Message ID | 20220228072844.5542-1-ffmpeg@gyani.pro |
---|---|
State | Accepted |
Commit | 4b72bca6ca3f982614ac2f94160c55abe3778555 |
Headers | show |
Series | [FFmpeg-devel] avfilter/drawtext: make reload value an interval | expand |
Context | Check | Description |
---|---|---|
andriy/make_aarch64_jetson | success | Make finished |
andriy/make_fate_aarch64_jetson | success | Make fate finished |
andriy/make_armv7_RPi4 | success | Make finished |
andriy/make_fate_armv7_RPi4 | success | Make fate finished |
Plan to push tomorrow. On 2022-02-28 12:58 pm, Gyan Doshi wrote: > Allows user to specify a frame interval at which textfile is reloaded. > --- > doc/filters.texi | 6 ++++-- > libavfilter/vf_drawtext.c | 6 +++--- > 2 files changed, 7 insertions(+), 5 deletions(-) > > diff --git a/doc/filters.texi b/doc/filters.texi > index b3ae139613..1ecc03eeae 100644 > --- a/doc/filters.texi > +++ b/doc/filters.texi > @@ -11271,8 +11271,10 @@ text data in detection bboxes of side data. So please do not use this parameter > if you are not sure about the text source. > > @item reload > -If set to 1, the @var{textfile} will be reloaded before each frame. > -Be sure to update it atomically, or it may be read partially, or even fail. > +The @var{textfile} will be reloaded at specified frame interval. > +Be sure to update @var{textfile} atomically, or it may be read partially, > +or even fail. > +Range is 0 to INT_MAX. Default is 0. > > @item x > @item y > diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c > index 2a88692cbd..6ba3f6622a 100644 > --- a/libavfilter/vf_drawtext.c > +++ b/libavfilter/vf_drawtext.c > @@ -198,7 +198,7 @@ typedef struct DrawTextContext { > AVRational tc_rate; ///< frame rate for timecode > AVTimecode tc; ///< timecode context > int tc24hmax; ///< 1 if timecode is wrapped to 24 hours, 0 otherwise > - int reload; ///< reload text file for each frame > + int reload; ///< reload text file at specified frame interval > int start_number; ///< starting frame number for n/frame_num var > char *text_source_string; ///< the string to specify text data source > enum AVFrameSideDataType text_source; > @@ -245,7 +245,7 @@ static const AVOption drawtext_options[]= { > {"timecode_rate", "set rate (timecode only)", OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, FLAGS}, > {"r", "set rate (timecode only)", OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, FLAGS}, > {"rate", "set rate (timecode only)", OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, FLAGS}, > - {"reload", "reload text file for each frame", OFFSET(reload), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS}, > + {"reload", "reload text file at specified frame interval", OFFSET(reload), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS}, > { "alpha", "apply alpha while rendering", OFFSET(a_expr), AV_OPT_TYPE_STRING, { .str = "1" }, .flags = FLAGS }, > {"fix_bounds", "check and fix text coords to avoid clipping", OFFSET(fix_bounds), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS}, > {"start_number", "start frame number for n/frame_num variable", OFFSET(start_number), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS}, > @@ -1565,7 +1565,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame) > } > } > > - if (s->reload) { > + if (s->reload && !(inlink->frame_count_out % s->reload)) { > if ((ret = load_textfile(ctx)) < 0) { > av_frame_free(&frame); > return ret;
On 2022-03-01 11:21 pm, Gyan Doshi wrote: > Plan to push tomorrow. Pushed as 4b72bca6ca3f982614ac2f94160c55abe3778555 Regards, Gyan > > On 2022-02-28 12:58 pm, Gyan Doshi wrote: >> Allows user to specify a frame interval at which textfile is reloaded. >> --- >> doc/filters.texi | 6 ++++-- >> libavfilter/vf_drawtext.c | 6 +++--- >> 2 files changed, 7 insertions(+), 5 deletions(-) >> >> diff --git a/doc/filters.texi b/doc/filters.texi >> index b3ae139613..1ecc03eeae 100644 >> --- a/doc/filters.texi >> +++ b/doc/filters.texi >> @@ -11271,8 +11271,10 @@ text data in detection bboxes of side data. >> So please do not use this parameter >> if you are not sure about the text source. >> @item reload >> -If set to 1, the @var{textfile} will be reloaded before each frame. >> -Be sure to update it atomically, or it may be read partially, or >> even fail. >> +The @var{textfile} will be reloaded at specified frame interval. >> +Be sure to update @var{textfile} atomically, or it may be read >> partially, >> +or even fail. >> +Range is 0 to INT_MAX. Default is 0. >> @item x >> @item y >> diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c >> index 2a88692cbd..6ba3f6622a 100644 >> --- a/libavfilter/vf_drawtext.c >> +++ b/libavfilter/vf_drawtext.c >> @@ -198,7 +198,7 @@ typedef struct DrawTextContext { >> AVRational tc_rate; ///< frame rate for timecode >> AVTimecode tc; ///< timecode context >> int tc24hmax; ///< 1 if timecode is wrapped >> to 24 hours, 0 otherwise >> - int reload; ///< reload text file for each >> frame >> + int reload; ///< reload text file at >> specified frame interval >> int start_number; ///< starting frame number for >> n/frame_num var >> char *text_source_string; ///< the string to specify text >> data source >> enum AVFrameSideDataType text_source; >> @@ -245,7 +245,7 @@ static const AVOption drawtext_options[]= { >> {"timecode_rate", "set rate (timecode only)", >> OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, >> FLAGS}, >> {"r", "set rate (timecode only)", >> OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, >> FLAGS}, >> {"rate", "set rate (timecode only)", >> OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, >> FLAGS}, >> - {"reload", "reload text file for each >> frame", OFFSET(reload), AV_OPT_TYPE_BOOL, >> {.i64=0}, 0, 1, FLAGS}, >> + {"reload", "reload text file at specified frame interval", >> OFFSET(reload), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS}, >> { "alpha", "apply alpha while rendering", >> OFFSET(a_expr), AV_OPT_TYPE_STRING, { .str = "1" }, >> .flags = FLAGS }, >> {"fix_bounds", "check and fix text coords to avoid clipping", >> OFFSET(fix_bounds), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS}, >> {"start_number", "start frame number for n/frame_num variable", >> OFFSET(start_number), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS}, >> @@ -1565,7 +1565,7 @@ static int filter_frame(AVFilterLink *inlink, >> AVFrame *frame) >> } >> } >> - if (s->reload) { >> + if (s->reload && !(inlink->frame_count_out % s->reload)) { >> if ((ret = load_textfile(ctx)) < 0) { >> av_frame_free(&frame); >> return ret; > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
diff --git a/doc/filters.texi b/doc/filters.texi index b3ae139613..1ecc03eeae 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -11271,8 +11271,10 @@ text data in detection bboxes of side data. So please do not use this parameter if you are not sure about the text source. @item reload -If set to 1, the @var{textfile} will be reloaded before each frame. -Be sure to update it atomically, or it may be read partially, or even fail. +The @var{textfile} will be reloaded at specified frame interval. +Be sure to update @var{textfile} atomically, or it may be read partially, +or even fail. +Range is 0 to INT_MAX. Default is 0. @item x @item y diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c index 2a88692cbd..6ba3f6622a 100644 --- a/libavfilter/vf_drawtext.c +++ b/libavfilter/vf_drawtext.c @@ -198,7 +198,7 @@ typedef struct DrawTextContext { AVRational tc_rate; ///< frame rate for timecode AVTimecode tc; ///< timecode context int tc24hmax; ///< 1 if timecode is wrapped to 24 hours, 0 otherwise - int reload; ///< reload text file for each frame + int reload; ///< reload text file at specified frame interval int start_number; ///< starting frame number for n/frame_num var char *text_source_string; ///< the string to specify text data source enum AVFrameSideDataType text_source; @@ -245,7 +245,7 @@ static const AVOption drawtext_options[]= { {"timecode_rate", "set rate (timecode only)", OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, FLAGS}, {"r", "set rate (timecode only)", OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, FLAGS}, {"rate", "set rate (timecode only)", OFFSET(tc_rate), AV_OPT_TYPE_RATIONAL, {.dbl=0}, 0, INT_MAX, FLAGS}, - {"reload", "reload text file for each frame", OFFSET(reload), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS}, + {"reload", "reload text file at specified frame interval", OFFSET(reload), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS}, { "alpha", "apply alpha while rendering", OFFSET(a_expr), AV_OPT_TYPE_STRING, { .str = "1" }, .flags = FLAGS }, {"fix_bounds", "check and fix text coords to avoid clipping", OFFSET(fix_bounds), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS}, {"start_number", "start frame number for n/frame_num variable", OFFSET(start_number), AV_OPT_TYPE_INT, {.i64=0}, 0, INT_MAX, FLAGS}, @@ -1565,7 +1565,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame) } } - if (s->reload) { + if (s->reload && !(inlink->frame_count_out % s->reload)) { if ((ret = load_textfile(ctx)) < 0) { av_frame_free(&frame); return ret;