[FFmpeg-cvslog] avfilter/vsrc_testsrc: add pal75bars and pal100bars video filter sources
Tobias Rapp
git at videolan.org
Fri May 18 16:43:41 EEST 2018
ffmpeg | branch: master | Tobias Rapp <t.rapp at noa-archive.com> | Tue May 8 11:43:50 2018 +0200| [eb28b5ec8a21d1ac0d3752f81a187e20eb012016] | committer: Tobias Rapp
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 at gmail.com>
Signed-off-by: Tobias Rapp <t.rapp at noa-archive.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=eb28b5ec8a21d1ac0d3752f81a187e20eb012016
---
Changelog | 1 +
doc/filters.texi | 10 +++-
libavfilter/Makefile | 2 +
libavfilter/allfilters.c | 2 +
libavfilter/version.h | 2 +-
libavfilter/vsrc_testsrc.c | 106 ++++++++++++++++++++++++++++++++++++++-
tests/fate/filter-video.mak | 6 +++
tests/ref/fate/filter-pal100bars | 10 ++++
tests/ref/fate/filter-pal75bars | 10 ++++
9 files changed, 146 insertions(+), 3 deletions(-)
diff --git a/Changelog b/Changelog
index c9f1200e13..562fbc49e8 100644
--- a/Changelog
+++ b/Changelog
@@ -7,6 +7,7 @@ version <next>:
- amplify filter
- fftdnoiz filter
- aderivative and aintegral audio filters
+- pal75bars and pal100bars video filter sources
version 4.0:
diff --git a/doc/filters.texi b/doc/filters.texi
index 7646efb918..cf15186164 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -17825,13 +17825,15 @@ ffplay -f lavfi life=s=300x200:mold=10:r=60:ratio=0.1:death_color=#C83232:life_c
@anchor{color}
@anchor{haldclutsrc}
@anchor{nullsrc}
+ at anchor{pal75bars}
+ at anchor{pal100bars}
@anchor{rgbtestsrc}
@anchor{smptebars}
@anchor{smptehdbars}
@anchor{testsrc}
@anchor{testsrc2}
@anchor{yuvtestsrc}
- at section allrgb, allyuv, color, haldclutsrc, nullsrc, rgbtestsrc, smptebars, smptehdbars, testsrc, testsrc2, yuvtestsrc
+ at section allrgb, allyuv, color, haldclutsrc, nullsrc, pal75bars, pal100bars, rgbtestsrc, smptebars, smptehdbars, testsrc, testsrc2, yuvtestsrc
The @code{allrgb} source returns frames of size 4096x4096 of all rgb colors.
@@ -17846,6 +17848,12 @@ The @code{nullsrc} source returns unprocessed video frames. It is
mainly useful to be employed in analysis / debugging tools, or as the
source for filters which ignore the input data.
+The @code{pal75bars} source generates a color bars pattern, based on
+EBU PAL recommendations with 75% color levels.
+
+The @code{pal100bars} source generates a color bars pattern, based on
+EBU PAL recommendations with 100% color levels.
+
The @code{rgbtestsrc} source generates an RGB test pattern useful for
detecting RGB vs BGR issues. You should see a red, green and blue
stripe from top to bottom.
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index f83a2b30ee..c68ef05fdc 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -390,6 +390,8 @@ OBJS-$(CONFIG_MANDELBROT_FILTER) += vsrc_mandelbrot.o
OBJS-$(CONFIG_MPTESTSRC_FILTER) += vsrc_mptestsrc.o
OBJS-$(CONFIG_NULLSRC_FILTER) += vsrc_testsrc.o
OBJS-$(CONFIG_OPENCLSRC_FILTER) += vf_program_opencl.o opencl.o
+OBJS-$(CONFIG_PAL75BARS_FILTER) += vsrc_testsrc.o
+OBJS-$(CONFIG_PAL100BARS_FILTER) += vsrc_testsrc.o
OBJS-$(CONFIG_RGBTESTSRC_FILTER) += vsrc_testsrc.o
OBJS-$(CONFIG_SMPTEBARS_FILTER) += vsrc_testsrc.o
OBJS-$(CONFIG_SMPTEHDBARS_FILTER) += vsrc_testsrc.o
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 099c19157b..b44093d21b 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -380,6 +380,8 @@ extern AVFilter ff_vsrc_mandelbrot;
extern AVFilter ff_vsrc_mptestsrc;
extern AVFilter ff_vsrc_nullsrc;
extern AVFilter ff_vsrc_openclsrc;
+extern AVFilter ff_vsrc_pal75bars;
+extern AVFilter ff_vsrc_pal100bars;
extern AVFilter ff_vsrc_rgbtestsrc;
extern AVFilter ff_vsrc_smptebars;
extern AVFilter ff_vsrc_smptehdbars;
diff --git a/libavfilter/version.h b/libavfilter/version.h
index b1c73be8e2..c32afce3e9 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -30,7 +30,7 @@
#include "libavutil/version.h"
#define LIBAVFILTER_VERSION_MAJOR 7
-#define LIBAVFILTER_VERSION_MINOR 23
+#define LIBAVFILTER_VERSION_MINOR 24
#define LIBAVFILTER_VERSION_MICRO 100
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
diff --git a/libavfilter/vsrc_testsrc.c b/libavfilter/vsrc_testsrc.c
index a790974d14..8d76ae9271 100644
--- a/libavfilter/vsrc_testsrc.c
+++ b/libavfilter/vsrc_testsrc.c
@@ -1252,7 +1252,7 @@ AVFilter ff_vsrc_yuvtestsrc = {
#endif /* CONFIG_YUVTESTSRC_FILTER */
-#if CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER
+#if CONFIG_PAL75_FILTER || CONFIG_PAL100_FILTER || CONFIG_SMPTEBARS_FILTER || CONFIG_SMPTEHDBARS_FILTER
static const uint8_t rainbow[7][4] = {
{ 180, 128, 128, 255 }, /* 75% white */
@@ -1264,6 +1264,16 @@ static const uint8_t rainbow[7][4] = {
{ 35, 212, 114, 255 }, /* 75% blue */
};
+static const uint8_t rainbow100[7][4] = {
+ { 235, 128, 128, 255 }, /* 100% white */
+ { 210, 16, 146, 255 }, /* 100% yellow */
+ { 170, 166, 16, 255 }, /* 100% cyan */
+ { 145, 54, 34, 255 }, /* 100% green */
+ { 106, 202, 222, 255 }, /* 100% magenta */
+ { 81, 90, 240, 255 }, /* 100% red */
+ { 41, 240, 110, 255 }, /* 100% blue */
+};
+
static const uint8_t rainbowhd[7][4] = {
{ 180, 128, 128, 255 }, /* 75% white */
{ 168, 44, 136, 255 }, /* 75% yellow */
@@ -1371,6 +1381,100 @@ static const AVFilterPad smptebars_outputs[] = {
{ NULL }
};
+#if CONFIG_PAL75BARS_FILTER
+
+#define pal75bars_options options
+AVFILTER_DEFINE_CLASS(pal75bars);
+
+static void pal75bars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
+{
+ TestSourceContext *test = ctx->priv;
+ int r_w, i, x = 0;
+ const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
+
+ picref->color_range = AVCOL_RANGE_MPEG;
+ picref->colorspace = AVCOL_SPC_BT470BG;
+
+ r_w = FFALIGN((test->w + 7) / 8, 1 << pixdesc->log2_chroma_w);
+
+ draw_bar(test, white, x, 0, r_w, test->h, picref);
+ x += r_w;
+ for (i = 1; i < 7; i++) {
+ draw_bar(test, rainbow[i], x, 0, r_w, test->h, picref);
+ x += r_w;
+ }
+ draw_bar(test, black0, x, 0, r_w, test->h, picref);
+}
+
+static av_cold int pal75bars_init(AVFilterContext *ctx)
+{
+ TestSourceContext *test = ctx->priv;
+
+ test->fill_picture_fn = pal75bars_fill_picture;
+ test->draw_once = 1;
+ return init(ctx);
+}
+
+AVFilter ff_vsrc_pal75bars = {
+ .name = "pal75bars",
+ .description = NULL_IF_CONFIG_SMALL("Generate PAL 75% color bars."),
+ .priv_size = sizeof(TestSourceContext),
+ .priv_class = &pal75bars_class,
+ .init = pal75bars_init,
+ .uninit = uninit,
+ .query_formats = smptebars_query_formats,
+ .inputs = NULL,
+ .outputs = smptebars_outputs,
+};
+
+#endif /* CONFIG_PAL75BARS_FILTER */
+
+#if CONFIG_PAL100BARS_FILTER
+
+#define pal100bars_options options
+AVFILTER_DEFINE_CLASS(pal100bars);
+
+static void pal100bars_fill_picture(AVFilterContext *ctx, AVFrame *picref)
+{
+ TestSourceContext *test = ctx->priv;
+ int r_w, i, x = 0;
+ const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(picref->format);
+
+ picref->color_range = AVCOL_RANGE_MPEG;
+ picref->colorspace = AVCOL_SPC_BT470BG;
+
+ r_w = FFALIGN((test->w + 7) / 8, 1 << pixdesc->log2_chroma_w);
+
+ for (i = 0; i < 7; i++) {
+ draw_bar(test, rainbow100[i], x, 0, r_w, test->h, picref);
+ x += r_w;
+ }
+ draw_bar(test, black0, x, 0, r_w, test->h, picref);
+}
+
+static av_cold int pal100bars_init(AVFilterContext *ctx)
+{
+ TestSourceContext *test = ctx->priv;
+
+ test->fill_picture_fn = pal100bars_fill_picture;
+ test->draw_once = 1;
+ return init(ctx);
+}
+
+AVFilter ff_vsrc_pal100bars = {
+ .name = "pal100bars",
+ .description = NULL_IF_CONFIG_SMALL("Generate PAL 100% color bars."),
+ .priv_size = sizeof(TestSourceContext),
+ .priv_class = &pal100bars_class,
+ .init = pal100bars_init,
+ .uninit = uninit,
+ .query_formats = smptebars_query_formats,
+ .inputs = NULL,
+ .outputs = smptebars_outputs,
+};
+
+#endif /* CONFIG_PAL100BARS_FILTER */
+
#if CONFIG_SMPTEBARS_FILTER
#define smptebars_options options
diff --git a/tests/fate/filter-video.mak b/tests/fate/filter-video.mak
index f2ab2636e7..edd51e1515 100644
--- a/tests/fate/filter-video.mak
+++ b/tests/fate/filter-video.mak
@@ -89,6 +89,12 @@ fate-filter-allrgb: CMD = framecrc -lavfi allrgb=rate=5:duration=1 -pix_fmt rgb2
FATE_FILTER-$(call ALLYES, LAVFI_INDEV ALLYUV_FILTER) += fate-filter-allyuv
fate-filter-allyuv: CMD = framecrc -lavfi allyuv=rate=5:duration=1 -pix_fmt yuv444p
+FATE_FILTER-$(call ALLYES, LAVFI_INDEV PAL75BARS_FILTER) += fate-filter-pal75bars
+fate-filter-pal75bars: CMD = framecrc -lavfi pal75bars=rate=5:duration=1 -pix_fmt yuv420p
+
+FATE_FILTER-$(call ALLYES, LAVFI_INDEV PAL100BARS_FILTER) += fate-filter-pal100bars
+fate-filter-pal100bars: CMD = framecrc -lavfi pal100bars=rate=5:duration=1 -pix_fmt yuv420p
+
FATE_FILTER-$(call ALLYES, LAVFI_INDEV RGBTESTSRC_FILTER) += fate-filter-rgbtestsrc
fate-filter-rgbtestsrc: CMD = framecrc -lavfi rgbtestsrc=rate=5:duration=1 -pix_fmt rgb24
diff --git a/tests/ref/fate/filter-pal100bars b/tests/ref/fate/filter-pal100bars
new file mode 100644
index 0000000000..0ee8d22d3b
--- /dev/null
+++ b/tests/ref/fate/filter-pal100bars
@@ -0,0 +1,10 @@
+#tb 0: 1/5
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0, 0, 0, 1, 115200, 0x97a31f02
+0, 1, 1, 1, 115200, 0x97a31f02
+0, 2, 2, 1, 115200, 0x97a31f02
+0, 3, 3, 1, 115200, 0x97a31f02
+0, 4, 4, 1, 115200, 0x97a31f02
diff --git a/tests/ref/fate/filter-pal75bars b/tests/ref/fate/filter-pal75bars
new file mode 100644
index 0000000000..a2d2e17108
--- /dev/null
+++ b/tests/ref/fate/filter-pal75bars
@@ -0,0 +1,10 @@
+#tb 0: 1/5
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0, 0, 0, 1, 115200, 0xa131179a
+0, 1, 1, 1, 115200, 0xa131179a
+0, 2, 2, 1, 115200, 0xa131179a
+0, 3, 3, 1, 115200, 0xa131179a
+0, 4, 4, 1, 115200, 0xa131179a
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