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Code Issues Releases Activity

avcodec/mpegaudiodec: Make decoders init-threadsafe

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Simple now that ff_mpadsp_init() and ff_mpa_synth_init_* are thread-safe.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-11-17 18:44:18 +01:00
parent b29a3f3e0f
commit c778f2266d
3 changed files with 14 additions and 8 deletions
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6
libavcodec/mpegaudiodec_fixed.c
View File

@ -53,6 +53,7 @@ AVCodec ff_mp1_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP2_DECODER
@ -70,6 +71,7 @@ AVCodec ff_mp2_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP3_DECODER
@ -87,6 +89,7 @@ AVCodec ff_mp3_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP3ADU_DECODER
@ -104,6 +107,7 @@ AVCodec ff_mp3adu_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP3ON4_DECODER
@ -121,6 +125,6 @@ AVCodec ff_mp3on4_decoder = {
.flush = flush_mp3on4,
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16P,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
};
#endif

6
libavcodec/mpegaudiodec_float.c
View File

@ -53,6 +53,7 @@ AVCodec ff_mp1float_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_FLT,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP2FLOAT_DECODER
@ -70,6 +71,7 @@ AVCodec ff_mp2float_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_FLT,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP3FLOAT_DECODER
@ -87,6 +89,7 @@ AVCodec ff_mp3float_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_FLT,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP3ADUFLOAT_DECODER
@ -104,6 +107,7 @@ AVCodec ff_mp3adufloat_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_FLT,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
};
#endif
#if CONFIG_MP3ON4FLOAT_DECODER
@ -121,6 +125,6 @@ AVCodec ff_mp3on4float_decoder = {
.flush = flush_mp3on4,
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
AV_SAMPLE_FMT_NONE },
.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
};
#endif

10
libavcodec/mpegaudiodec_template.c
View File

@ -30,6 +30,7 @@
#include "libavutil/crc.h"
#include "libavutil/float_dsp.h"
#include "libavutil/libm.h"
#include "libavutil/thread.h"
#include "avcodec.h"
#include "get_bits.h"
#include "internal.h"
@ -405,14 +406,9 @@ static av_cold void decode_init_static(void)
static av_cold int decode_init(AVCodecContext * avctx)
{
static int initialized_tables = 0;
static AVOnce init_static_once = AV_ONCE_INIT;
MPADecodeContext *s = avctx->priv_data;
if (!initialized_tables) {
decode_init_static();
initialized_tables = 1;
}
s->avctx = avctx;
#if USE_FLOATS
@ -438,6 +434,8 @@ static av_cold int decode_init(AVCodecContext * avctx)
if (avctx->codec_id == AV_CODEC_ID_MP3ADU)
s->adu_mode = 1;
ff_thread_once(&init_static_once, decode_init_static);
return 0;
}