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video_pattern_generator: new pattern pixel_bars

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makes the bars as the default pattern, but width is set to 1 pixel
(and repeated).
This commit is contained in:
Martin Pulec
2024-09-02 13:06:37 +02:00
parent cc6b820db2
commit 0466ef87a8
1 changed files with 21 additions and 3 deletions
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24
src/utils/video_pattern_generator.cpp
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@@ -94,8 +94,8 @@ using std::uniform_int_distribution;
using std::vector;
enum class generator_depth {
bits8,
bits16
bits8, ///< RGBA
bits16 ///< RG48
};
class image_pattern {
@@ -424,6 +424,21 @@ class image_pattern_noise : public image_pattern {
}
};
class image_pattern_pixel_bars : public image_pattern
{
enum generator_depth fill(int width, int height,
unsigned char *data) override
{
auto *ptr = reinterpret_cast<uint32_t *>(data);
for (int j = 0; j < height; j += 1) {
for (int i = 0; i < width; i += 1) {
*ptr++ = rect_colors[i % COL_NUM];
}
}
return generator_depth::bits8;
}
};
class image_pattern_raw : public image_pattern {
public:
explicit image_pattern_raw(string config) {
@@ -571,6 +586,9 @@ unique_ptr<image_pattern> image_pattern::create(string const &pattern, string co
if (pattern == "noise") {
return make_unique<image_pattern_noise>();
}
if (pattern == "pixel_bars") {
return make_unique<image_pattern_pixel_bars>();
}
if (pattern == "raw") {
return make_unique<image_pattern_raw>(params);
}
@@ -760,7 +778,7 @@ video_pattern_generator_create(const char *config, int width, int height, codec_
"bars, " BLANK_USAGE
", ebu_bars, gradient[=0x<AABBGGRR>], gradient2*, "
"gray, interlaced, noise, raw=0xXX[YYZZ..], "
"smpte_bars, uv_plane[=<y_lvl>], diagonal*\n");
"smpte_bars, pixel_bars, uv_plane[=<y_lvl>], diagonal*\n");
col() << "\t\t- patterns " SBOLD("'gradient'") ", " SBOLD("'gradient2'") ", " SBOLD("'noise'") " and " SBOLD("'uv_plane'") " generate higher bit-depth patterns with";
for (codec_t c = VIDEO_CODEC_FIRST; c != VIDEO_CODEC_COUNT; c = static_cast<codec_t>(static_cast<int>(c) + 1)) {
if (get_decoder_from_to(RG48, c) != NULL && get_bits_per_component(c) > 8) {