?? rdwtblock.c
字號:
if (QccVIDMotionVectorsDecode(motion_vector_horizontal, motion_vector_vertical, NULL, subpixel_accuracy, input_buffer)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccVIDMotionVectorsDecode()"); goto Error; } current_frame->num_levels = num_levels; if (QccMatrixZero(current_frame->matrix, num_rows, num_cols)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccMatrixZero()"); goto Error; } if (QccSPIHTDecodeHeader(input_buffer, &num_levels, &num_rows, &num_cols, &image_mean, &max_coefficient_bits, &arithmetic_coded)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccSPIHTDecodeHeader()"); goto Error; } if (QccSPIHTDecode2(input_buffer, current_frame, NULL, max_coefficient_bits, start_position + target_bit_cnt, arithmetic_coded)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame):Error calling QccSPIHTDecode2()"); goto Error; } if (QccBitBufferFlush(input_buffer)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame):Error calling QccBitBufferFlush()"); goto Error; } if (!intraframe) if (QccVIDRDWTBlockInverseMotionCompensation(reference_frame_phases, current_frame, motion_vector_horizontal, motion_vector_vertical, blocksize, subpixel_accuracy)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccVIDRDWTBlockInverseMotionCompensation()"); goto Error; } if (QccWAVSubbandPyramidInverseDWT(current_frame, wavelet)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccWAVSubbandPyramidInverseDWT()"); return(1); } if (intraframe) if (QccWAVSubbandPyramidAddMean(current_frame, image_mean)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccWAVSubbandPyramidAddMean()"); return(1); } if (QccWAVWaveletRedundantDWT2D(current_frame->matrix, reconstructed_frame_rdwt, num_rows, num_cols, num_levels, wavelet)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccWAVWaveletRedundantDWT2D()"); goto Error; } if (QccVIDRDWTBlockCreateReferenceFrame(reconstructed_frame_rdwt, reference_frame_rdwt, num_rows, num_cols, reference_num_rows, reference_num_cols, num_levels, subpixel_accuracy, filter1, filter2, filter3)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccVIDRDWTBlockCreateReferenceFrame()"); goto Error; } if (QccVIDRDWTBlockExtractPhases(reference_frame_rdwt, reference_frame_phases, num_rows, num_cols, reference_num_rows, reference_num_cols, num_levels, subpixel_accuracy, wavelet)) { QccErrorAddMessage("(QccVIDRDWTBlockDecodeFrame): Error calling QccVIDRDWTBlockExtractPhases()"); goto Error; } return_value = 0; goto Return; Error: return_value = 1; Return: return(return_value);}int QccVIDRDWTBlockEncode(QccIMGImageSequence *image_sequence, const QccFilter *filter1, const QccFilter *filter2, const QccFilter *filter3, int subpixel_accuracy, QccBitBuffer *output_buffer, int blocksize, int num_levels, int target_bit_cnt, const QccWAVWavelet *wavelet, const QccString mv_filename, int read_motion_vectors, int quiet){ int return_value; QccWAVSubbandPyramid current_frame; QccMatrix *reconstructed_frame_rdwt = NULL; QccMatrix *reference_frame_rdwt = NULL; QccWAVSubbandPyramid ****reference_frame_phases = NULL; QccIMGImageComponent motion_vector_horizontal; QccIMGImageComponent motion_vector_vertical; QccVIDMotionVectorsTable mvd_table; int frame = 0; int num_subbands; int num_rows, num_cols; int reference_num_rows, reference_num_cols; QccBitBuffer input_buffer; QccVIDRDWTBlockStatistics statistics; QccBitBufferInitialize(&input_buffer); QccWAVSubbandPyramidInitialize(¤t_frame); QccIMGImageComponentInitialize(&motion_vector_horizontal); QccIMGImageComponentInitialize(&motion_vector_vertical); QccVIDMotionVectorsTableInitialize(&mvd_table); num_subbands = QccWAVSubbandPyramidNumLevelsToNumSubbands(num_levels); if (QccIMGImageSequenceStartRead(image_sequence)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccIMGImageSequenceStartRead()"); goto Error; } if (QccIMGImageGetSize(&image_sequence->current_frame, &num_rows, &num_cols)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccIMGImageGetSize()"); goto Error; } if ((num_rows % blocksize) || (num_cols % blocksize)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Image size is not an integer multiple of block size"); goto Error; } if (blocksize < (1 << num_levels)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Block size is too small for specified number of levels"); goto Error; } current_frame.num_rows = num_rows; current_frame.num_cols = num_cols; current_frame.num_levels = 0; current_frame.matrix = image_sequence->current_frame.Y.image; motion_vector_horizontal.num_rows = num_rows / blocksize; motion_vector_horizontal.num_cols = num_cols / blocksize; if (QccIMGImageComponentAlloc(&motion_vector_horizontal)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccIMGImageComponentAlloc()"); goto Error; } motion_vector_vertical.num_rows = num_rows / blocksize; motion_vector_vertical.num_cols = num_cols / blocksize; if (QccIMGImageComponentAlloc(&motion_vector_vertical)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccIMGImageComponentAlloc()"); goto Error; } if (QccVIDMotionEstimationCalcReferenceFrameSize(num_rows, num_cols, &reference_num_rows, &reference_num_cols, subpixel_accuracy)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccVIDMotionEstimationCalcReferenceFrameSize()"); goto Error; } if ((reconstructed_frame_rdwt = QccWAVWaveletRedundantDWT2DAlloc(num_rows, num_cols, num_levels)) == NULL) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccWAVWaveletRedundantDWT2DAlloc()"); goto Error; } if ((reference_frame_rdwt = QccWAVWaveletRedundantDWT2DAlloc(reference_num_rows, reference_num_cols, num_levels)) == NULL) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccWAVWaveletRedundantDWT2DAlloc()"); goto Error; } if ((reference_frame_phases = QccVIDRDWTBlockRDWTPhasesAlloc(num_levels, num_rows, num_cols, subpixel_accuracy)) == NULL) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccVIDRDWTBlockRDWTPhasesAlloc()"); goto Error; } QccStringCopy(input_buffer.filename, output_buffer->filename); input_buffer.type = QCCBITBUFFER_INPUT; if (QccBitBufferStart(&input_buffer)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccBitBufferStart()"); goto Error; } if (QccVIDRDWTBlockEncodeHeader(output_buffer, num_rows, num_cols, image_sequence->start_frame_num, image_sequence->end_frame_num, blocksize, num_levels, target_bit_cnt)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccVIDRDWTBlockEncodeHeader()"); goto Error; } if (QccVIDRDWTBlockDecodeHeader(&input_buffer, NULL, NULL, NULL, NULL, NULL, NULL, NULL)) { QccErrorAddMessage("(QccVIDRDWTBlockEncodeFrame): Error calling QccVIDRDWTBlockDecodeHeader()"); goto Error; } if (QccVIDMotionVectorsTableCreate(&mvd_table)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccVIDMotionVectorsTableCreate()"); goto Error; } if (!quiet) { printf("===========================================================\n"); printf("\n"); printf(" RDWT Block -- encoding sequence:\n %s\n to\n %s\n\n", image_sequence->filename, output_buffer->filename); printf(" Frame size: %d x %d\n", num_cols, num_rows); printf(" Start frame: %d\n", image_sequence->start_frame_num); printf(" End frame: %d\n\n", image_sequence->end_frame_num); printf("===========================================================\n"); printf("\n"); } if (!quiet) printf(" Frame: %d\n", image_sequence->start_frame_num); if (QccVIDRDWTBlockEncodeFrame(¤t_frame, reconstructed_frame_rdwt, reference_frame_rdwt, reference_frame_phases, blocksize, num_levels, subpixel_accuracy, wavelet, output_buffer, &input_buffer, &mvd_table, NULL, NULL, 0, target_bit_cnt, &statistics, filter1, filter2, filter3)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccVIDRDWTBlockEncodeFrame()"); goto Error; } if (!quiet) QccVIDRDWTBlockPrintStatistics(&statistics); for (frame = image_sequence->start_frame_num + 1; frame <= image_sequence->end_frame_num; frame++) { if (!quiet) printf(" Frame: %d\n", frame); if (QccIMGImageSequenceIncrementFrameNum(image_sequence)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccIMGImageSequenceIncrementFrameNum()"); goto Error; } if (QccIMGImageSequenceReadFrame(image_sequence)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccIMGImageSequenceReadFrame()"); goto Error; } if ((mv_filename != NULL) && read_motion_vectors) if (QccVIDMotionVectorsReadFile(&motion_vector_horizontal, &motion_vector_vertical, mv_filename, frame)) { QccErrorAddMessage("(QccVIDRDWTBlockEncode): Error calling QccVIDMotionVectorsReadFile()"); goto Error; } if (QccVIDRDWTBlockEncodeFrame(¤t_frame, reconstructed_frame_rdwt, reference_frame_rdwt, reference_frame_phases, blocksize, ?? 快捷鍵說明
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