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https://gitee.com/openharmony/third_party_ffmpeg
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avfilter/vsrc_testsrc: add pal75bars and pal100bars video filter sources
Generates color bar test patterns based on EBU PAL recommendations. Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Tobias Rapp <t.rapp@noa-archive.com>
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Tobias Rapp
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eb28b5ec8a
@ -7,6 +7,7 @@ version <next>:
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- amplify filter
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- fftdnoiz filter
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- aderivative and aintegral audio filters
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- pal75bars and pal100bars video filter sources
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version 4.0:
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@ -17825,13 +17825,15 @@ ffplay -f lavfi life=s=300x200:mold=10:r=60:ratio=0.1:death_color=#C83232:life_c
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@anchor{color}
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@anchor{haldclutsrc}
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@anchor{nullsrc}
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@anchor{pal75bars}
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@anchor{pal100bars}
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@anchor{rgbtestsrc}
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@anchor{smptebars}
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@anchor{smptehdbars}
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@anchor{testsrc}
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@anchor{testsrc2}
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@anchor{yuvtestsrc}
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@section allrgb, allyuv, color, haldclutsrc, nullsrc, rgbtestsrc, smptebars, smptehdbars, testsrc, testsrc2, yuvtestsrc
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@section allrgb, allyuv, color, haldclutsrc, nullsrc, pal75bars, pal100bars, rgbtestsrc, smptebars, smptehdbars, testsrc, testsrc2, yuvtestsrc
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The @code{allrgb} source returns frames of size 4096x4096 of all rgb colors.
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@ -17846,6 +17848,12 @@ The @code{nullsrc} source returns unprocessed video frames. It is
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mainly useful to be employed in analysis / debugging tools, or as the
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source for filters which ignore the input data.
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The @code{pal75bars} source generates a color bars pattern, based on
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EBU PAL recommendations with 75% color levels.
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The @code{pal100bars} source generates a color bars pattern, based on
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EBU PAL recommendations with 100% color levels.
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The @code{rgbtestsrc} source generates an RGB test pattern useful for
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detecting RGB vs BGR issues. You should see a red, green and blue
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stripe from top to bottom.
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@ -390,6 +390,8 @@ OBJS-$(CONFIG_MANDELBROT_FILTER) += vsrc_mandelbrot.o
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OBJS-$(CONFIG_MPTESTSRC_FILTER) += vsrc_mptestsrc.o
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OBJS-$(CONFIG_NULLSRC_FILTER) += vsrc_testsrc.o
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OBJS-$(CONFIG_OPENCLSRC_FILTER) += vf_program_opencl.o opencl.o
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OBJS-$(CONFIG_PAL75BARS_FILTER) += vsrc_testsrc.o
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OBJS-$(CONFIG_PAL100BARS_FILTER) += vsrc_testsrc.o
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OBJS-$(CONFIG_RGBTESTSRC_FILTER) += vsrc_testsrc.o
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OBJS-$(CONFIG_SMPTEBARS_FILTER) += vsrc_testsrc.o
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OBJS-$(CONFIG_SMPTEHDBARS_FILTER) += vsrc_testsrc.o
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@ -380,6 +380,8 @@ extern AVFilter ff_vsrc_mandelbrot;
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extern AVFilter ff_vsrc_mptestsrc;
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extern AVFilter ff_vsrc_nullsrc;
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extern AVFilter ff_vsrc_openclsrc;
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extern AVFilter ff_vsrc_pal75bars;
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extern AVFilter ff_vsrc_pal100bars;
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extern AVFilter ff_vsrc_rgbtestsrc;
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extern AVFilter ff_vsrc_smptebars;
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extern AVFilter ff_vsrc_smptehdbars;
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@ -30,7 +30,7 @@
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#include "libavutil/version.h"
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#define LIBAVFILTER_VERSION_MAJOR 7
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#define LIBAVFILTER_VERSION_MINOR 23
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#define LIBAVFILTER_VERSION_MINOR 24
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#define LIBAVFILTER_VERSION_MICRO 100
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#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
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@ -1252,7 +1252,7 @@ AVFilter ff_vsrc_yuvtestsrc = {
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#endif /* CONFIG_YUVTESTSRC_FILTER */
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#if CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER
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#if CONFIG_PAL75_FILTER || CONFIG_PAL100_FILTER || CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER
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static const uint8_t rainbow[7][4] = {
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{ 180, 128, 128, 255 }, /* 75% white */
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@ -1264,6 +1264,16 @@ static const uint8_t rainbow[7][4] = {
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{ 35, 212, 114, 255 }, /* 75% blue */
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};
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static const uint8_t rainbow100[7][4] = {
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{ 235, 128, 128, 255 }, /* 100% white */
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{ 210, 16, 146, 255 }, /* 100% yellow */
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{ 170, 166, 16, 255 }, /* 100% cyan */
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{ 145, 54, 34, 255 }, /* 100% green */
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{ 106, 202, 222, 255 }, /* 100% magenta */
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{ 81, 90, 240, 255 }, /* 100% red */
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{ 41, 240, 110, 255 }, /* 100% blue */
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};
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static const uint8_t rainbowhd[7][4] = {
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{ 180, 128, 128, 255 }, /* 75% white */
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{ 168, 44, 136, 255 }, /* 75% yellow */
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@ -1371,6 +1381,100 @@ static const AVFilterPad smptebars_outputs[] = {
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{ NULL }
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};
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#if CONFIG_PAL75BARS_FILTER
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#define pal75bars_options options
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AVFILTER_DEFINE_CLASS(pal75bars);
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static void pal75bars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
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{
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TestSourceContext *test = ctx->priv;
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int r_w, i, x = 0;
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const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
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picref->color_range = AVCOL_RANGE_MPEG;
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picref->colorspace = AVCOL_SPC_BT470BG;
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r_w = FFALIGN((test->w + 7) / 8, 1 << pixdesc->log2_chroma_w);
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draw_bar(test, white, x, 0, r_w, test->h, picref);
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x += r_w;
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for (i = 1; i < 7; i++) {
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draw_bar(test, rainbow[i], x, 0, r_w, test->h, picref);
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x += r_w;
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}
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draw_bar(test, black0, x, 0, r_w, test->h, picref);
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}
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static av_cold int pal75bars_init(AVFilterContext *ctx)
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{
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TestSourceContext *test = ctx->priv;
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test->fill_picture_fn = pal75bars_fill_picture;
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test->draw_once = 1;
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return init(ctx);
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}
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AVFilter ff_vsrc_pal75bars = {
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.name = "pal75bars",
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.description = NULL_IF_CONFIG_SMALL("Generate PAL 75% color bars."),
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.priv_size = sizeof(TestSourceContext),
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.priv_class = &pal75bars_class,
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.init = pal75bars_init,
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.uninit = uninit,
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.query_formats = smptebars_query_formats,
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.inputs = NULL,
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.outputs = smptebars_outputs,
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};
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#endif /* CONFIG_PAL75BARS_FILTER */
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#if CONFIG_PAL100BARS_FILTER
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#define pal100bars_options options
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AVFILTER_DEFINE_CLASS(pal100bars);
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static void pal100bars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
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{
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TestSourceContext *test = ctx->priv;
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int r_w, i, x = 0;
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const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
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picref->color_range = AVCOL_RANGE_MPEG;
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picref->colorspace = AVCOL_SPC_BT470BG;
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r_w = FFALIGN((test->w + 7) / 8, 1 << pixdesc->log2_chroma_w);
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for (i = 0; i < 7; i++) {
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draw_bar(test, rainbow100[i], x, 0, r_w, test->h, picref);
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x += r_w;
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}
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draw_bar(test, black0, x, 0, r_w, test->h, picref);
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}
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static av_cold int pal100bars_init(AVFilterContext *ctx)
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{
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TestSourceContext *test = ctx->priv;
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test->fill_picture_fn = pal100bars_fill_picture;
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test->draw_once = 1;
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return init(ctx);
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}
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AVFilter ff_vsrc_pal100bars = {
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.name = "pal100bars",
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.description = NULL_IF_CONFIG_SMALL("Generate PAL 100% color bars."),
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.priv_size = sizeof(TestSourceContext),
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.priv_class = &pal100bars_class,
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.init = pal100bars_init,
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.uninit = uninit,
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.query_formats = smptebars_query_formats,
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.inputs = NULL,
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.outputs = smptebars_outputs,
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};
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#endif /* CONFIG_PAL100BARS_FILTER */
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#if CONFIG_SMPTEBARS_FILTER
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#define smptebars_options options
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@ -89,6 +89,12 @@ fate-filter-allrgb: CMD = framecrc -lavfi allrgb=rate=5:duration=1 -pix_fmt rgb2
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FATE_FILTER-$(call ALLYES, LAVFI_INDEV ALLYUV_FILTER) += fate-filter-allyuv
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fate-filter-allyuv: CMD = framecrc -lavfi allyuv=rate=5:duration=1 -pix_fmt yuv444p
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FATE_FILTER-$(call ALLYES, LAVFI_INDEV PAL75BARS_FILTER) += fate-filter-pal75bars
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fate-filter-pal75bars: CMD = framecrc -lavfi pal75bars=rate=5:duration=1 -pix_fmt yuv420p
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FATE_FILTER-$(call ALLYES, LAVFI_INDEV PAL100BARS_FILTER) += fate-filter-pal100bars
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fate-filter-pal100bars: CMD = framecrc -lavfi pal100bars=rate=5:duration=1 -pix_fmt yuv420p
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FATE_FILTER-$(call ALLYES, LAVFI_INDEV RGBTESTSRC_FILTER) += fate-filter-rgbtestsrc
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fate-filter-rgbtestsrc: CMD = framecrc -lavfi rgbtestsrc=rate=5:duration=1 -pix_fmt rgb24
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10
tests/ref/fate/filter-pal100bars
Normal file
10
tests/ref/fate/filter-pal100bars
Normal file
@ -0,0 +1,10 @@
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#tb 0: 1/5
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#media_type 0: video
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#codec_id 0: rawvideo
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#dimensions 0: 320x240
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#sar 0: 1/1
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0, 0, 0, 1, 115200, 0x97a31f02
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0, 1, 1, 1, 115200, 0x97a31f02
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0, 2, 2, 1, 115200, 0x97a31f02
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0, 3, 3, 1, 115200, 0x97a31f02
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0, 4, 4, 1, 115200, 0x97a31f02
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10
tests/ref/fate/filter-pal75bars
Normal file
10
tests/ref/fate/filter-pal75bars
Normal file
@ -0,0 +1,10 @@
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#tb 0: 1/5
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#media_type 0: video
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#codec_id 0: rawvideo
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#dimensions 0: 320x240
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#sar 0: 1/1
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0, 0, 0, 1, 115200, 0xa131179a
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0, 1, 1, 1, 115200, 0xa131179a
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0, 2, 2, 1, 115200, 0xa131179a
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0, 3, 3, 1, 115200, 0xa131179a
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0, 4, 4, 1, 115200, 0xa131179a
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