diff options
Diffstat (limited to 'vpx/src/vpx_tpl.c')
| -rw-r--r-- | vpx/src/vpx_tpl.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/vpx/src/vpx_tpl.c b/vpx/src/vpx_tpl.c new file mode 100644 index 000000000..62c2a9c85 --- /dev/null +++ b/vpx/src/vpx_tpl.c @@ -0,0 +1,107 @@ +/* + * Copyright (c) 2023 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stdlib.h> + +#include "vpx/vpx_codec.h" +#include "vpx/vpx_tpl.h" +#include "vpx_mem/vpx_mem.h" + +#define CHECK_FPRINTF_ERROR(expr) \ + do { \ + if (expr < 0) { \ + return VPX_CODEC_ERROR; \ + } \ + } while (0) + +#define CHECK_FSCANF_ERROR(expr, expected_value) \ + do { \ + if (expr != expected_value) { \ + return VPX_CODEC_ERROR; \ + } \ + } while (0) + +vpx_codec_err_t vpx_write_tpl_gop_stats(FILE *tpl_file, + const VpxTplGopStats *tpl_gop_stats) { + int i; + if (tpl_file == NULL || tpl_gop_stats == NULL) return VPX_CODEC_INVALID_PARAM; + CHECK_FPRINTF_ERROR(fprintf(tpl_file, "%d\n", tpl_gop_stats->size)); + + for (i = 0; i < tpl_gop_stats->size; i++) { + VpxTplFrameStats frame_stats = tpl_gop_stats->frame_stats_list[i]; + const int num_blocks = frame_stats.num_blocks; + int block; + CHECK_FPRINTF_ERROR(fprintf(tpl_file, "%d %d %d\n", frame_stats.frame_width, + frame_stats.frame_height, num_blocks)); + for (block = 0; block < num_blocks; block++) { + VpxTplBlockStats block_stats = frame_stats.block_stats_list[block]; + CHECK_FPRINTF_ERROR( + fprintf(tpl_file, + "%" PRId64 " %" PRId64 " %" PRId16 " %" PRId16 " %" PRId64 + " %" PRId64 " %d\n", + block_stats.inter_cost, block_stats.intra_cost, + block_stats.mv_c, block_stats.mv_r, block_stats.recrf_dist, + block_stats.recrf_rate, block_stats.ref_frame_index)); + } + } + + return VPX_CODEC_OK; +} + +vpx_codec_err_t vpx_read_tpl_gop_stats(FILE *tpl_file, + VpxTplGopStats *tpl_gop_stats) { + int i, frame_list_size; + if (tpl_file == NULL || tpl_gop_stats == NULL) return VPX_CODEC_INVALID_PARAM; + CHECK_FSCANF_ERROR(fscanf(tpl_file, "%d\n", &frame_list_size), 1); + tpl_gop_stats->size = frame_list_size; + tpl_gop_stats->frame_stats_list = (VpxTplFrameStats *)vpx_calloc( + frame_list_size, sizeof(tpl_gop_stats->frame_stats_list[0])); + if (tpl_gop_stats->frame_stats_list == NULL) { + return VPX_CODEC_MEM_ERROR; + } + for (i = 0; i < frame_list_size; i++) { + VpxTplFrameStats *frame_stats = &tpl_gop_stats->frame_stats_list[i]; + int num_blocks, width, height, block; + CHECK_FSCANF_ERROR( + fscanf(tpl_file, "%d %d %d\n", &width, &height, &num_blocks), 3); + frame_stats->num_blocks = num_blocks; + frame_stats->frame_width = width; + frame_stats->frame_height = height; + frame_stats->block_stats_list = (VpxTplBlockStats *)vpx_calloc( + num_blocks, sizeof(frame_stats->block_stats_list[0])); + if (frame_stats->block_stats_list == NULL) { + vpx_free_tpl_gop_stats(tpl_gop_stats); + return VPX_CODEC_MEM_ERROR; + } + for (block = 0; block < num_blocks; block++) { + VpxTplBlockStats *block_stats = &frame_stats->block_stats_list[block]; + CHECK_FSCANF_ERROR( + fscanf(tpl_file, + "%" SCNd64 " %" SCNd64 " %" SCNd16 " %" SCNd16 " %" SCNd64 + " %" SCNd64 " %d\n", + &block_stats->inter_cost, &block_stats->intra_cost, + &block_stats->mv_c, &block_stats->mv_r, + &block_stats->recrf_dist, &block_stats->recrf_rate, + &block_stats->ref_frame_index), + 7); + } + } + + return VPX_CODEC_OK; +} + +void vpx_free_tpl_gop_stats(VpxTplGopStats *tpl_gop_stats) { + int frame; + if (tpl_gop_stats == NULL) return; + for (frame = 0; frame < tpl_gop_stats->size; frame++) { + vpx_free(tpl_gop_stats->frame_stats_list[frame].block_stats_list); + } + vpx_free(tpl_gop_stats->frame_stats_list); +} |