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lavfi/mptestsrc: make use of AV_OPT_TYPE_VIDEO_RATE

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-03-26 12:23:46 +00:00
parent 401f9c95e9
commit 62d36abef4
1 changed files with 8 additions and 16 deletions
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24
libavfilter/vsrc_mptestsrc.c
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@ -53,18 +53,18 @@ enum test_type {
typedef struct MPTestContext {
const AVClass *class;
unsigned int frame_nb;
AVRational time_base;
AVRational frame_rate;
int64_t pts, max_pts;
int hsub, vsub;
char *size, *rate, *duration;
char *size, *duration;
enum test_type test;
} MPTestContext;
#define OFFSET(x) offsetof(MPTestContext, x)
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
static const AVOption mptestsrc_options[]= {
{ "rate", "set video rate", OFFSET(rate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, FLAGS },
{ "r", "set video rate", OFFSET(rate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, FLAGS },
{ "rate", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, 0, FLAGS },
{ "r", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, 0, FLAGS },
{ "duration", "set video duration", OFFSET(duration), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, FLAGS },
{ "d", "set video duration", OFFSET(duration), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, FLAGS },
@ -259,7 +259,6 @@ static void ring2_test(uint8_t *dst, int dst_linesize, int off)
static av_cold int init(AVFilterContext *ctx, const char *args)
{
MPTestContext *test = ctx->priv;
AVRational frame_rate_q;
int64_t duration = -1;
int ret;
@ -269,26 +268,19 @@ static av_cold int init(AVFilterContext *ctx, const char *args)
if ((ret = (av_set_options_string(test, args, "=", ":"))) < 0)
return ret;
if ((ret = av_parse_video_rate(&frame_rate_q, test->rate)) < 0) {
av_log(ctx, AV_LOG_ERROR, "Invalid frame rate: '%s'\n", test->rate);
return ret;
}
if ((test->duration) && (ret = av_parse_time(&duration, test->duration, 1)) < 0) {
av_log(ctx, AV_LOG_ERROR, "Invalid duration: '%s'\n", test->duration);
return ret;
}
test->time_base.num = frame_rate_q.den;
test->time_base.den = frame_rate_q.num;
test->max_pts = duration >= 0 ?
av_rescale_q(duration, AV_TIME_BASE_Q, test->time_base) : -1;
av_rescale_q(duration, AV_TIME_BASE_Q, av_inv_q(test->frame_rate)) : -1;
test->frame_nb = 0;
test->pts = 0;
av_log(ctx, AV_LOG_VERBOSE, "rate:%d/%d duration:%f\n",
frame_rate_q.num, frame_rate_q.den,
duration < 0 ? -1 : test->max_pts * av_q2d(test->time_base));
test->frame_rate.num, test->frame_rate.den,
duration < 0 ? -1 : test->max_pts * av_q2d(av_inv_q(test->frame_rate)));
init_idct();
return 0;
@ -305,7 +297,7 @@ static int config_props(AVFilterLink *outlink)
outlink->w = WIDTH;
outlink->h = HEIGHT;
outlink->time_base = test->time_base;
outlink->time_base = av_inv_q(test->frame_rate);
return 0;
}