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Better error handling in the Opus API

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This commit is contained in:
Jean-Marc Valin 2011-08-29 09:40:57 -04:00
parent 3e7c051853
commit 9d8dc3a3cb
4 changed files with 64 additions and 28 deletions
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37
src/opus_encoder.c
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@ -110,7 +110,7 @@ int opus_encoder_get_size(int channels)
return align(sizeof(OpusEncoder))+silkEncSizeBytes+celtEncSizeBytes;
}
OpusEncoder *opus_encoder_init(OpusEncoder* st, int Fs, int channels, int application)
int opus_encoder_init(OpusEncoder* st, int Fs, int channels, int application)
{
void *silk_enc;
CELTEncoder *celt_enc;
@ -118,17 +118,17 @@ OpusEncoder *opus_encoder_init(OpusEncoder* st, int Fs, int channels, int applic
int ret, silkEncSizeBytes;
if (channels > 2 || channels < 1)
return NULL;
return OPUS_BAD_ARG;
if (application < OPUS_APPLICATION_VOIP || application > OPUS_APPLICATION_AUDIO)
return NULL;
return OPUS_BAD_ARG;
if (Fs != 8000 && Fs != 12000 && Fs != 16000 && Fs != 24000 && Fs != 48000)
return NULL;
return OPUS_BAD_ARG;
memset(st, 0, opus_encoder_get_size(channels));
/* Create SILK encoder */
ret = silk_Get_Encoder_Size( &silkEncSizeBytes );
if (ret)
return NULL;
return OPUS_BAD_ARG;
silkEncSizeBytes = align(silkEncSizeBytes);
st->silk_enc_offset = align(sizeof(OpusEncoder));
st->celt_enc_offset = st->silk_enc_offset+silkEncSizeBytes;
@ -190,11 +190,11 @@ OpusEncoder *opus_encoder_init(OpusEncoder* st, int Fs, int channels, int applic
else
st->delay_compensation += 2;
return st;
return OPUS_OK;
failure:
free(st);
return NULL;
return OPUS_INTERNAL_ERROR;
}
static unsigned char gen_toc(int mode, int framerate, int bandwidth, int channels)
@ -228,12 +228,25 @@ static unsigned char gen_toc(int mode, int framerate, int bandwidth, int channel
toc |= (channels==2)<<2;
return toc;
}
OpusEncoder *opus_encoder_create(int Fs, int channels, int mode)
OpusEncoder *opus_encoder_create(int Fs, int channels, int mode, int *error)
{
char *raw_state = (char *)malloc(opus_encoder_get_size(channels));
if (raw_state == NULL)
return NULL;
return opus_encoder_init((OpusEncoder*)raw_state, Fs, channels, mode);
int ret;
char *raw_state = (char *)malloc(opus_encoder_get_size(channels));
if (raw_state == NULL)
{
if (error)
*error = OPUS_ALLOC_FAIL;
return NULL;
}
ret = opus_encoder_init((OpusEncoder*)raw_state, Fs, channels, mode);
if (error)
*error = ret;
if (ret != OPUS_OK)
{
free(raw_state);
raw_state = NULL;
}
return (OpusEncoder*)raw_state;
}
#ifdef FIXED_POINT
int opus_encode(OpusEncoder *st, const opus_val16 *pcm, int frame_size,