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Code Issues Releases Activity

g723_1dec: update to new API

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-12-03 02:43:58 +01:00
parent 7db5ff7996
commit eac5987c4f
1 changed files with 21 additions and 7 deletions
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28
libavcodec/g723_1.c
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@ -36,6 +36,7 @@
#include "g723_1_data.h"
typedef struct g723_1_context {
AVFrame frame;
G723_1_Subframe subframe[4];
FrameType cur_frame_type;
FrameType past_frame_type;
@ -80,6 +81,9 @@ static av_cold int g723_1_decode_init(AVCodecContext *avctx)
p->pf_gain = 1 << 12;
memcpy(p->prev_lsp, dc_lsp, LPC_ORDER * sizeof(int16_t));
avcodec_get_frame_defaults(&p->frame);
avctx->coded_frame = &p->frame;
return 0;
}
@ -950,12 +954,12 @@ static void formant_postfilter(G723_1_Context *p, int16_t *lpc, int16_t *buf)
}
static int g723_1_decode_frame(AVCodecContext *avctx, void *data,
int *data_size, AVPacket *avpkt)
int *got_frame_ptr, AVPacket *avpkt)
{
G723_1_Context *p = avctx->priv_data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
int16_t *out = data;
int16_t *out;
int dec_mode = buf[0] & 3;
PPFParam ppf[SUBFRAMES];
@ -963,10 +967,10 @@ static int g723_1_decode_frame(AVCodecContext *avctx, void *data,
int16_t lpc[SUBFRAMES * LPC_ORDER];
int16_t acb_vector[SUBFRAME_LEN];
int16_t *vector_ptr;
int bad_frame = 0, i, j;
int bad_frame = 0, i, j, ret;
if (!buf_size || buf_size < frame_size[dec_mode]) {
*data_size = 0;
*got_frame_ptr = 0;
return buf_size;
}
@ -976,7 +980,14 @@ static int g723_1_decode_frame(AVCodecContext *avctx, void *data,
ActiveFrame : UntransmittedFrame;
}
*data_size = FRAME_LEN * sizeof(int16_t);
p->frame.nb_samples = FRAME_LEN + LPC_ORDER;
if ((ret = avctx->get_buffer(avctx, &p->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
out= p->frame.data[0];
if(p->cur_frame_type == ActiveFrame) {
if (!bad_frame) {
p->erased_frames = 0;
@ -1051,7 +1062,7 @@ static int g723_1_decode_frame(AVCodecContext *avctx, void *data,
memcpy(p->prev_excitation, p->excitation + FRAME_LEN,
PITCH_MAX * sizeof(int16_t));
} else {
memset(out, 0, *data_size);
memset(out, 0, sizeof(int16_t)*FRAME_LEN);
av_log(avctx, AV_LOG_WARNING,
"G.723.1: Comfort noise generation not supported yet\n");
return frame_size[dec_mode];
@ -1068,7 +1079,10 @@ static int g723_1_decode_frame(AVCodecContext *avctx, void *data,
formant_postfilter(p, lpc, out);
memmove(out, out + LPC_ORDER, *data_size);
memmove(out, out + LPC_ORDER, sizeof(int16_t)*FRAME_LEN);
p->frame.nb_samples = FRAME_LEN;
*(AVFrame*)data = p->frame;
*got_frame_ptr = 1;
return frame_size[dec_mode];
}