[FFmpeg-cvslog] r14821 - trunk/libavcodec/aacenc.c
kostya
subversion
Mon Aug 18 07:38:26 CEST 2008
Author: kostya
Date: Mon Aug 18 07:38:26 2008
New Revision: 14821
Log:
Add okayed parts for AAC encoder
Modified:
trunk/libavcodec/aacenc.c
Modified: trunk/libavcodec/aacenc.c
==============================================================================
--- trunk/libavcodec/aacenc.c (original)
+++ trunk/libavcodec/aacenc.c Mon Aug 18 07:38:26 2008
@@ -162,6 +162,12 @@ typedef struct {
MDCTContext mdct1024; ///< long (1024 samples) frame transform context
MDCTContext mdct128; ///< short (128 samples) frame transform context
DSPContext dsp;
+ DECLARE_ALIGNED_16(FFTSample, output[2048]); ///< temporary buffer for MDCT input coefficients
+ int16_t* samples; ///< saved preprocessed input
+
+ int samplerate_index; ///< MPEG-4 samplerate index
+
+ ChannelElement *cpe; ///< channel elements
AACPsyContext psy; ///< psychoacoustic model context
int last_frame;
} AACEncContext;
@@ -221,7 +227,9 @@ static av_cold int aac_encode_init(AVCod
s->samples = av_malloc(2 * 1024 * avctx->channels * sizeof(s->samples[0]));
s->cpe = av_mallocz(sizeof(ChannelElement) * aac_chan_configs[avctx->channels-1][0]);
- if(ff_aac_psy_init(&s->psy, avctx, AAC_PSY_3GPP, aac_chan_configs[avctx->channels-1][0], 0, s->swb_sizes1024, s->swb_num1024, s->swb_sizes128, s->swb_num128) < 0){
+ if(ff_aac_psy_init(&s->psy, avctx, AAC_PSY_3GPP,
+ aac_chan_configs[avctx->channels-1][0], 0,
+ s->swb_sizes1024, s->swb_num1024, s->swb_sizes128, s->swb_num128) < 0){
av_log(avctx, AV_LOG_ERROR, "Cannot initialize selected model.\n");
return -1;
}
@@ -256,7 +264,7 @@ static void put_ics_info(AVCodecContext
/**
* Encode pulse data.
*/
-static void encode_pulses(AVCodecContext *avctx, AACEncContext *s, Pulse *pulse, int channel)
+static void encode_pulses(AACEncContext *s, Pulse *pulse, int channel)
{
int i;
@@ -274,7 +282,7 @@ static void encode_pulses(AVCodecContext
/**
* Encode spectral coefficients processed by psychoacoustic model.
*/
-static void encode_spectral_coeffs(AVCodecContext *avctx, AACEncContext *s, ChannelElement *cpe, int channel)
+static void encode_spectral_coeffs(AACEncContext *s, ChannelElement *cpe, int channel)
{
int start, i, w, w2, wg;
@@ -287,7 +295,9 @@ static void encode_spectral_coeffs(AVCod
continue;
}
for(w2 = w; w2 < w + cpe->ch[channel].ics.group_len[wg]; w2++){
- encode_band_coeffs(s, cpe, channel, start + w2*128, cpe->ch[channel].ics.swb_sizes[i], cpe->ch[channel].band_type[w*16 + i]);
+ encode_band_coeffs(s, cpe, channel, start + w2*128,
+ cpe->ch[channel].ics.swb_sizes[i],
+ cpe->ch[channel].band_type[w*16 + i]);
}
start += cpe->ch[channel].ics.swb_sizes[i];
}
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