| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * This file is part of FFmpeg. | ||
| 3 | * | ||
| 4 | * FFmpeg is free software; you can redistribute it and/or | ||
| 5 | * modify it under the terms of the GNU Lesser General Public | ||
| 6 | * License as published by the Free Software Foundation; either | ||
| 7 | * version 2.1 of the License, or (at your option) any later version. | ||
| 8 | * | ||
| 9 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 12 | * Lesser General Public License for more details. | ||
| 13 | * | ||
| 14 | * You should have received a copy of the GNU Lesser General Public | ||
| 15 | * License along with FFmpeg; if not, write to the Free Software | ||
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 17 | */ | ||
| 18 | |||
| 19 | ✗ | static int FUNC(update_segmentation)(CodedBitstreamContext *ctx, | |
| 20 | CBSVP8BoolCodingRW *bool_coding_rw, | ||
| 21 | VP8RawFrameHeader *current) | ||
| 22 | { | ||
| 23 | ✗ | bc_f(1, update_segment_map); | |
| 24 | ✗ | bc_f(1, update_segment_feature_data); | |
| 25 | |||
| 26 | ✗ | if (current->update_segment_feature_data) { | |
| 27 | ✗ | bc_f(1, segment_feature_mode); | |
| 28 | // quantizer | ||
| 29 | ✗ | for (int i = 0; i < 4; i++) { | |
| 30 | ✗ | bc_b(segment_qp_update[i]); | |
| 31 | ✗ | if (current->segment_qp_update[i]) | |
| 32 | ✗ | bc_ss(7, segment_qp[i], 1, i); | |
| 33 | } | ||
| 34 | // loop filter | ||
| 35 | ✗ | for (int i = 0; i < 4; i++) { | |
| 36 | ✗ | bc_b(segment_loop_filter_level_update[i]); | |
| 37 | ✗ | if (current->segment_loop_filter_level_update[i]) | |
| 38 | ✗ | bc_ss(6, segment_loop_filter_level[i], 1, i); | |
| 39 | } | ||
| 40 | } | ||
| 41 | |||
| 42 | ✗ | if (current->update_segment_map) { | |
| 43 | ✗ | for (int i = 0; i < 3; i++) { | |
| 44 | ✗ | bc_b(segment_probs_update[i]); | |
| 45 | ✗ | if (current->segment_probs_update[i]) | |
| 46 | ✗ | bc_fs(8, segment_probs[i], 1, i); | |
| 47 | } | ||
| 48 | } | ||
| 49 | |||
| 50 | ✗ | return 0; | |
| 51 | } | ||
| 52 | |||
| 53 | ✗ | static int FUNC(mode_ref_lf_deltas)(CodedBitstreamContext *ctx, | |
| 54 | CBSVP8BoolCodingRW *bool_coding_rw, | ||
| 55 | VP8RawFrameHeader *current) | ||
| 56 | { | ||
| 57 | ✗ | bc_f(1, mode_ref_lf_delta_enable); | |
| 58 | ✗ | if (current->mode_ref_lf_delta_enable) { | |
| 59 | ✗ | bc_b(mode_ref_lf_delta_update); | |
| 60 | ✗ | if (current->mode_ref_lf_delta_update) { | |
| 61 | // ref_lf_deltas | ||
| 62 | ✗ | for (int i = 0; i < 4; i++) { | |
| 63 | ✗ | bc_b(ref_lf_deltas_update[i]); | |
| 64 | ✗ | if (current->ref_lf_deltas_update[i]) | |
| 65 | ✗ | bc_ss(6, ref_lf_deltas[i], 1, i); | |
| 66 | } | ||
| 67 | // mode_lf_deltas | ||
| 68 | ✗ | for (int i = 0; i < 4; i++) { | |
| 69 | ✗ | bc_b(mode_lf_deltas_update[i]); | |
| 70 | ✗ | if (current->mode_lf_deltas_update[i]) | |
| 71 | ✗ | bc_ss(6, mode_lf_deltas[i], 1, i); | |
| 72 | } | ||
| 73 | } | ||
| 74 | } | ||
| 75 | |||
| 76 | ✗ | return 0; | |
| 77 | } | ||
| 78 | |||
| 79 | ✗ | static int FUNC(quantization_params)(CodedBitstreamContext *ctx, | |
| 80 | CBSVP8BoolCodingRW *bool_coding_rw, | ||
| 81 | VP8RawFrameHeader *current) | ||
| 82 | { | ||
| 83 | ✗ | bc_f(7, base_qindex); | |
| 84 | |||
| 85 | ✗ | bc_b(y1dc_delta_q_present); | |
| 86 | ✗ | if (current->y1dc_delta_q_present) | |
| 87 | ✗ | bc_s(4, y1dc_delta_q); | |
| 88 | |||
| 89 | ✗ | bc_b(y2dc_delta_q_present); | |
| 90 | ✗ | if (current->y2dc_delta_q_present) | |
| 91 | ✗ | bc_s(4, y2dc_delta_q); | |
| 92 | |||
| 93 | ✗ | bc_b(y2ac_delta_q_present); | |
| 94 | ✗ | if (current->y2ac_delta_q_present) | |
| 95 | ✗ | bc_s(4, y2ac_delta_q); | |
| 96 | |||
| 97 | ✗ | bc_b(uvdc_delta_q_present); | |
| 98 | ✗ | if (current->uvdc_delta_q_present) | |
| 99 | ✗ | bc_s(4, uvdc_delta_q); | |
| 100 | |||
| 101 | ✗ | bc_b(uvac_delta_q_present); | |
| 102 | ✗ | if (current->uvac_delta_q_present) | |
| 103 | ✗ | bc_s(4, uvac_delta_q); | |
| 104 | |||
| 105 | ✗ | return 0; | |
| 106 | } | ||
| 107 | |||
| 108 | ✗ | static int FUNC(update_token_probs)(CodedBitstreamContext *ctx, | |
| 109 | CBSVP8BoolCodingRW *bool_coding_rw, | ||
| 110 | VP8RawFrameHeader *current) | ||
| 111 | { | ||
| 112 | ✗ | for (int i = 0; i < 4; ++i) { | |
| 113 | ✗ | for (int j = 0; j < 8; ++j) { | |
| 114 | ✗ | for (int k = 0; k < 3; ++k) { | |
| 115 | ✗ | for (int l = 0; l < 11; ++l) { | |
| 116 | ✗ | bc_b_prob(ff_vp8_token_update_probs[i][j][k][l], | |
| 117 | coeff_prob_update[i][j][k][l]); | ||
| 118 | ✗ | if (current->coeff_prob_update[i][j][k][l]) | |
| 119 | ✗ | bc_fs(8, coeff_prob[i][j][k][l], 4, i, j, k, l); | |
| 120 | } | ||
| 121 | } | ||
| 122 | } | ||
| 123 | } | ||
| 124 | |||
| 125 | ✗ | return 0; | |
| 126 | } | ||
| 127 | |||
| 128 | ✗ | static int FUNC(update_mv_probs)(CodedBitstreamContext *ctx, | |
| 129 | CBSVP8BoolCodingRW *bool_coding_rw, | ||
| 130 | VP8RawFrameHeader *current) | ||
| 131 | { | ||
| 132 | ✗ | for (int i = 0; i < 2; ++i) { | |
| 133 | ✗ | for (int j = 0; j < 19; ++j) { | |
| 134 | ✗ | bc_b(mv_prob_update[i][j]); | |
| 135 | ✗ | if (current->mv_prob_update[i][j]) | |
| 136 | ✗ | bc_fs(7, mv_prob[i][j], 2, i, j); | |
| 137 | } | ||
| 138 | } | ||
| 139 | |||
| 140 | ✗ | return 0; | |
| 141 | } | ||
| 142 | |||
| 143 | ✗ | static int FUNC(frame_tag)(CodedBitstreamContext *ctx, RWContext *rw, | |
| 144 | VP8RawFrameHeader *current) | ||
| 145 | { | ||
| 146 | ✗ | f(1, frame_type); | |
| 147 | ✗ | f(3, profile); | |
| 148 | ✗ | f(1, show_frame); | |
| 149 | ✗ | f(19, first_partition_length_in_bytes); | |
| 150 | |||
| 151 | ✗ | if (current->frame_type == VP8_KEY_FRAME) { | |
| 152 | ✗ | fixed(8, start_code_0, VP8_START_CODE_0); | |
| 153 | ✗ | fixed(8, start_code_1, VP8_START_CODE_1); | |
| 154 | ✗ | fixed(8, start_code_2, VP8_START_CODE_2); | |
| 155 | |||
| 156 | ✗ | f(14, width); | |
| 157 | ✗ | f(2, horizontal_scale); | |
| 158 | ✗ | f(14, height); | |
| 159 | ✗ | f(2, vertical_scale); | |
| 160 | } | ||
| 161 | |||
| 162 | ✗ | return 0; | |
| 163 | } | ||
| 164 | |||
| 165 | ✗ | static int FUNC(frame_header)(CodedBitstreamContext *ctx, | |
| 166 | CBSVP8BoolCodingRW *bool_coding_rw, | ||
| 167 | VP8RawFrameHeader *current) | ||
| 168 | { | ||
| 169 | ✗ | if (current->frame_type == VP8_KEY_FRAME) { | |
| 170 | ✗ | bc_f(1, color_space); | |
| 171 | ✗ | bc_f(1, clamping_type); | |
| 172 | } | ||
| 173 | |||
| 174 | ✗ | bc_f(1, segmentation_enable); | |
| 175 | ✗ | if (current->segmentation_enable) | |
| 176 | ✗ | CHECK(FUNC(update_segmentation)(ctx, bool_coding_rw, current)); | |
| 177 | |||
| 178 | ✗ | bc_f(1, loop_filter_type); | |
| 179 | ✗ | bc_f(6, loop_filter_level); | |
| 180 | ✗ | bc_f(3, loop_filter_sharpness); | |
| 181 | |||
| 182 | ✗ | CHECK(FUNC(mode_ref_lf_deltas)(ctx, bool_coding_rw, current)); | |
| 183 | |||
| 184 | ✗ | bc_f(2, log2_token_partitions); | |
| 185 | |||
| 186 | ✗ | CHECK(FUNC(quantization_params)(ctx, bool_coding_rw, current)); | |
| 187 | |||
| 188 | ✗ | if (current->frame_type != VP8_KEY_FRAME) { | |
| 189 | ✗ | bc_f(1, refresh_golden_frame); | |
| 190 | ✗ | bc_f(1, refresh_alternate_frame); | |
| 191 | ✗ | if (!current->refresh_golden_frame) | |
| 192 | ✗ | bc_f(2, copy_buffer_to_golden); | |
| 193 | ✗ | if (!current->refresh_alternate_frame) | |
| 194 | ✗ | bc_f(2, copy_buffer_to_alternate); | |
| 195 | ✗ | bc_f(1, ref_frame_sign_bias_golden); | |
| 196 | ✗ | bc_f(1, ref_frame_sign_bias_alternate); | |
| 197 | } | ||
| 198 | ✗ | bc_f(1, refresh_entropy_probs); | |
| 199 | ✗ | if (current->frame_type != VP8_KEY_FRAME) | |
| 200 | ✗ | bc_f(1, refresh_last_frame); | |
| 201 | |||
| 202 | ✗ | CHECK(FUNC(update_token_probs)(ctx, bool_coding_rw, current)); | |
| 203 | |||
| 204 | ✗ | bc_f(1, mb_no_skip_coeff); | |
| 205 | ✗ | if (current->mb_no_skip_coeff) | |
| 206 | ✗ | bc_f(8, prob_skip_false); | |
| 207 | |||
| 208 | ✗ | if (current->frame_type != VP8_KEY_FRAME) { | |
| 209 | ✗ | bc_f(8, prob_intra); | |
| 210 | ✗ | bc_f(8, prob_last); | |
| 211 | ✗ | bc_f(8, prob_golden); | |
| 212 | |||
| 213 | // intra_16x16_prob | ||
| 214 | ✗ | bc_b(intra_16x16_prob_update); | |
| 215 | ✗ | if (current->intra_16x16_prob_update) | |
| 216 | ✗ | for (int i = 0; i < 4; i++) | |
| 217 | ✗ | bc_fs(8, intra_16x16_prob[i], 1, i); | |
| 218 | |||
| 219 | // intra_chroma_prob | ||
| 220 | ✗ | bc_b(intra_chrome_prob_update); | |
| 221 | ✗ | if (current->intra_chrome_prob_update) | |
| 222 | ✗ | for (int i = 0; i < 3; i++) | |
| 223 | ✗ | bc_fs(8, intra_chrome_prob[i], 1, i); | |
| 224 | |||
| 225 | ✗ | CHECK(FUNC(update_mv_probs)(ctx, bool_coding_rw, current)); | |
| 226 | } | ||
| 227 | |||
| 228 | ✗ | return 0; | |
| 229 | } | ||
| 230 | |||
| 231 | ✗ | static int FUNC(uncompressed_header)(CodedBitstreamContext *ctx, RWContext *rw, | |
| 232 | VP8RawFrame *current) | ||
| 233 | { | ||
| 234 | ✗ | HEADER("Frame"); | |
| 235 | |||
| 236 | ✗ | CHECK(FUNC(frame_tag)(ctx, rw, ¤t->header)); | |
| 237 | |||
| 238 | ✗ | return 0; | |
| 239 | } | ||
| 240 | |||
| 241 | ✗ | static int FUNC(compressed_header)(CodedBitstreamContext *ctx, | |
| 242 | CBSVP8BoolCodingRW *bool_coding_rw, | ||
| 243 | VP8RawFrame *current) | ||
| 244 | { | ||
| 245 | ✗ | CHECK(FUNC(frame_header)(ctx, bool_coding_rw, ¤t->header)); | |
| 246 | |||
| 247 | ✗ | return 0; | |
| 248 | } | ||
| 249 |