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avfilter/trim: add compatibility layer to not break ABI used by ffmpeg 

This is a hotfix to fix -t / -ss
a different solution might be choosen later, i just dont want to leave
this broken

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-07-12 21:21:29 +02:00
parent 6476967f21
commit 9219ec93b1
1 changed files with 25 additions and 3 deletions
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28
libavfilter/trim.c
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@ -16,6 +16,9 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <float.h>
#include <math.h>
#include "config.h"
#include "libavutil/avassert.h"
@ -39,6 +42,9 @@ typedef struct TrimContext {
int64_t duration;
int64_t start_time, end_time;
int64_t start_frame, end_frame;
double duration_dbl;
double start_time_dbl, end_time_dbl;
/*
* in the link timebase for video,
* in 1/samplerate for audio
@ -84,6 +90,13 @@ static int config_input(AVFilterLink *inlink)
AVRational tb = (inlink->type == AVMEDIA_TYPE_VIDEO) ?
inlink->time_base : (AVRational){ 1, inlink->sample_rate };
if (s->start_time_dbl != DBL_MAX)
s->start_time = s->start_time_dbl * 1e6;
if (s->end_time_dbl != DBL_MAX)
s->end_time = s->end_time_dbl * 1e6;
if (s->duration_dbl != DBL_MAX)
s->duration = s->duration_dbl * 1e6;
if (s->start_time != INT64_MAX) {
int64_t start_pts = av_rescale_q(s->start_time, AV_TIME_BASE_Q, tb);
if (s->start_pts == AV_NOPTS_VALUE || start_pts < s->start_pts)
@ -108,15 +121,22 @@ static int config_output(AVFilterLink *outlink)
#define OFFSET(x) offsetof(TrimContext, x)
#define COMMON_OPTS \
{ "start", "Timestamp of the first frame that " \
{ "starti", "Timestamp of the first frame that " \
"should be passed", OFFSET(start_time), AV_OPT_TYPE_DURATION, { .i64 = INT64_MAX }, INT64_MIN, INT64_MAX, FLAGS }, \
{ "end", "Timestamp of the first frame that " \
{ "endi", "Timestamp of the first frame that " \
"should be dropped again", OFFSET(end_time), AV_OPT_TYPE_DURATION, { .i64 = INT64_MAX }, INT64_MIN, INT64_MAX, FLAGS }, \
{ "start_pts", "Timestamp of the first frame that should be " \
" passed", OFFSET(start_pts), AV_OPT_TYPE_INT64, { .i64 = AV_NOPTS_VALUE }, INT64_MIN, INT64_MAX, FLAGS }, \
{ "end_pts", "Timestamp of the first frame that should be " \
"dropped again", OFFSET(end_pts), AV_OPT_TYPE_INT64, { .i64 = AV_NOPTS_VALUE }, INT64_MIN, INT64_MAX, FLAGS }, \
{ "duration", "Maximum duration of the output", OFFSET(duration), AV_OPT_TYPE_DURATION, { .i64 = 0 }, 0, INT64_MAX, FLAGS },
{ "durationi", "Maximum duration of the output", OFFSET(duration), AV_OPT_TYPE_DURATION, { .i64 = 0 }, 0, INT64_MAX, FLAGS },
#define COMPAT_OPTS \
{ "start", "Timestamp in seconds of the first frame that " \
"should be passed", OFFSET(start_time_dbl),AV_OPT_TYPE_DOUBLE, { .dbl = DBL_MAX }, -DBL_MAX, DBL_MAX, FLAGS }, \
{ "end", "Timestamp in seconds of the first frame that " \
"should be dropped again", OFFSET(end_time_dbl), AV_OPT_TYPE_DOUBLE, { .dbl = DBL_MAX }, -DBL_MAX, DBL_MAX, FLAGS }, \
{ "duration", "Maximum duration of the output in seconds", OFFSET(duration_dbl), AV_OPT_TYPE_DOUBLE, { .dbl = 0 }, 0, DBL_MAX, FLAGS },
#if CONFIG_TRIM_FILTER
@ -181,6 +201,7 @@ static const AVOption trim_options[] = {
"to the output", OFFSET(start_frame), AV_OPT_TYPE_INT64, { .i64 = -1 }, -1, INT64_MAX, FLAGS },
{ "end_frame", "Number of the first frame that should be dropped "
"again", OFFSET(end_frame), AV_OPT_TYPE_INT64, { .i64 = INT64_MAX }, 0, INT64_MAX, FLAGS },
COMPAT_OPTS
{ NULL },
};
#undef FLAGS
@ -338,6 +359,7 @@ static const AVOption atrim_options[] = {
"passed to the output", OFFSET(start_sample), AV_OPT_TYPE_INT64, { .i64 = -1 }, -1, INT64_MAX, FLAGS },
{ "end_sample", "Number of the first audio sample that should be "
"dropped again", OFFSET(end_sample), AV_OPT_TYPE_INT64, { .i64 = INT64_MAX }, 0, INT64_MAX, FLAGS },
COMPAT_OPTS
{ NULL },
};
#undef FLAGS