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Commit 8fd58259 authored by Ilkka Ollakka's avatar Ilkka Ollakka
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avcodec: reuse AVFrames so no need to allocate/free it every time we encode picture/audioblock

parent 6821ffc8
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Showing with 46 additions and 47 deletions
modules/codec/avcodec/encoder.c
View file @ 8fd58259
......@@ -135,6 +135,8 @@ struct encoder_sys_t
float f_lumi_masking, f_dark_masking, f_p_masking, f_border_masking;
int i_luma_elim, i_chroma_elim;
int i_aac_profile; /* AAC profile to use.*/
AVFrame *frame;
};
static const char *const ppsz_enc_options[] = {
......@@ -842,7 +844,13 @@ int OpenEncoder( vlc_object_t *p_this )
p_sys->i_buffer_out = p_sys->i_frame_size * p_sys->i_sample_bytes;
}
p_sys->frame = avcodec_alloc_frame();
if( !p_sys->frame )
{
goto error;
}
msg_Dbg( p_enc, "found encoder %s", psz_namecodec );
p_enc->pf_encode_video = EncodeVideo;
p_enc->pf_encode_audio = EncodeAudio;
......@@ -873,29 +881,28 @@ static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pict )
block_t *p_block = block_Alloc( blocksize );
if( likely(p_pict) ) {
AVFrame *frame;
frame = avcodec_alloc_frame();
avcodec_get_frame_defaults( p_sys->frame );
for( i_plane = 0; i_plane < p_pict->i_planes; i_plane++ )
{
frame->data[i_plane] = p_pict->p[i_plane].p_pixels;
frame->linesize[i_plane] = p_pict->p[i_plane].i_pitch;
p_sys->frame->data[i_plane] = p_pict->p[i_plane].p_pixels;
p_sys->frame->linesize[i_plane] = p_pict->p[i_plane].i_pitch;
}
/* Let libavcodec select the frame type */
frame->pict_type = 0;
p_sys->frame->pict_type = 0;
frame->repeat_pict = p_pict->i_nb_fields - 2;
frame->interlaced_frame = !p_pict->b_progressive;
frame->top_field_first = !!p_pict->b_top_field_first;
p_sys->frame->repeat_pict = p_pict->i_nb_fields - 2;
p_sys->frame->interlaced_frame = !p_pict->b_progressive;
p_sys->frame->top_field_first = !!p_pict->b_top_field_first;
/* Set the pts of the frame being encoded */
frame->pts = p_pict->date ? p_pict->date : (int64_t)AV_NOPTS_VALUE;
p_sys->frame->pts = p_pict->date ? p_pict->date : (int64_t)AV_NOPTS_VALUE;
if ( p_sys->b_hurry_up && frame->pts != (int64_t)AV_NOPTS_VALUE )
if ( p_sys->b_hurry_up && p_sys->frame->pts != (int64_t)AV_NOPTS_VALUE )
{
mtime_t current_date = mdate();
if ( current_date + HURRY_UP_GUARD3 > frame->pts )
if ( current_date + HURRY_UP_GUARD3 > p_sys->frame->pts )
{
p_sys->p_context->mb_decision = FF_MB_DECISION_SIMPLE;
p_sys->p_context->trellis = 0;
......@@ -905,11 +912,11 @@ static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pict )
{
p_sys->p_context->mb_decision = p_sys->i_hq;
if ( current_date + HURRY_UP_GUARD2 > frame->pts )
if ( current_date + HURRY_UP_GUARD2 > p_sys->frame->pts )
{
p_sys->p_context->trellis = 0;
p_sys->p_context->noise_reduction = p_sys->i_noise_reduction
+ (HURRY_UP_GUARD2 + current_date - frame->pts) / 500;
+ (HURRY_UP_GUARD2 + current_date - p_sys->frame->pts) / 500;
msg_Dbg( p_enc, "hurry up mode 2" );
}
else
......@@ -921,41 +928,38 @@ static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pict )
}
}
if ( current_date + HURRY_UP_GUARD1 > frame->pts )
if ( current_date + HURRY_UP_GUARD1 > p_sys->frame->pts )
{
frame->pict_type = AV_PICTURE_TYPE_P;
p_sys->frame->pict_type = AV_PICTURE_TYPE_P;
/* msg_Dbg( p_enc, "hurry up mode 1 %lld", current_date + HURRY_UP_GUARD1 - frame.pts ); */
}
}
if ( frame->pts != (int64_t)AV_NOPTS_VALUE && frame->pts != 0 )
if ( p_sys->frame->pts != (int64_t)AV_NOPTS_VALUE && p_sys->frame->pts != 0 )
{
if ( p_sys->i_last_pts == frame->pts )
if ( p_sys->i_last_pts == p_sys->frame->pts )
{
msg_Warn( p_enc, "almost fed libavcodec with two frames with the "
"same PTS (%"PRId64 ")", frame->pts );
av_freep( &frame );
"same PTS (%"PRId64 ")", p_sys->frame->pts );
return NULL;
}
else if ( p_sys->i_last_pts > frame->pts )
else if ( p_sys->i_last_pts > p_sys->frame->pts )
{
msg_Warn( p_enc, "almost fed libavcodec with a frame in the "
"past (current: %"PRId64 ", last: %"PRId64")",
frame->pts, p_sys->i_last_pts );
av_freep( &frame );
p_sys->frame->pts, p_sys->i_last_pts );
return NULL;
}
else
{
p_sys->i_last_pts = frame->pts;
p_sys->i_last_pts = p_sys->frame->pts;
}
}
frame->quality = p_sys->i_quality;
p_sys->frame->quality = p_sys->i_quality;
i_out = avcodec_encode_video( p_sys->p_context, p_block->p_buffer,
p_block->i_buffer, frame );
av_freep( &frame );
p_block->i_buffer, p_sys->frame );
}
else
{
......@@ -1042,7 +1046,6 @@ static block_t *EncodeAudio( encoder_t *p_enc, block_t *p_aout_buf )
encoder_sys_t *p_sys = p_enc->p_sys;
block_t *p_block, *p_chain = NULL;
AVFrame *frame=NULL;
int got_packet,i_out,i_samples_left=0,i_data_offset = 0;
//i_samples_left is amount of samples we get
......@@ -1054,9 +1057,9 @@ static block_t *EncodeAudio( encoder_t *p_enc, block_t *p_aout_buf )
//How much we need to copy from new packet
const int leftover = __MAX(0,__MIN(i_samples_left, (p_sys->i_frame_size - p_sys->i_samples_delay)));
frame = avcodec_alloc_frame();
frame->nb_samples = p_sys->i_samples_delay + leftover;
frame->format = p_sys->p_context->sample_fmt;
avcodec_get_frame_defaults( p_sys->frame );
p_sys->frame->nb_samples = p_sys->i_samples_delay + leftover;
p_sys->frame->format = p_sys->p_context->sample_fmt;
//Copy samples from new packet to buffer to get frame size
if( likely( leftover ) )
......@@ -1071,7 +1074,7 @@ static block_t *EncodeAudio( encoder_t *p_enc, block_t *p_aout_buf )
);
}
if( avcodec_fill_audio_frame( frame, p_enc->fmt_in.audio.i_channels,
if( avcodec_fill_audio_frame( p_sys->frame, p_enc->fmt_in.audio.i_channels,
p_sys->p_context->sample_fmt,
p_sys->p_buffer,
(p_sys->i_samples_delay + leftover) * p_sys->i_sample_bytes * p_enc->fmt_in.audio.i_channels,
......@@ -1079,7 +1082,7 @@ static block_t *EncodeAudio( encoder_t *p_enc, block_t *p_aout_buf )
msg_Err( p_enc, "Filling on leftovers error i_leftover %d i_samples_left %d samples_delay %d frame size %d", leftover, i_samples_left, p_sys->i_samples_delay, p_sys->i_frame_size );
if( likely( p_aout_buf ) )
frame->pts = p_aout_buf->i_pts -
p_sys->frame->pts = p_aout_buf->i_pts -
(mtime_t)1000000 * (mtime_t)p_sys->i_samples_delay /
(mtime_t)p_enc->fmt_in.audio.i_rate;
......@@ -1092,14 +1095,10 @@ static block_t *EncodeAudio( encoder_t *p_enc, block_t *p_aout_buf )
packet.data = p_block->p_buffer;
packet.size = p_block->i_buffer;
i_out = avcodec_encode_audio2( p_sys->p_context, &packet, frame, &got_packet );
i_out = avcodec_encode_audio2( p_sys->p_context, &packet, p_sys->frame, &got_packet );
p_block->i_buffer = packet.size;
/*FIXME: same as avcodec_free_frame, but we don't require so new avcodec that has it*/
if( frame->extended_data != frame->data )
av_freep( frame->extended_data );
av_freep( &frame );
if( unlikely( !got_packet || ( i_out < 0 ) ) )
{
if( i_out < 0 )
......@@ -1148,23 +1147,22 @@ static block_t *EncodeAudio( encoder_t *p_enc, block_t *p_aout_buf )
while( i_samples_left >= p_sys->i_frame_size )
{
AVPacket packet = {0};
frame = avcodec_alloc_frame();
frame->nb_samples = p_sys->i_frame_size;
frame->format = p_sys->p_context->sample_fmt;
p_sys->frame->nb_samples = p_sys->i_frame_size;
p_sys->frame->format = p_sys->p_context->sample_fmt;
if( av_sample_fmt_is_planar( p_sys->p_context->sample_fmt ) )
{
aout_Deinterleave( p_sys->p_buffer, p_aout_buf->p_buffer+i_data_offset,
p_sys->i_frame_size, p_enc->fmt_in.audio.i_channels, p_enc->fmt_in.i_codec );
if( avcodec_fill_audio_frame( frame, p_enc->fmt_in.audio.i_channels,
if( avcodec_fill_audio_frame( p_sys->frame, p_enc->fmt_in.audio.i_channels,
p_sys->p_context->sample_fmt,
p_sys->p_buffer,
p_sys->i_frame_size * p_sys->i_sample_bytes * p_enc->fmt_in.audio.i_channels,
0) < 0 )
msg_Err( p_enc, "filling error on encode" );
} else {
if( avcodec_fill_audio_frame( frame, p_enc->fmt_in.audio.i_channels,
if( avcodec_fill_audio_frame( p_sys->frame, p_enc->fmt_in.audio.i_channels,
p_sys->p_context->sample_fmt,
p_aout_buf->p_buffer+i_data_offset,
p_sys->i_frame_size * p_sys->i_sample_bytes * p_enc->fmt_in.audio.i_channels,
......@@ -1175,19 +1173,16 @@ static block_t *EncodeAudio( encoder_t *p_enc, block_t *p_aout_buf )
i_samples_left -= p_sys->i_frame_size;
i_data_offset += p_sys->i_frame_size * p_sys->i_sample_bytes * p_enc->fmt_in.audio.i_channels;
frame->pts = p_aout_buf->i_pts;
p_sys->frame->pts = p_aout_buf->i_pts;
p_block = block_Alloc( p_sys->i_buffer_out );
av_init_packet( &packet );
packet.data = p_block->p_buffer;
packet.size = p_block->i_buffer;
i_out = avcodec_encode_audio2( p_sys->p_context, &packet, frame, &got_packet );
i_out = avcodec_encode_audio2( p_sys->p_context, &packet, p_sys->frame, &got_packet );
p_block->i_buffer = packet.size;
if( frame->extended_data != frame->data )
av_freep( frame->extended_data );
av_freep( &frame );
if( unlikely( !got_packet || ( i_out < 0 ) ) )
{
if( i_out < 0 )
......@@ -1234,11 +1229,15 @@ void CloseEncoder( vlc_object_t *p_this )
encoder_t *p_enc = (encoder_t *)p_this;
encoder_sys_t *p_sys = p_enc->p_sys;
/*FIXME: we should use avcodec_free_frame, but we don't require so new avcodec that has it*/
av_freep( &p_sys->frame );
vlc_avcodec_lock();
avcodec_close( p_sys->p_context );
vlc_avcodec_unlock();
av_free( p_sys->p_context );
free( p_sys->p_buffer );
free( p_sys );
......
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