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libopencore-amr: decode directly to the user-provided AVFrame

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This commit is contained in:
Justin Ruggles 2012-12-23 18:42:58 -05:00
parent 4f69612d3e
commit 0cd08367dd
1 changed files with 10 additions and 18 deletions
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28
libavcodec/libopencore-amr.c
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@ -86,7 +86,6 @@ static int get_bitrate_mode(int bitrate, void *log_ctx)
typedef struct AMRContext {
AVClass *av_class;
AVFrame frame;
void *dec_state;
void *enc_state;
int enc_bitrate;
@ -119,9 +118,6 @@ static av_cold int amr_nb_decode_init(AVCodecContext *avctx)
return -1;
}
avcodec_get_frame_defaults(&s->frame);
avctx->coded_frame = &s->frame;
return 0;
}
@ -137,6 +133,7 @@ static av_cold int amr_nb_decode_close(AVCodecContext *avctx)
static int amr_nb_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
AMRContext *s = avctx->priv_data;
@ -148,8 +145,8 @@ static int amr_nb_decode_frame(AVCodecContext *avctx, void *data,
buf, buf_size, avctx->frame_number);
/* get output buffer */
s->frame.nb_samples = 160;
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
frame->nb_samples = 160;
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
@ -166,10 +163,9 @@ static int amr_nb_decode_frame(AVCodecContext *avctx, void *data,
av_dlog(avctx, "packet_size=%d buf= 0x%X %X %X %X\n",
packet_size, buf[0], buf[1], buf[2], buf[3]);
/* call decoder */
Decoder_Interface_Decode(s->dec_state, buf, (short *)s->frame.data[0], 0);
Decoder_Interface_Decode(s->dec_state, buf, (short *)frame->data[0], 0);
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
*got_frame_ptr = 1;
return packet_size;
}
@ -315,7 +311,6 @@ AVCodec ff_libopencore_amrnb_encoder = {
#include <opencore-amrwb/if_rom.h>
typedef struct AMRWBContext {
AVFrame frame;
void *state;
} AMRWBContext;
@ -329,15 +324,13 @@ static av_cold int amr_wb_decode_init(AVCodecContext *avctx)
s->state = D_IF_init();
avcodec_get_frame_defaults(&s->frame);
avctx->coded_frame = &s->frame;
return 0;
}
static int amr_wb_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
AMRWBContext *s = avctx->priv_data;
@ -346,8 +339,8 @@ static int amr_wb_decode_frame(AVCodecContext *avctx, void *data,
static const uint8_t block_size[16] = {18, 24, 33, 37, 41, 47, 51, 59, 61, 6, 6, 0, 0, 0, 1, 1};
/* get output buffer */
s->frame.nb_samples = 320;
if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
frame->nb_samples = 320;
if ((ret = ff_get_buffer(avctx, frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
@ -361,10 +354,9 @@ static int amr_wb_decode_frame(AVCodecContext *avctx, void *data,
return AVERROR_INVALIDDATA;
}
D_IF_decode(s->state, buf, (short *)s->frame.data[0], _good_frame);
D_IF_decode(s->state, buf, (short *)frame->data[0], _good_frame);
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
*got_frame_ptr = 1;
return packet_size;
}