Cross Reference: /frameworks/av/media/libstagefright/HevcUtils.cpp

Lines Matching refs:reader
140     NALBitReader reader(data, size);
142     reader.skipBits(4);
144     reader.skipBits(1);
146     reader.skipBits(1);
148     reader.skipBits(6);
150     reader.skipBits(1);
152     reader.skipBits(16);
154     if (reader.atLeastNumBitsLeft(96)) {
155         mParams.add(kGeneralProfileSpace, reader.getBits(2));
156         mParams.add(kGeneralTierFlag, reader.getBits(1));
157         mParams.add(kGeneralProfileIdc, reader.getBits(5));
158         mParams.add(kGeneralProfileCompatibilityFlags, reader.getBits(32));
161                 ((uint64_t)reader.getBits(16) << 32) | reader.getBits(32));
162         mParams.add(kGeneralLevelIdc, reader.getBits(8));
165         reader.skipBits(96);
168     return reader.overRead() ? ERROR_MALFORMED : OK;
173     NALBitReader reader(data, size);
175     reader.skipBits(4);
176     uint8_t maxSubLayersMinus1 = reader.getBitsWithFallback(3, 0);
178     reader.skipBits(1);
180     reader.skipBits(96);
185             subLayerProfilePresentFlag[i] = reader.getBitsWithFallback(1, 0);
186             subLayerLevelPresentFlag[i] = reader.getBitsWithFallback(1, 0);
189         reader.skipBits(2 * (8 - maxSubLayersMinus1));
193                 reader.skipBits(88);
197                 reader.skipBits(8);
202     skipUE(&reader);
203     uint8_t chromaFormatIdc = parseUEWithFallback(&reader, 0);
207         reader.skipBits(1);
210     skipUE(&reader);
212     skipUE(&reader);
213     if (reader.getBitsWithFallback(1, 0) /* i.e. conformance_window_flag */) {
215         skipUE(&reader);
217         skipUE(&reader);
219         skipUE(&reader);
221         skipUE(&reader);
223     mParams.add(kBitDepthLumaMinus8, parseUEWithFallback(&reader, 0));
224     mParams.add(kBitDepthChromaMinus8, parseUEWithFallback(&reader, 0));
227     size_t log2MaxPicOrderCntLsb = parseUEWithFallback(&reader, 0) + (size_t)4;
228     bool spsSubLayerOrderingInfoPresentFlag = reader.getBitsWithFallback(1, 0);
231         skipUE(&reader); // sps_max_dec_pic_buffering_minus1[i]
232         skipUE(&reader); // sps_max_num_reorder_pics[i]
233         skipUE(&reader); // sps_max_latency_increase_plus1[i]
236     skipUE(&reader); // log2_min_luma_coding_block_size_minus3
237     skipUE(&reader); // log2_diff_max_min_luma_coding_block_size
238     skipUE(&reader); // log2_min_luma_transform_block_size_minus2
239     skipUE(&reader); // log2_diff_max_min_luma_transform_block_size
240     skipUE(&reader); // max_transform_hierarchy_depth_inter
241     skipUE(&reader); // max_transform_hierarchy_depth_intra
242     if (reader.getBitsWithFallback(1, 0)) { // scaling_list_enabled_flag u(1)
244         if (reader.getBitsWithFallback(1, 0)) { // sps_scaling_list_data_present_flag
247                     if (!reader.getBitsWithFallback(1, 1)) {
249                         skipUE(&reader); // scaling_list_pred_matrix_id_delta[sizeId][matrixId]
253                             skipSE(&reader); // scaling_list_dc_coef_minus8[sizeId − 2][matrixId]
256                             skipSE(&reader); // scaling_list_delta_coef
263     reader.skipBits(1); // amp_enabled_flag
264     reader.skipBits(1); // sample_adaptive_offset_enabled_flag u(1)
265     if (reader.getBitsWithFallback(1, 0)) { // pcm_enabled_flag
266         reader.skipBits(4); // pcm_sample_bit_depth_luma_minus1
267         reader.skipBits(4); // pcm_sample_bit_depth_chroma_minus1 u(4)
268         skipUE(&reader); // log2_min_pcm_luma_coding_block_size_minus3
269         skipUE(&reader); // log2_diff_max_min_pcm_luma_coding_block_size
270         reader.skipBits(1); // pcm_loop_filter_disabled_flag
272     uint32_t numShortTermRefPicSets = parseUEWithFallback(&reader, 0);
276         if (i != 0 && reader.getBitsWithFallback(1, 0)) { // inter_ref_pic_set_prediction_flag
277             reader.skipBits(1); // delta_rps_sign
278             skipUE(&reader); // abs_delta_rps_minus1
281                 if (reader.getBitsWithFallback(1, 0) // used_by_curr_pic_flag[j]
282                         || reader.getBitsWithFallback(1, 0)) { // use_delta_flag[j]
288             uint32_t numNegativePics = parseUEWithFallback(&reader, 0);
289             uint32_t numPositivePics = parseUEWithFallback(&reader, 0);
295                 skipUE(&reader); // delta_poc_s0|1_minus1[i]
296                 reader.skipBits(1); // used_by_curr_pic_s0|1_flag[i]
300     if (reader.getBitsWithFallback(1, 0)) { // long_term_ref_pics_present_flag
301         uint32_t numLongTermRefPicSps = parseUEWithFallback(&reader, 0);
303             reader.skipBits(log2MaxPicOrderCntLsb); // lt_ref_pic_poc_lsb_sps[i]
304             reader.skipBits(1); // used_by_curr_pic_lt_sps_flag[i]
307     reader.skipBits(1); // sps_temporal_mvp_enabled_flag
308     reader.skipBits(1); // strong_intra_smoothing_enabled_flag
309     if (reader.getBitsWithFallback(1, 0)) { // vui_parameters_present_flag
310         if (reader.getBitsWithFallback(1, 0)) { // aspect_ratio_info_present_flag
311             uint32_t aspectRatioIdc = reader.getBitsWithFallback(8, 0);
313                 reader.skipBits(16); // sar_width
314                 reader.skipBits(16); // sar_height
317         if (reader.getBitsWithFallback(1, 0)) { // overscan_info_present_flag
318             reader.skipBits(1); // overscan_appropriate_flag
320         if (reader.getBitsWithFallback(1, 0)) { // video_signal_type_present_flag
321             reader.skipBits(3); // video_format
323             if (reader.getBitsGraceful(1, &videoFullRangeFlag)) {
326             if (reader.getBitsWithFallback(1, 0)) { // colour_description_present_flag
329                 if (reader.getBitsGraceful(8, &colourPrimaries)) {
332                 if (reader.getBitsGraceful(8, &transferCharacteristics)) {
339                 if (reader.getBitsGraceful(8, &matrixCoeffs)) {
347     return reader.overRead() ? ERROR_MALFORMED : OK;