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Code Issues Releases Activity

fftools/ffprobe: support 2D arrays in print_list_fmt()

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Should fix undefined behavior.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2022-11-13 08:53:40 -03:00
parent bf6c500cff
commit b119b3da1e
1 changed files with 13 additions and 11 deletions
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24
fftools/ffprobe.c
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@ -1897,12 +1897,14 @@ static void writer_register_all(void)
writer_print_string(w, k, pbuf.str, 0); \
} while (0)
#define print_list_fmt(k, f, n, ...) do { \
#define print_list_fmt(k, f, n, m, ...) do { \
av_bprint_clear(&pbuf); \
for (int idx = 0; idx < n; idx++) { \
if (idx > 0) \
av_bprint_chars(&pbuf, ' ', 1); \
av_bprintf(&pbuf, f, __VA_ARGS__); \
for (int idx2 = 0; idx2 < m; idx2++) { \
if (idx > 0 || idx2 > 0) \
av_bprint_chars(&pbuf, ' ', 1); \
av_bprintf(&pbuf, f, __VA_ARGS__); \
} \
} \
writer_print_string(w, k, pbuf.str, 0); \
} while (0)
@ -2013,7 +2015,7 @@ static void print_dovi_metadata(WriterContext *w, const AVDOVIMetadata *dovi)
const AVDOVIReshapingCurve *curve = &mapping->curves[c];
writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_COMPONENT);
print_list_fmt("pivots", "%"PRIu16, curve->num_pivots, curve->pivots[idx]);
print_list_fmt("pivots", "%"PRIu16, curve->num_pivots, 1, curve->pivots[idx]);
writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_PIECE_LIST);
for (int i = 0; i < curve->num_pivots - 1; i++) {
@ -2025,7 +2027,7 @@ static void print_dovi_metadata(WriterContext *w, const AVDOVIMetadata *dovi)
print_str("mapping_idc_name", "polynomial");
print_int("poly_order", curve->poly_order[i]);
print_list_fmt("poly_coef", "%"PRIi64,
curve->poly_order[i] + 1,
curve->poly_order[i] + 1, 1,
curve->poly_coef[i][idx]);
break;
case AV_DOVI_MAPPING_MMR:
@ -2033,8 +2035,8 @@ static void print_dovi_metadata(WriterContext *w, const AVDOVIMetadata *dovi)
print_int("mmr_order", curve->mmr_order[i]);
print_int("mmr_constant", curve->mmr_constant[i]);
print_list_fmt("mmr_coef", "%"PRIi64,
curve->mmr_order[i] * 7,
curve->mmr_coef[i][0][idx]);
curve->mmr_order[i], 7,
curve->mmr_coef[i][idx][idx2]);
break;
default:
print_str("mapping_idc_name", "unknown");
@ -2072,15 +2074,15 @@ static void print_dovi_metadata(WriterContext *w, const AVDOVIMetadata *dovi)
print_int("dm_metadata_id", color->dm_metadata_id);
print_int("scene_refresh_flag", color->scene_refresh_flag);
print_list_fmt("ycc_to_rgb_matrix", "%d/%d",
FF_ARRAY_ELEMS(color->ycc_to_rgb_matrix),
FF_ARRAY_ELEMS(color->ycc_to_rgb_matrix), 1,
color->ycc_to_rgb_matrix[idx].num,
color->ycc_to_rgb_matrix[idx].den);
print_list_fmt("ycc_to_rgb_offset", "%d/%d",
FF_ARRAY_ELEMS(color->ycc_to_rgb_offset),
FF_ARRAY_ELEMS(color->ycc_to_rgb_offset), 1,
color->ycc_to_rgb_offset[idx].num,
color->ycc_to_rgb_offset[idx].den);
print_list_fmt("rgb_to_lms_matrix", "%d/%d",
FF_ARRAY_ELEMS(color->rgb_to_lms_matrix),
FF_ARRAY_ELEMS(color->rgb_to_lms_matrix), 1,
color->rgb_to_lms_matrix[idx].num,
color->rgb_to_lms_matrix[idx].den);
print_int("signal_eotf", color->signal_eotf);