@ -45,9 +45,8 @@ typedef struct SVQ1Context {
AVCodecContext * avctx ;
DSPContext dsp ;
HpelDSPContext hdsp ;
AVFrame picture ;
AVFrame current_picture ;
AVFrame last_picture ;
AVFrame * current_picture ;
AVFrame * last_picture ;
PutBitContext pb ;
GetBitContext gb ;
@ -264,13 +263,14 @@ static int svq1_encode_plane(SVQ1Context *s, int plane,
unsigned char * decoded_plane ,
int width , int height , int src_stride , int stride )
{
const AVFrame * f = s - > avctx - > coded_frame ;
int x , y ;
int i ;
int block_width , block_height ;
int level ;
int threshold [ 6 ] ;
uint8_t * src = s - > scratchbuf + stride * 16 ;
const int lambda = ( s - > picture . quality * s - > picture . quality ) > >
const int lambda = ( f - > quality * f - > quality ) > >
( 2 * FF_LAMBDA_SHIFT ) ;
/* figure out the acceptable level thresholds in advance */
@ -281,7 +281,7 @@ static int svq1_encode_plane(SVQ1Context *s, int plane,
block_width = ( width + 15 ) / 16 ;
block_height = ( height + 15 ) / 16 ;
if ( s - > picture . pict_type = = AV_PICTURE_TYPE_P ) {
if ( f - > pict_type = = AV_PICTURE_TYPE_P ) {
s - > m . avctx = s - > avctx ;
s - > m . current_picture_ptr = & s - > m . current_picture ;
s - > m . last_picture_ptr = & s - > m . last_picture ;
@ -297,13 +297,13 @@ static int svq1_encode_plane(SVQ1Context *s, int plane,
s - > m . mb_stride = s - > m . mb_width + 1 ;
s - > m . b8_stride = 2 * s - > m . mb_width + 1 ;
s - > m . f_code = 1 ;
s - > m . pict_type = s - > picture . pict_type ;
s - > m . pict_type = f - > pict_type ;
s - > m . me_method = s - > avctx - > me_method ;
s - > m . me . scene_change_score = 0 ;
s - > m . flags = s - > avctx - > flags ;
// s->m.out_format = FMT_H263;
// s->m.unrestricted_mv = 1;
s - > m . lambda = s - > picture . quality ;
s - > m . lambda = f - > quality ;
s - > m . qscale = s - > m . lambda * 139 +
FF_LAMBDA_SCALE * 64 > >
FF_LAMBDA_SHIFT + 7 ;
@ -396,13 +396,13 @@ static int svq1_encode_plane(SVQ1Context *s, int plane,
ff_init_block_index ( & s - > m ) ;
ff_update_block_index ( & s - > m ) ;
if ( s - > picture . pict_type = = AV_PICTURE_TYPE_I | |
if ( f - > pict_type = = AV_PICTURE_TYPE_I | |
( s - > m . mb_type [ x + y * s - > m . mb_stride ] &
CANDIDATE_MB_TYPE_INTRA ) ) {
for ( i = 0 ; i < 6 ; i + + )
init_put_bits ( & s - > reorder_pb [ i ] , reorder_buffer [ 0 ] [ i ] ,
7 * 32 ) ;
if ( s - > picture . pict_type = = AV_PICTURE_TYPE_P ) {
if ( f - > pict_type = = AV_PICTURE_TYPE_P ) {
const uint8_t * vlc = ff_svq1_block_type_vlc [ SVQ1_BLOCK_INTRA ] ;
put_bits ( & s - > reorder_pb [ 5 ] , vlc [ 1 ] , vlc [ 0 ] ) ;
score [ 0 ] = vlc [ 1 ] * lambda ;
@ -418,7 +418,7 @@ static int svq1_encode_plane(SVQ1Context *s, int plane,
best = 0 ;
if ( s - > picture . pict_type = = AV_PICTURE_TYPE_P ) {
if ( f - > pict_type = = AV_PICTURE_TYPE_P ) {
const uint8_t * vlc = ff_svq1_block_type_vlc [ SVQ1_BLOCK_INTER ] ;
int mx , my , pred_x , pred_y , dxy ;
int16_t * motion_ptr ;
@ -498,13 +498,48 @@ static int svq1_encode_plane(SVQ1Context *s, int plane,
return 0 ;
}
static av_cold int svq1_encode_end ( AVCodecContext * avctx )
{
SVQ1Context * const s = avctx - > priv_data ;
int i ;
av_log ( avctx , AV_LOG_DEBUG , " RD: %f \n " ,
s - > rd_total / ( double ) ( avctx - > width * avctx - > height *
avctx - > frame_number ) ) ;
av_freep ( & s - > m . me . scratchpad ) ;
av_freep ( & s - > m . me . map ) ;
av_freep ( & s - > m . me . score_map ) ;
av_freep ( & s - > mb_type ) ;
av_freep ( & s - > dummy ) ;
av_freep ( & s - > scratchbuf ) ;
for ( i = 0 ; i < 3 ; i + + ) {
av_freep ( & s - > motion_val8 [ i ] ) ;
av_freep ( & s - > motion_val16 [ i ] ) ;
}
av_frame_free ( & s - > current_picture ) ;
av_frame_free ( & s - > last_picture ) ;
av_frame_free ( & avctx - > coded_frame ) ;
return 0 ;
}
static av_cold int svq1_encode_init ( AVCodecContext * avctx )
{
SVQ1Context * const s = avctx - > priv_data ;
ff_dsputil_init ( & s - > dsp , avctx ) ;
ff_hpeldsp_init ( & s - > hdsp , avctx - > flags ) ;
avctx - > coded_frame = & s - > picture ;
avctx - > coded_frame = av_frame_alloc ( ) ;
s - > current_picture = av_frame_alloc ( ) ;
s - > last_picture = av_frame_alloc ( ) ;
if ( ! avctx - > coded_frame | | ! s - > current_picture | | ! s - > last_picture ) {
svq1_encode_end ( avctx ) ;
return AVERROR ( ENOMEM ) ;
}
s - > frame_width = avctx - > width ;
s - > frame_height = avctx - > height ;
@ -536,8 +571,7 @@ static int svq1_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame * pict , int * got_packet )
{
SVQ1Context * const s = avctx - > priv_data ;
AVFrame * const p = & s - > picture ;
AVFrame temp ;
AVFrame * const p = avctx - > coded_frame ;
int i , ret ;
if ( ( ret = ff_alloc_packet2 ( avctx , pkt , s - > y_block_width * s - > y_block_height *
@ -549,35 +583,33 @@ static int svq1_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
return - 1 ;
}
if ( ! s - > current_picture . data [ 0 ] ) {
if ( ( ret = ff_get_buffer ( avctx , & s - > current_picture , 0 ) ) < 0 | |
( ret = ff_get_buffer ( avctx , & s - > last_picture , 0 ) ) < 0 ) {
if ( ! s - > current_picture - > data [ 0 ] ) {
if ( ( ret = ff_get_buffer ( avctx , s - > current_picture , 0 ) ) < 0 | |
( ret = ff_get_buffer ( avctx , s - > last_picture , 0 ) ) < 0 ) {
return ret ;
}
s - > scratchbuf = av_malloc ( s - > current_picture . linesize [ 0 ] * 16 * 2 ) ;
s - > scratchbuf = av_malloc ( s - > current_picture - > linesize [ 0 ] * 16 * 2 ) ;
}
av_frame_move_ref ( & temp , & s - > current_picture ) ;
av_frame_move_ref ( & s - > current_picture , & s - > last_picture ) ;
av_frame_move_ref ( & s - > last_picture , & temp ) ;
FFSWAP ( AVFrame * , s - > current_picture , s - > last_picture ) ;
init_put_bits ( & s - > pb , pkt - > data , pkt - > size ) ;
* p = * pict ;
p - > pict_type = avctx - > gop_size & & avctx - > frame_number % avctx - > gop_size ?
AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I ;
p - > key_frame = p - > pict_type = = AV_PICTURE_TYPE_I ;
p - > quality = pict - > quality ;
svq1_write_header ( s , p - > pict_type ) ;
for ( i = 0 ; i < 3 ; i + + )
if ( svq1_encode_plane ( s , i ,
s - > picture . data [ i ] ,
s - > last_picture . data [ i ] ,
s - > current_picture . data [ i ] ,
pict - > data [ i ] ,
s - > last_picture - > data [ i ] ,
s - > current_picture - > data [ i ] ,
s - > frame_width / ( i ? 4 : 1 ) ,
s - > frame_height / ( i ? 4 : 1 ) ,
s - > picture . linesize [ i ] ,
s - > current_picture . linesize [ i ] ) < 0 )
pict - > linesize [ i ] ,
s - > current_picture - > linesize [ i ] ) < 0 )
return - 1 ;
// avpriv_align_put_bits(&s->pb);
@ -594,33 +626,6 @@ static int svq1_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
return 0 ;
}
static av_cold int svq1_encode_end ( AVCodecContext * avctx )
{
SVQ1Context * const s = avctx - > priv_data ;
int i ;
av_log ( avctx , AV_LOG_DEBUG , " RD: %f \n " ,
s - > rd_total / ( double ) ( avctx - > width * avctx - > height *
avctx - > frame_number ) ) ;
av_freep ( & s - > m . me . scratchpad ) ;
av_freep ( & s - > m . me . map ) ;
av_freep ( & s - > m . me . score_map ) ;
av_freep ( & s - > mb_type ) ;
av_freep ( & s - > dummy ) ;
av_freep ( & s - > scratchbuf ) ;
for ( i = 0 ; i < 3 ; i + + ) {
av_freep ( & s - > motion_val8 [ i ] ) ;
av_freep ( & s - > motion_val16 [ i ] ) ;
}
av_frame_unref ( & s - > current_picture ) ;
av_frame_unref ( & s - > last_picture ) ;
return 0 ;
}
AVCodec ff_svq1_encoder = {
. name = " svq1 " ,
. long_name = NULL_IF_CONFIG_SMALL ( " Sorenson Vector Quantizer 1 / Sorenson Video 1 / SVQ1 " ) ,