#include "libavutil/attributes.h"
#include "libavutil/float_dsp.h"
#include "libavutil/libm.h"
+#include "libavutil/mem_internal.h"
+#include "libavutil/thread.h"
+
#include "avcodec.h"
#include "bytestream.h"
#include "fft.h"
static av_cold int atrac3_decode_init(AVCodecContext *avctx)
{
- static int static_init_done;
+ static AVOnce init_static_once = AV_ONCE_INIT;
int i, js_pair, ret;
int version, delay, samples_per_frame, frame_factor;
const uint8_t *edata_ptr = avctx->extradata;
return AVERROR(EINVAL);
}
- if (!static_init_done)
- atrac3_init_static_data();
- static_init_done = 1;
-
/* Take care of the codec-specific extradata. */
if (avctx->codec_id == AV_CODEC_ID_ATRAC3AL) {
version = 4;
if (!q->units)
return AVERROR(ENOMEM);
+ ff_thread_once(&init_static_once, atrac3_init_static_data);
+
return 0;
}
-AVCodec ff_atrac3_decoder = {
+const AVCodec ff_atrac3_decoder = {
.name = "atrac3",
.long_name = NULL_IF_CONFIG_SMALL("ATRAC3 (Adaptive TRansform Acoustic Coding 3)"),
.type = AVMEDIA_TYPE_AUDIO,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1,
.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,
};
-AVCodec ff_atrac3al_decoder = {
+const AVCodec ff_atrac3al_decoder = {
.name = "atrac3al",
.long_name = NULL_IF_CONFIG_SMALL("ATRAC3 AL (Adaptive TRansform Acoustic Coding 3 Advanced Lossless)"),
.type = AVMEDIA_TYPE_AUDIO,
.capabilities = AV_CODEC_CAP_SUBFRAMES | AV_CODEC_CAP_DR1,
.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,
};