[FFmpeg-devel] [PATCH v2 1/3] avfilter/vsrc_mptestsrc: add options to set the maximum number of frames
Limin Wang
lance.lmwang at gmail.com
Sat Aug 17 17:56:59 EEST 2019
ping, please help to merge the code if it's OK.
On Mon, Aug 12, 2019 at 11:39:51PM +0800, lance.lmwang at gmail.com wrote:
> From: Limin Wang <lance.lmwang at gmail.com>
>
> Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
> ---
> doc/filters.texi | 3 +++
> libavfilter/vsrc_mptestsrc.c | 29 +++++++++++++++++------------
> 2 files changed, 20 insertions(+), 12 deletions(-)
>
> diff --git a/doc/filters.texi b/doc/filters.texi
> index e081cdc..902e5bf 100644
> --- a/doc/filters.texi
> +++ b/doc/filters.texi
> @@ -20246,6 +20246,9 @@ Set the number or the name of the test to perform. Supported tests are:
> @item ring2
> @item all
>
> + at item max_frames, m
> +Set the maximum number of frames generated for each test, default value is 30.
> +
> @end table
>
> Default value is "all", which will cycle through the list of all tests.
> diff --git a/libavfilter/vsrc_mptestsrc.c b/libavfilter/vsrc_mptestsrc.c
> index c5fdea7..4a2db18 100644
> --- a/libavfilter/vsrc_mptestsrc.c
> +++ b/libavfilter/vsrc_mptestsrc.c
> @@ -54,6 +54,7 @@ typedef struct MPTestContext {
> const AVClass *class;
> AVRational frame_rate;
> int64_t pts, max_pts, duration;
> + int64_t max_frames;
> int hsub, vsub;
> int test; ///< test_type
> } MPTestContext;
> @@ -79,6 +80,10 @@ static const AVOption mptestsrc_options[]= {
> { "ring1", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_RING1}, INT_MIN, INT_MAX, FLAGS, "test" },
> { "ring2", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_RING2}, INT_MIN, INT_MAX, FLAGS, "test" },
> { "all", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_ALL}, INT_MIN, INT_MAX, FLAGS, "test" },
> + { "max_frames", "Set the maximum number of frames generated for each test", OFFSET(max_frames),
> + AV_OPT_TYPE_INT, {.i64 = 30}, 1, INT64_MAX, FLAGS },
> + { "m", "Set the maximum number of frames generated for each test", OFFSET(max_frames),
> + AV_OPT_TYPE_INT, {.i64 = 30}, 1, INT64_MAX, FLAGS },
> { NULL }
> };
>
> @@ -322,20 +327,20 @@ static int request_frame(AVFilterLink *outlink)
> memset(picref->data[2] + i*picref->linesize[2], 128, cw);
> }
>
> - if (tt == TEST_ALL && frame%30) /* draw a black frame at the beginning of each test */
> - tt = (frame/30)%(TEST_NB-1);
> + if (tt == TEST_ALL && frame%test->max_frames) /* draw a black frame at the beginning of each test */
> + tt = (frame/test->max_frames)%(TEST_NB-1);
>
> switch (tt) {
> - case TEST_DC_LUMA: dc_test(picref->data[0], picref->linesize[0], 256, 256, frame%30); break;
> - case TEST_DC_CHROMA: dc_test(picref->data[1], picref->linesize[1], 256, 256, frame%30); break;
> - case TEST_FREQ_LUMA: freq_test(picref->data[0], picref->linesize[0], frame%30); break;
> - case TEST_FREQ_CHROMA: freq_test(picref->data[1], picref->linesize[1], frame%30); break;
> - case TEST_AMP_LUMA: amp_test(picref->data[0], picref->linesize[0], frame%30); break;
> - case TEST_AMP_CHROMA: amp_test(picref->data[1], picref->linesize[1], frame%30); break;
> - case TEST_CBP: cbp_test(picref->data , picref->linesize , frame%30); break;
> - case TEST_MV: mv_test(picref->data[0], picref->linesize[0], frame%30); break;
> - case TEST_RING1: ring1_test(picref->data[0], picref->linesize[0], frame%30); break;
> - case TEST_RING2: ring2_test(picref->data[0], picref->linesize[0], frame%30); break;
> + case TEST_DC_LUMA: dc_test(picref->data[0], picref->linesize[0], 256, 256, frame%test->max_frames); break;
> + case TEST_DC_CHROMA: dc_test(picref->data[1], picref->linesize[1], 256, 256, frame%test->max_frames); break;
> + case TEST_FREQ_LUMA: freq_test(picref->data[0], picref->linesize[0], frame%test->max_frames); break;
> + case TEST_FREQ_CHROMA: freq_test(picref->data[1], picref->linesize[1], frame%test->max_frames); break;
> + case TEST_AMP_LUMA: amp_test(picref->data[0], picref->linesize[0], frame%test->max_frames); break;
> + case TEST_AMP_CHROMA: amp_test(picref->data[1], picref->linesize[1], frame%test->max_frames); break;
> + case TEST_CBP: cbp_test(picref->data , picref->linesize , frame%test->max_frames); break;
> + case TEST_MV: mv_test(picref->data[0], picref->linesize[0], frame%test->max_frames); break;
> + case TEST_RING1: ring1_test(picref->data[0], picref->linesize[0], frame%test->max_frames); break;
> + case TEST_RING2: ring2_test(picref->data[0], picref->linesize[0], frame%test->max_frames); break;
> }
>
> return ff_filter_frame(outlink, picref);
> --
> 2.6.4
>
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