---
libavfilter/Makefile | 3 +-
tests/Makefile | 4 +-
tests/fate-run.sh | 6 +
tests/fate/filter-video.mak | 14 ++
tests/ref/fate/filter-spherical-barrel | 192 +++++++++++++++++++++++++
tests/ref/fate/filter-spherical-c3x2 | 192 +++++++++++++++++++++++++
tools/Makefile | 1 +
tools/spherical_compare.c | 148 +++++++++++++++++++
8 files changed, 558 insertions(+), 2 deletions(-)
create mode 100644 tests/ref/fate/filter-spherical-barrel
create mode 100644 tests/ref/fate/filter-spherical-c3x2
create mode 100644 tools/spherical_compare.c
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index b0348ccfa3..27dd0c4b47 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -559,7 +559,8 @@ SKIPHEADERS-$(CONFIG_VULKAN) += vulkan.h
OBJS-$(CONFIG_LIBGLSLANG) += glslang.o
-TOOLS = graph2dot
+TOOLS = graph2dot \
+ spherical_compare
TESTPROGS = drawutils filtfmts formats integral
TOOLS-$(CONFIG_LIBZMQ) += zmqsend
diff --git a/tests/Makefile b/tests/Makefile
index e42e66d81b..aba31b59d0 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -208,7 +208,8 @@ FATE_EXTERN-$(CONFIG_FFMPEG) += $(FATE_SAMPLES_AVCONV)
$(FATE_SAMPLES_FFMPEG)
FATE_EXTERN-$(CONFIG_FFPROBE) += $(FATE_SAMPLES_FFPROBE)
FATE_SAMPLES_FFMPEG_FFPROBE += $(FATE_SAMPLES_FFMPEG_FFPROBE-yes)
FATE_EXTERN-$(call ALLYES, FFMPEG FFPROBE) += $(FATE_SAMPLES_FFMPEG_FFPROBE)
-FATE_EXTERN += $(FATE_EXTERN-yes) $(FATE_SAMPLES_FASTSTART)
+FATE_EXTERN += $(FATE_EXTERN-yes) $(FATE_SAMPLES_FASTSTART) \
+ $(FATE_SAMPLES_SPHERICAL_COMPARE)
FATE += $(FATE-yes)
@@ -222,6 +223,7 @@ $(FATE_FFPROBE) $(FATE_FFMPEG_FFPROBE)
$(FATE_SAMPLES_FFPROBE) $(FATE_SAMPLES_FF
$(FATE_SAMPLES_FASTSTART): tools/qt-faststart$(EXESUF)
$(FATE_SAMPLES_DUMP_DATA): tools/venc_data_dump$(EXESUF)
$(FATE_SAMPLES_SCALE_SLICE): tools/scale_slice_test$(EXESUF)
+$(FATE_SAMPLES_SPHERICAL_COMPARE): tools/spherical_compare$(EXESUF)
ifdef SAMPLES
FATE += $(FATE_EXTERN)
diff --git a/tests/fate-run.sh b/tests/fate-run.sh
index cd16f5fcff..afdbb4d2ec 100755
--- a/tests/fate-run.sh
+++ b/tests/fate-run.sh
@@ -507,6 +507,12 @@ venc_data(){
run tools/venc_data_dump${EXECSUF} ${file} ${stream} ${frames} ${threads}
${thread_type}
}
+spherical_compare(){
+ file=$1
+ filterchain=$2
+ run tools/spherical_compare${EXECSUF} ${file} ${filterchain}
+}
+
null(){
:
}
diff --git a/tests/fate/filter-video.mak b/tests/fate/filter-video.mak
index 16f24a8422..a28c3f7aec 100644
--- a/tests/fate/filter-video.mak
+++ b/tests/fate/filter-video.mak
@@ -845,6 +845,20 @@ FATE_FILTER_SAMPLES-$(call ALLYES, MOV_DEMUXER
H264_DECODER AAC_FIXED_DECODER PC
fate-filter-meta-4560-rotate0: tests/data/file4560-override2rotate0.mov
fate-filter-meta-4560-rotate0: CMD = framecrc -auto_conversion_filters -flags
+bitexact -c:a aac_fixed -i
$(TARGET_PATH)/tests/data/file4560-override2rotate0.mov
+SPHERICAL_DEPS = MATROSKA_DEMUXER VP8_DECODER V360_FILTER SSIM360_FILTER
+SPHERICAL_SAMPLE =
$(TARGET_SAMPLES)/spherical/Worlds_First_Live_360_Rocket_Launch-_Orbital_ATK_CRS-7_cut.mkv
+
+FATE_FILTER_SPHERICAL += fate-filter-spherical-c3x2
+fate-filter-spherical-c3x2: CMD = spherical_compare $(SPHERICAL_SAMPLE) \
+
"split[in][ref];[in]v360=input=e:output=c3x2[main];[main][ref]ssim360=main_projection=c3x2:ref_projection=e"
+
+FATE_FILTER_SPHERICAL += fate-filter-spherical-barrel
+fate-filter-spherical-barrel: CMD = spherical_compare $(SPHERICAL_SAMPLE) \
+
"split[in][ref];[in]v360=input=e:output=barrel[main];[main][ref]ssim360=main_projection=barrel:ref_projection=e"
+
+FATE_SAMPLES_SPHERICAL_COMPARE-$(call ALLYES, $(SPHERICAL_DEPS)) +=
$(FATE_FILTER_SPHERICAL)
+FATE_SAMPLES_SPHERICAL_COMPARE += $(FATE_SAMPLES_SPHERICAL_COMPARE-yes)
+
REFCMP_DEPS = FFMPEG LAVFI_INDEV TESTSRC2_FILTER AVGBLUR_FILTER METADATA_FILTER
FATE_FILTER-$(call ALLYES, $(REFCMP_DEPS) PSNR_FILTER) +=
fate-filter-refcmp-psnr-rgb
diff --git a/tests/ref/fate/filter-spherical-barrel
b/tests/ref/fate/filter-spherical-barrel
new file mode 100644
index 0000000000..a2ff075a26
--- /dev/null
+++ b/tests/ref/fate/filter-spherical-barrel
@@ -0,0 +1,192 @@
+frame 0
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=25.19
+frame 1
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=25.04
+frame 2
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.95
+frame 3
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.88
+frame 4
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.80
+frame 5
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.75
+frame 6
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.70
+frame 7
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.63
+frame 8
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.58
+frame 9
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.54
+frame 10
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.51
+frame 11
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.49
+frame 12
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.46
+frame 13
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.42
+frame 14
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.41
+frame 15
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.39
+frame 16
+lavfi.ssim360.Y=0.97
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.33
+frame 17
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.30
+frame 18
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.27
+frame 19
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.25
+frame 20
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.22
+frame 21
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.19
+frame 22
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.16
+frame 23
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.14
+frame 24
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.08
+frame 25
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.02
+frame 26
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=24.01
+frame 27
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=23.98
+frame 28
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=23.96
+frame 29
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=23.95
+frame 30
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=23.93
+frame 31
+lavfi.ssim360.Y=0.96
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=1.00
+lavfi.ssim360.dB=23.91
diff --git a/tests/ref/fate/filter-spherical-c3x2
b/tests/ref/fate/filter-spherical-c3x2
new file mode 100644
index 0000000000..7c3b269f40
--- /dev/null
+++ b/tests/ref/fate/filter-spherical-c3x2
@@ -0,0 +1,192 @@
+frame 0
+lavfi.ssim360.Y=0.84
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.99
+lavfi.ssim360.dB=18.61
+frame 1
+lavfi.ssim360.Y=0.84
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=18.21
+frame 2
+lavfi.ssim360.Y=0.84
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=18.03
+frame 3
+lavfi.ssim360.Y=0.83
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.90
+frame 4
+lavfi.ssim360.Y=0.83
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.72
+frame 5
+lavfi.ssim360.Y=0.83
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.62
+frame 6
+lavfi.ssim360.Y=0.83
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.52
+frame 7
+lavfi.ssim360.Y=0.83
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.36
+frame 8
+lavfi.ssim360.Y=0.83
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.32
+frame 9
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.21
+frame 10
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.16
+frame 11
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.09
+frame 12
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=1.00
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=17.04
+frame 13
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.96
+frame 14
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.95
+frame 15
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.88
+frame 16
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.81
+frame 17
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.77
+frame 18
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.69
+frame 19
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.68
+frame 20
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.65
+frame 21
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.59
+frame 22
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.56
+frame 23
+lavfi.ssim360.Y=0.82
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.53
+frame 24
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.51
+frame 25
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.47
+frame 26
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.45
+frame 27
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.40
+frame 28
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.34
+frame 29
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.31
+frame 30
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.24
+frame 31
+lavfi.ssim360.Y=0.81
+lavfi.ssim360.U=0.99
+lavfi.ssim360.V=1.00
+lavfi.ssim360.All=0.98
+lavfi.ssim360.dB=16.20
diff --git a/tools/Makefile b/tools/Makefile
index f4d1327b9f..3cd252d712 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -19,6 +19,7 @@ tools/target_io_dem_fuzzer.o: tools/target_dem_fuzzer.c
tools/venc_data_dump$(EXESUF): tools/decode_simple.o
tools/scale_slice_test$(EXESUF): tools/decode_simple.o
+tools/spherical_compare$(EXESUF): tools/decode_simple.o
OUTDIRS += tools
diff --git a/tools/spherical_compare.c b/tools/spherical_compare.c
new file mode 100644
index 0000000000..bcd7858636
--- /dev/null
+++ b/tools/spherical_compare.c
@@ -0,0 +1,148 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+#include "decode_simple.h"
+
+#include "libavutil/avassert.h"
+#include "libavutil/avstring.h"
+#include "libavutil/common.h"
+#include "libavutil/dict.h"
+#include "libavutil/error.h"
+#include "libavutil/pixdesc.h"
+
+#include "libavformat/avformat.h"
+
+#include "libavcodec/avcodec.h"
+
+#include "libavfilter/avfilter.h"
+#include "libavfilter/buffersink.h"
+#include "libavfilter/buffersrc.h"
+
+typedef struct PrivData {
+ const char *filterchain;
+ AVFilterGraph *fg;
+ AVFilterContext *src;
+ AVFilterContext *sink;
+ AVFrame *frame;
+
+ uint64_t nb_frames;
+} PrivData;
+
+static int process_frame(DecodeContext *dc, AVFrame *frame)
+{
+ PrivData *pd = dc->opaque;
+ int ret;
+
+ if (!pd->fg) {
+ AVFilterInOut *inputs, *outputs;
+ char filterchain[1024];
+
+ if (!frame)
+ return 0;
+
+ snprintf(filterchain, sizeof(filterchain),
+ "buffer@src=width=%d:height=%d:pix_fmt=%s:time_base=%d/%d,"
+ "%s,buffersink@sink",
+ frame->width, frame->height,
+ av_get_pix_fmt_name(frame->format),
+ dc->stream->time_base.num, dc->stream->time_base.den,
+ pd->filterchain);
+
+ pd->fg = avfilter_graph_alloc();
+ if (!pd->fg)
+ return AVERROR(ENOMEM);
+
+ ret = avfilter_graph_parse2(pd->fg, filterchain, &inputs, &outputs);
+ if (ret < 0)
+ return ret;
+
+ av_assert0(!inputs && !outputs);
+
+ pd->src = avfilter_graph_get_filter(pd->fg, "buffer@src");
+ pd->sink = avfilter_graph_get_filter(pd->fg, "buffersink@sink");
+ av_assert0(pd->src && pd->sink);
+
+ ret = avfilter_graph_config(pd->fg, pd->fg);
+ if (ret < 0)
+ return ret;
+
+ pd->frame = av_frame_alloc();
+ if (!pd->frame)
+ return AVERROR(ENOMEM);
+ }
+
+ ret = av_buffersrc_write_frame(pd->src, frame);
+ if (ret < 0)
+ return ret;
+
+ while (ret >= 0) {
+ AVDictionaryEntry *t = NULL;
+
+ ret = av_buffersink_get_frame(pd->sink, pd->frame);
+ if ((frame && ret == AVERROR(EAGAIN)) ||
+ (!frame && ret == AVERROR_EOF))
+ return 0;
+ else if (ret < 0)
+ return ret;
+
+ fprintf(stdout, "frame %"PRIu64"\n", pd->nb_frames++);
+ while ((t = av_dict_get(pd->frame->metadata, "lavfi.ssim360", t,
AV_DICT_IGNORE_SUFFIX)))
+ fprintf(stdout, "%s=%s\n", t->key, t->value);
+ }
+
+ return 0;
+}
+
+int main(int argc, char **argv)
+{
+ PrivData pd;
+ DecodeContext dc;
+
+ const char *filename, *fc;
+ int ret = 0;
+
+ if (argc <= 2) {
+ fprintf(stderr, "Usage: %s <input file> <filterchain>\n", argv[0]);
+ return 0;
+ }
+
+ filename = argv[1];
+ fc = argv[2];
+
+ memset(&pd, 0, sizeof(pd));
+ pd.filterchain = fc;
+
+ ret = ds_open(&dc, filename, 0);
+ if (ret < 0)
+ goto finish;
+
+ dc.process_frame = process_frame;
+ dc.opaque = &pd;
+
+ ret = ds_run(&dc);
+
+finish:
+ avfilter_graph_free(&pd.fg);
+ av_frame_free(&pd.frame);
+ ds_free(&dc);
+ return ret;
+}
--
2.30.2
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