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fftools/ffprobe: add AVFilmGrainParams printing

This commit is contained in:
Niklas Haas 2024-02-27 14:41:35 +01:00
parent c2a233fe14
commit 30d6861a11
2 changed files with 119 additions and 0 deletions
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1
Changelog
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@ -31,6 +31,7 @@ version <next>:
- removed deprecated ffmpeg CLI options -psnr and -map_channel
- DVD-Video demuxer, powered by libdvdnav and libdvdread
- ffprobe -show_stream_groups option
- ffprobe (with -export_side_data film_grain) now prints film grain metadata
version 6.1:

118
fftools/ffprobe.c
View File

@ -39,6 +39,7 @@
#include "libavutil/bprint.h"
#include "libavutil/channel_layout.h"
#include "libavutil/display.h"
#include "libavutil/film_grain_params.h"
#include "libavutil/hash.h"
#include "libavutil/hdr_dynamic_metadata.h"
#include "libavutil/mastering_display_metadata.h"
@ -2376,6 +2377,120 @@ static void print_ambient_viewing_environment(WriterContext *w,
print_q("ambient_light_y", env->ambient_light_y, '/');
}
static void print_film_grain_params(WriterContext *w,
const AVFilmGrainParams *fgp)
{
AVBPrint pbuf;
if (!fgp)
return;
av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
switch (fgp->type) {
case AV_FILM_GRAIN_PARAMS_NONE:
print_str("type", "none");
break;
case AV_FILM_GRAIN_PARAMS_AV1: {
const AVFilmGrainAOMParams *aom = &fgp->codec.aom;
const int num_ar_coeffs_y = 2 * aom->ar_coeff_lag * (aom->ar_coeff_lag + 1);
const int num_ar_coeffs_uv = num_ar_coeffs_y + !!aom->num_y_points;
print_str("type", "av1");
print_fmt("seed", "%"PRIu64, fgp->seed);
print_int("chroma_scaling_from_luma", aom->chroma_scaling_from_luma);
print_int("scaling_shift", aom->scaling_shift);
print_int("ar_coeff_lag", aom->ar_coeff_lag);
print_int("ar_coeff_shift", aom->ar_coeff_shift);
print_int("grain_scale_shift", aom->grain_scale_shift);
print_int("overlap_flag", aom->overlap_flag);
print_int("limit_output_range", aom->limit_output_range);
writer_print_section_header(w, NULL, SECTION_ID_FRAME_SIDE_DATA_COMPONENT_LIST);
if (aom->num_y_points) {
writer_print_section_header(w, NULL, SECTION_ID_FRAME_SIDE_DATA_COMPONENT);
print_list_fmt("y_points_value", "%"PRIu8, aom->num_y_points, 1, aom->y_points[idx][0]);
print_list_fmt("y_points_scaling", "%"PRIu8, aom->num_y_points, 1, aom->y_points[idx][1]);
print_list_fmt("ar_coeffs_y", "%"PRId8, num_ar_coeffs_y, 1, aom->ar_coeffs_y[idx]);
// SECTION_ID_FRAME_SIDE_DATA_COMPONENT
writer_print_section_footer(w);
}
for (int uv = 0; uv < 2; uv++) {
if (!aom->num_uv_points[uv] && !aom->chroma_scaling_from_luma)
continue;
writer_print_section_header(w, NULL, SECTION_ID_FRAME_SIDE_DATA_COMPONENT);
print_list_fmt("uv_points_value", "%"PRIu8, aom->num_uv_points[uv], 1, aom->uv_points[uv][idx][0]);
print_list_fmt("uv_points_scaling", "%"PRIu8, aom->num_uv_points[uv], 1, aom->uv_points[uv][idx][1]);
print_list_fmt("ar_coeffs_uv", "%"PRId8, num_ar_coeffs_uv, 1, aom->ar_coeffs_uv[uv][idx]);
print_int("uv_mult", aom->uv_mult[uv]);
print_int("uv_mult_luma", aom->uv_mult_luma[uv]);
print_int("uv_offset", aom->uv_offset[uv]);
// SECTION_ID_FRAME_SIDE_DATA_COMPONENT
writer_print_section_footer(w);
}
// SECTION_ID_FRAME_SIDE_DATA_COMPONENT_LIST
writer_print_section_footer(w);
break;
}
case AV_FILM_GRAIN_PARAMS_H274: {
const AVFilmGrainH274Params *h274 = &fgp->codec.h274;
const char *color_range_str = av_color_range_name(h274->color_range);
const char *color_primaries_str = av_color_primaries_name(h274->color_primaries);
const char *color_trc_str = av_color_transfer_name(h274->color_trc);
const char *color_space_str = av_color_space_name(h274->color_space);
print_str("type", "h274");
print_fmt("seed", "%"PRIu64, fgp->seed);
print_int("model_id", h274->model_id);
print_str("color_range", color_range_str ? color_range_str : "unknown");
print_str("color_primaries", color_primaries_str ? color_primaries_str : "unknown");
print_str("color_trc", color_trc_str ? color_trc_str : "unknown");
print_str("color_space", color_space_str ? color_space_str : "unknown");
print_int("blending_mode_id", h274->blending_mode_id);
print_int("log2_scale_factor", h274->log2_scale_factor);
writer_print_section_header(w, NULL, SECTION_ID_FRAME_SIDE_DATA_COMPONENT_LIST);
for (int c = 0; c < 3; c++) {
if (!h274->component_model_present[c])
continue;
writer_print_section_header(w, NULL, SECTION_ID_FRAME_SIDE_DATA_COMPONENT);
print_int(c ? "bit_depth_chroma" : "bit_depth_luma", c ? h274->bit_depth_chroma : h274->bit_depth_luma);
writer_print_section_header(w, NULL, SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST);
for (int i = 0; i < h274->num_intensity_intervals[c]; i++) {
writer_print_section_header(w, NULL, SECTION_ID_FRAME_SIDE_DATA_PIECE);
print_int("intensity_interval_lower_bound", h274->intensity_interval_lower_bound[c][i]);
print_int("intensity_interval_upper_bound", h274->intensity_interval_upper_bound[c][i]);
print_list_fmt("comp_model_value", "%"PRId16, h274->num_model_values[c], 1, h274->comp_model_value[c][i][idx]);
// SECTION_ID_FRAME_SIDE_DATA_PIECE
writer_print_section_footer(w);
}
// SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST
writer_print_section_footer(w);
// SECTION_ID_FRAME_SIDE_DATA_COMPONENT
writer_print_section_footer(w);
}
// SECTION_ID_FRAME_SIDE_DATA_COMPONENT_LIST
writer_print_section_footer(w);
break;
}
}
av_bprint_finalize(&pbuf, NULL);
}
static void print_pkt_side_data(WriterContext *w,
AVCodecParameters *par,
const AVPacketSideData *sd,
@ -2749,6 +2864,9 @@ static void print_frame_side_data(WriterContext *w,
print_dynamic_hdr_vivid(w, metadata);
} else if (sd->type == AV_FRAME_DATA_AMBIENT_VIEWING_ENVIRONMENT) {
print_ambient_viewing_environment(w, (const AVAmbientViewingEnvironment *)sd->data);
} else if (sd->type == AV_FRAME_DATA_FILM_GRAIN_PARAMS) {
AVFilmGrainParams *fgp = (AVFilmGrainParams *)sd->data;
print_film_grain_params(w, fgp);
}
writer_print_section_footer(w);
}