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avcodec/movtextenc, srtenc, webvttenc: Mark encoders as init-threadsafe

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They all rely on ff_ass_split(), which does not have any static state.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-12-01 14:15:21 +01:00 • committed by Andreas Rheinhardt
parent 55982b9447
commit 2a4cedace4
3 changed files with 7 additions and 1 deletions
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2
libavcodec/movtextenc.c
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@ -718,5 +718,5 @@ const AVCodec ff_movtext_encoder = {
.init = mov_text_encode_init,
.encode_sub = mov_text_encode_frame,
.close = mov_text_encode_close,
.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
};

4
libavcodec/srtenc.c
View file

@ -25,6 +25,7 @@
#include "libavutil/bprint.h"
#include "ass_split.h"
#include "ass.h"
#include "internal.h"
#define SRT_STACK_SIZE 64
@ -299,6 +300,7 @@ const AVCodec ff_srt_encoder = {
.init = srt_encode_init,
.encode_sub = srt_encode_frame,
.close = srt_encode_close,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
@ -312,6 +314,7 @@ const AVCodec ff_subrip_encoder = {
.init = srt_encode_init,
.encode_sub = srt_encode_frame,
.close = srt_encode_close,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
@ -325,5 +328,6 @@ const AVCodec ff_text_encoder = {
.init = srt_encode_init,
.encode_sub = text_encode_frame,
.close = srt_encode_close,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif

2
libavcodec/webvttenc.c
View file

@ -26,6 +26,7 @@
#include "libavutil/bprint.h"
#include "ass_split.h"
#include "ass.h"
#include "internal.h"
#define WEBVTT_STACK_SIZE 64
typedef struct {
@ -219,4 +220,5 @@ const AVCodec ff_webvtt_encoder = {
.init = webvtt_encode_init,
.encode_sub = webvtt_encode_frame,
.close = webvtt_encode_close,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};