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Code Issues Releases Activity

mpegaudiodec: init static tables in AVCodec.init_static_data()

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This commit is contained in:
Justin Ruggles
2011-11-03 14:59:37 -04:00
parent 3f5d6a665a
commit 1158745a2d
2 changed files with 22 additions and 18 deletions
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35
libavcodec/mpegaudiodec.c
View File

@@ -266,24 +266,9 @@ static inline int l3_unscale(int value, int exponent)
return m; return m;
} }
static av_cold int decode_init(AVCodecContext * avctx) static void decode_init_static(AVCodec *codec)
{ {
MPADecodeContext *s = avctx->priv_data;
static int init = 0;
int i, j, k; int i, j, k;
s->avctx = avctx;
ff_mpadsp_init(&s->mpadsp);
avctx->sample_fmt= OUT_FMT;
s->err_recognition = avctx->err_recognition;
#if FF_API_PARSE_FRAME
if (!init && !avctx->parse_only) {
#else
if (!init) {
#endif
int offset; int offset;
/* scale factors table for layer 1/2 */ /* scale factors table for layer 1/2 */
@@ -468,9 +453,18 @@ static av_cold int decode_init(AVCodecContext * avctx)
mdct_win[j + 4][i + 1] = -mdct_win[j][i + 1]; mdct_win[j + 4][i + 1] = -mdct_win[j][i + 1];
} }
} }
}
init = 1; static av_cold int decode_init(AVCodecContext * avctx)
} {
MPADecodeContext *s = avctx->priv_data;
s->avctx = avctx;
ff_mpadsp_init(&s->mpadsp);
avctx->sample_fmt= OUT_FMT;
s->err_recognition = avctx->err_recognition;
if (avctx->codec_id == CODEC_ID_MP3ADU) if (avctx->codec_id == CODEC_ID_MP3ADU)
s->adu_mode = 1; s->adu_mode = 1;
@@ -2116,6 +2110,7 @@ AVCodec ff_mp1_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP1, .id = CODEC_ID_MP1,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame, .decode = decode_frame,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -2131,6 +2126,7 @@ AVCodec ff_mp2_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP2, .id = CODEC_ID_MP2,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame, .decode = decode_frame,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -2146,6 +2142,7 @@ AVCodec ff_mp3_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP3, .id = CODEC_ID_MP3,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame, .decode = decode_frame,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -2161,6 +2158,7 @@ AVCodec ff_mp3adu_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP3ADU, .id = CODEC_ID_MP3ADU,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame_adu, .decode = decode_frame_adu,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -2176,6 +2174,7 @@ AVCodec ff_mp3on4_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP3ON4, .id = CODEC_ID_MP3ON4,
.priv_data_size = sizeof(MP3On4DecodeContext), .priv_data_size = sizeof(MP3On4DecodeContext),
.init_static_data = decode_init_static,
.init = decode_init_mp3on4, .init = decode_init_mp3on4,
.close = decode_close_mp3on4, .close = decode_close_mp3on4,
.decode = decode_frame_mp3on4, .decode = decode_frame_mp3on4,

5
libavcodec/mpegaudiodec_float.c
View File

@@ -28,6 +28,7 @@ AVCodec ff_mp1float_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP1, .id = CODEC_ID_MP1,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame, .decode = decode_frame,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -43,6 +44,7 @@ AVCodec ff_mp2float_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP2, .id = CODEC_ID_MP2,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame, .decode = decode_frame,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -58,6 +60,7 @@ AVCodec ff_mp3float_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP3, .id = CODEC_ID_MP3,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame, .decode = decode_frame,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -73,6 +76,7 @@ AVCodec ff_mp3adufloat_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP3ADU, .id = CODEC_ID_MP3ADU,
.priv_data_size = sizeof(MPADecodeContext), .priv_data_size = sizeof(MPADecodeContext),
.init_static_data = decode_init_static,
.init = decode_init, .init = decode_init,
.decode = decode_frame_adu, .decode = decode_frame_adu,
#if FF_API_PARSE_FRAME #if FF_API_PARSE_FRAME
@@ -88,6 +92,7 @@ AVCodec ff_mp3on4float_decoder = {
.type = AVMEDIA_TYPE_AUDIO, .type = AVMEDIA_TYPE_AUDIO,
.id = CODEC_ID_MP3ON4, .id = CODEC_ID_MP3ON4,
.priv_data_size = sizeof(MP3On4DecodeContext), .priv_data_size = sizeof(MP3On4DecodeContext),
.init_static_data = decode_init_static,
.init = decode_init_mp3on4, .init = decode_init_mp3on4,
.close = decode_close_mp3on4, .close = decode_close_mp3on4,
.decode = decode_frame_mp3on4, .decode = decode_frame_mp3on4,