static block_t *Encode( encoder_t *p_enc, aout_buffer_t *p_aout_buf )
{
encoder_sys_t *p_sys = p_enc->p_sys;
int16_t *p_buffer = (int16_t *)p_aout_buf->p_buffer;
int i_nb_samples = p_aout_buf->i_nb_samples;
block_t *p_chain = NULL;
mtime_t i_computed_pts = p_aout_buf->start_date -
(mtime_t)1000000 * (mtime_t)p_sys->i_nb_samples /
(mtime_t)p_enc->fmt_in.audio.i_rate;
if ( aout_DateGet( &p_sys->pts ) - i_computed_pts > 10000 ||
aout_DateGet( &p_sys->pts ) - i_computed_pts < -10000 )
{
msg_Dbg( p_enc, "resetting audio date" );
aout_DateSet( &p_sys->pts, i_computed_pts );
}
while ( p_sys->i_nb_samples + i_nb_samples >= MPEG_FRAME_SIZE )
{
int i_used;
block_t *p_block;
Uninterleave( p_enc, p_buffer, MPEG_FRAME_SIZE - p_sys->i_nb_samples );
i_nb_samples -= MPEG_FRAME_SIZE - p_sys->i_nb_samples;
p_buffer += (MPEG_FRAME_SIZE - p_sys->i_nb_samples) * 2;
toolame_encode_buffer( p_sys->p_toolame, p_sys->p_left,
p_sys->p_right, MPEG_FRAME_SIZE,
p_sys->p_out_buffer, MAX_CODED_FRAME_SIZE,
&i_used );
p_sys->i_nb_samples = 0;
p_block = block_New( p_enc, i_used );
p_enc->p_vlc->pf_memcpy( p_block->p_buffer, p_sys->p_out_buffer,
i_used );
p_block->i_length = (mtime_t)1000000 *
(mtime_t)MPEG_FRAME_SIZE / (mtime_t)p_enc->fmt_in.audio.i_rate;
p_block->i_dts = p_block->i_pts = aout_DateGet( &p_sys->pts );
aout_DateIncrement( &p_sys->pts, MPEG_FRAME_SIZE );
block_ChainAppend( &p_chain, p_block );
}
if ( i_nb_samples )
{
Uninterleave( p_enc, p_buffer, i_nb_samples );
p_sys->i_nb_samples += i_nb_samples;
}
return p_chain;
}
static int encode_toolame(audio_encoder_t *encoder, uint8_t *dest, void *src, int len, int max_size)
{
mpae_toolame_ctx *ctx = (mpae_toolame_ctx *)encoder->priv;
int ret_size = 0, r2, i, nsamples;
int16_t *buffer;
nsamples = len / (2*encoder->params.channels);
buffer = (uint16_t *) src;
for(i = 0; i < nsamples; i++)
{
ctx->left_pcm[i] = buffer[ctx->channels * i];
ctx->right_pcm[i] = buffer[(ctx->channels * i) + (ctx->channels - 1)];
}
toolame_encode_buffer(ctx->toolame_ctx, ctx->left_pcm, ctx->right_pcm, nsamples, dest, max_size, &ret_size);
r2 = mp_decode_mp3_header(dest);
mp_msg(MSGT_MENCODER, MSGL_DBG2, "\nSIZE: %d, max: %d, r2: %d\n", ret_size, max_size, r2);
if(r2 > 0)
ret_size = r2;
return ret_size;
}
