Message ID | tencent_FC6624D096E6E727D02A9E930A1C47CBAD06@qq.com |
---|---|
State | New |
Headers | show |
Series | [FFmpeg-devel,v2] avfilter/vf_subtitles: add wrap_unicode option | expand |
Context | Check | Description |
---|---|---|
andriy/make_x86 | success | Make finished |
andriy/make_fate_x86 | success | Make fate finished |
On Mon, May 22, 2023 at 12:05 PM Zhao Zhili <quinkblack@foxmail.com> wrote: > From: Zhao Zhili <zhilizhao@tencent.com> > > So CJK can be wrapped automatically. > > Signed-off-by: Zhao Zhili <zhilizhao@tencent.com> > --- > v2: Don't overwrite wrap automatically for native ASS > > libavfilter/version.h | 2 +- > libavfilter/vf_subtitles.c | 14 ++++++++++++++ > 2 files changed, 15 insertions(+), 1 deletion(-) > > diff --git a/libavfilter/version.h b/libavfilter/version.h > index ba8a6fdab2..08779130f5 100644 > --- a/libavfilter/version.h > +++ b/libavfilter/version.h > @@ -32,7 +32,7 @@ > #include "version_major.h" > > #define LIBAVFILTER_VERSION_MINOR 8 > -#define LIBAVFILTER_VERSION_MICRO 100 > +#define LIBAVFILTER_VERSION_MICRO 101 > > > #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, > \ > diff --git a/libavfilter/vf_subtitles.c b/libavfilter/vf_subtitles.c > index 82e140e986..48038cde23 100644 > --- a/libavfilter/vf_subtitles.c > +++ b/libavfilter/vf_subtitles.c > @@ -61,6 +61,7 @@ typedef struct AssContext { > int original_w, original_h; > int shaping; > FFDrawContext draw; > + int wrap_unicode; > } AssContext; > > #define OFFSET(x) offsetof(AssContext, x) > @@ -271,6 +272,9 @@ static const AVOption subtitles_options[] = { > {"stream_index", "set stream index", > OFFSET(stream_index), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, > INT_MAX, FLAGS}, > {"si", "set stream index", > OFFSET(stream_index), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, > INT_MAX, FLAGS}, > {"force_style", "force subtitle style", > OFFSET(force_style), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, FLAGS}, > +#if (LIBASS_VERSION >= 0x01600010) > + {"wrap_unicode", "break lines according to the Unicode Line Breaking > Algorithm", OFFSET(wrap_unicode), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, > FLAGS }, > +#endif {NULL}, > }; > > @@ -432,6 +436,16 @@ static av_cold int init_subtitles(AVFilterContext > *ctx) > if (ret < 0) > goto end; > > + /* Don't overwrite wrap automatically for native ASS */ > + if (ass->wrap_unicode == -1) > + ass->wrap_unicode = st->codecpar->codec_id != AV_CODEC_ID_ASS; > + if (ass->wrap_unicode) { > + ret = ass_track_set_feature(ass->track, ASS_FEATURE_WRAP_UNICODE, > 1); > ASS_FEATURE_WRAP_UNICODE is defined if LIBASS_VERSION < 0x01600010? > + if (ret < 0) > + av_log(ctx, AV_LOG_WARNING, > + "libass wasn't built with ASS_FEATURE_WRAP_UNICODE > support\n"); > + } > + > if (ass->force_style) { > char **list = NULL; > char *temp = NULL; > -- > 2.25.1 > > _______________________________________________ > 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". >
> On May 22, 2023, at 19:03, Lance Wang <lance.lmwang@gmail.com> wrote: > > On Mon, May 22, 2023 at 12:05 PM Zhao Zhili <quinkblack@foxmail.com> wrote: > >> From: Zhao Zhili <zhilizhao@tencent.com> >> >> So CJK can be wrapped automatically. >> >> Signed-off-by: Zhao Zhili <zhilizhao@tencent.com> >> --- >> v2: Don't overwrite wrap automatically for native ASS >> >> libavfilter/version.h | 2 +- >> libavfilter/vf_subtitles.c | 14 ++++++++++++++ >> 2 files changed, 15 insertions(+), 1 deletion(-) >> >> diff --git a/libavfilter/version.h b/libavfilter/version.h >> index ba8a6fdab2..08779130f5 100644 >> --- a/libavfilter/version.h >> +++ b/libavfilter/version.h >> @@ -32,7 +32,7 @@ >> #include "version_major.h" >> >> #define LIBAVFILTER_VERSION_MINOR 8 >> -#define LIBAVFILTER_VERSION_MICRO 100 >> +#define LIBAVFILTER_VERSION_MICRO 101 >> >> >> #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, >> \ >> diff --git a/libavfilter/vf_subtitles.c b/libavfilter/vf_subtitles.c >> index 82e140e986..48038cde23 100644 >> --- a/libavfilter/vf_subtitles.c >> +++ b/libavfilter/vf_subtitles.c >> @@ -61,6 +61,7 @@ typedef struct AssContext { >> int original_w, original_h; >> int shaping; >> FFDrawContext draw; >> + int wrap_unicode; >> } AssContext; >> >> #define OFFSET(x) offsetof(AssContext, x) >> @@ -271,6 +272,9 @@ static const AVOption subtitles_options[] = { >> {"stream_index", "set stream index", >> OFFSET(stream_index), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, >> INT_MAX, FLAGS}, >> {"si", "set stream index", >> OFFSET(stream_index), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, >> INT_MAX, FLAGS}, >> {"force_style", "force subtitle style", >> OFFSET(force_style), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, FLAGS}, >> +#if (LIBASS_VERSION >= 0x01600010) >> + {"wrap_unicode", "break lines according to the Unicode Line Breaking >> Algorithm", OFFSET(wrap_unicode), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, >> FLAGS }, >> +#endif > > {NULL}, >> }; >> >> @@ -432,6 +436,16 @@ static av_cold int init_subtitles(AVFilterContext >> *ctx) >> if (ret < 0) >> goto end; >> >> + /* Don't overwrite wrap automatically for native ASS */ >> + if (ass->wrap_unicode == -1) >> + ass->wrap_unicode = st->codecpar->codec_id != AV_CODEC_ID_ASS; >> + if (ass->wrap_unicode) { >> + ret = ass_track_set_feature(ass->track, ASS_FEATURE_WRAP_UNICODE, >> 1); >> > > ASS_FEATURE_WRAP_UNICODE is defined if LIBASS_VERSION < 0x01600010? Oops, I should just remove the #else branch but keep the #if in patch v1. Will fixed it in v3. > > >> + if (ret < 0) >> + av_log(ctx, AV_LOG_WARNING, >> + "libass wasn't built with ASS_FEATURE_WRAP_UNICODE >> support\n"); >> + } >> + >> if (ass->force_style) { >> char **list = NULL; >> char *temp = NULL; >> -- >> 2.25.1 >> >> _______________________________________________ >> 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". >> > _______________________________________________ > 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/libavfilter/version.h b/libavfilter/version.h index ba8a6fdab2..08779130f5 100644 --- a/libavfilter/version.h +++ b/libavfilter/version.h @@ -32,7 +32,7 @@ #include "version_major.h" #define LIBAVFILTER_VERSION_MINOR 8 -#define LIBAVFILTER_VERSION_MICRO 100 +#define LIBAVFILTER_VERSION_MICRO 101 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \ diff --git a/libavfilter/vf_subtitles.c b/libavfilter/vf_subtitles.c index 82e140e986..48038cde23 100644 --- a/libavfilter/vf_subtitles.c +++ b/libavfilter/vf_subtitles.c @@ -61,6 +61,7 @@ typedef struct AssContext { int original_w, original_h; int shaping; FFDrawContext draw; + int wrap_unicode; } AssContext; #define OFFSET(x) offsetof(AssContext, x) @@ -271,6 +272,9 @@ static const AVOption subtitles_options[] = { {"stream_index", "set stream index", OFFSET(stream_index), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, FLAGS}, {"si", "set stream index", OFFSET(stream_index), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, FLAGS}, {"force_style", "force subtitle style", OFFSET(force_style), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, FLAGS}, +#if (LIBASS_VERSION >= 0x01600010) + {"wrap_unicode", "break lines according to the Unicode Line Breaking Algorithm", OFFSET(wrap_unicode), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, FLAGS }, +#endif {NULL}, }; @@ -432,6 +436,16 @@ static av_cold int init_subtitles(AVFilterContext *ctx) if (ret < 0) goto end; + /* Don't overwrite wrap automatically for native ASS */ + if (ass->wrap_unicode == -1) + ass->wrap_unicode = st->codecpar->codec_id != AV_CODEC_ID_ASS; + if (ass->wrap_unicode) { + ret = ass_track_set_feature(ass->track, ASS_FEATURE_WRAP_UNICODE, 1); + if (ret < 0) + av_log(ctx, AV_LOG_WARNING, + "libass wasn't built with ASS_FEATURE_WRAP_UNICODE support\n"); + } + if (ass->force_style) { char **list = NULL; char *temp = NULL;