk] += 8; |
| 362 | } |
| 363 | } |
| 364 | |
| 365 | return 0; |
| 366 | } |
| 367 | |
| 368 | static int aic_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, |
| 369 | AVPacket *avpkt) |
| 370 | { |
| 371 | AICContext *ctx = avctx->priv_data; |
| 372 | const uint8_t *buf = avpkt->data; |
| 373 | int buf_size = avpkt->size; |
| 374 | GetByteContext gb; |
| 375 | uint32_t off; |
| 376 | int x, y, ret; |
| 377 | int slice_size; |
| 378 | |
| 379 | ctx->frame = data; |
| 380 | ctx->frame->pict_type = AV_PICTURE_TYPE_I; |
| 381 | ctx->frame->key_frame = 1; |
| 382 | |
| 383 | off = FFALIGN(AIC_HDR_SIZE + ctx->num_x_slices * ctx->mb_height * 2, 4); |
| 384 | |
| 385 | if (buf_size < off) { |
| 386 | av_log(avctx, AV_LOG_ERROR, "Too small frame\n"); |
| 387 | return AVERROR_INVALIDDATA; |
| 388 | } |
| 389 | |
| 390 | if ((ret = aic_decode_header(ctx, buf, buf_size)) < 0) |
| 391 | return ret; |
| 392 | |
| 393 | if ((ret = ff_get_buffer(avctx, ctx->frame, 0)) < 0) |
| 394 | return ret; |
| 395 | |
| 396 | bytestream2_init(&gb, buf + AIC_HDR_SIZE, |
| 397 | ctx->num_x_slices * ctx->mb_height * 2); |
| 398 | |
| 399 | for (y = 0; y < ctx->mb_height; y++) { |
| 400 | for (x = 0; x < ctx->mb_width; x += ctx->slice_width) { |
| 401 | slice_size = bytestream2_get_le16(&gb) * 4; |
| 402 | if (slice_size + off > buf_size || !slice_size) { |
| 403 | av_log(avctx, AV_LOG_ERROR, "Incorrect slice size\n"); |
| 404 | return AVERROR_INVALIDDATA; |
| 405 | } |
| 406 | |
| 407 | if ((ret = aic_decode_slice(ctx, x, y, |
| 408 | buf + off, slice_size)) < 0) |
| 409 | return ret; |
| 410 | |
| 411 | off += slice_size; |
| 412 | } |
| 413 | } |
| 414 | |
| 415 | *got_frame = 1; |
| 416 | |
| 417 | return avpkt->size; |
| 418 | } |
| 419 | |
| 420 | static av_cold int aic_decode_init(AVCodecContext *avctx) |
| 421 | { |
| 422 | AICContext *ctx = avctx->priv_data; |
| 423 | int i; |
| 424 | uint8_t scan[64]; |
| 425 | |
| 426 | ctx->avctx = avctx; |
| 427 | |
| 428 | avctx->pix_fmt = AV_PIX_FMT_YUV420P; |
| 429 | |
| 430 | ff_idctdsp_init(&ctx->idsp, avctx); |
| 431 | |
| 432 | for (i = 0; i < 64; i++) |
| 433 | scan[i] = i; |
| 434 | ff_init_scantable(ctx->idsp.idct_permutation, &ctx->scantable, scan); |
| 435 | for (i = 0; i < 64; i++) |
| 436 | ctx->quant_matrix[ctx->idsp.idct_permutation[i]] = aic_quant_matrix[i]; |
| 437 | |
| 438 | ctx->mb_width = FFALIGN(avctx->width, 16) >> 4; |
| 439 | ctx->mb_height = FFALIGN(avctx->height, 16) >> 4; |
| 440 | |
| 441 | ctx->num_x_slices = 16; |
| 442 | ctx->slice_width = ctx->mb_width / 16; |
| 443 | for (i = 1; i < 32; i++) { |
| 444 | if (!(ctx->mb_width % i) && (ctx->mb_width / i < 32)) { |
| 445 | ctx->slice_width = ctx->mb_width / i; |
| 446 | ctx->num_x_slices = i; |
| 447 | break; |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | ctx->slice_data = av_malloc(ctx->slice_width * AIC_BAND_COEFFS |
| 452 | * sizeof(*ctx->slice_data)); |
| 453 | if (!ctx->slice_data) { |
| 454 | av_log(avctx, AV_LOG_ERROR, "Error allocating slice buffer\n"); |
| 455 | |
| 456 | return AVERROR(ENOMEM); |
| 457 | } |
| 458 | |
| 459 | for (i = 0; i < NUM_BANDS; i++) |
| 460 | ctx->data_ptr[i] = ctx->slice_data + ctx->slice_width |
| 461 | * aic_band_off[i]; |
| 462 | |
| 463 | return 0; |
| 464 | } |
| 465 | |
| 466 | static av_cold int aic_decode_close(AVCodecContext *avctx) |
| 467 | { |
| 468 | AICContext *ctx = avctx->priv_data; |
| 469 | |
| 470 | av_freep(&ctx->slice_data); |
| 471 | |
| 472 | return 0; |
| 473 | } |
| 474 | |
| 475 | AVCodec ff_aic_decoder = { |
| 476 | .name = "aic", |
| 477 | .long_name = NULL_IF_CONFIG_SMALL("Apple Intermediate Codec"), |
| 478 | .type = AVMEDIA_TYPE_VIDEO, |
| 479 | .id = AV_CODEC_ID_AIC, |
| 480 | .priv_data_size = sizeof(AICContext), |
| 481 | .init = aic_decode_init, |
| 482 | .close = aic_decode_close, |
| 483 | .decode = aic_decode_frame, |
| 484 | .capabilities = CODEC_CAP_DR1, |
| 485 | }; |