[vlc-devel] [PATCH] color extraction: removing unecessary red, green and blue specific functions
victorien.lecouviour.tuffet at gmail.com
victorien.lecouviour.tuffet at gmail.com
Tue Apr 4 13:02:00 CEST 2017
From: Psilokos <victorien.lecouviour-tuffet at epitech.eu>
---
modules/video_filter/extract.c | 592 +++--------------------------------------
1 file changed, 36 insertions(+), 556 deletions(-)
diff --git a/modules/video_filter/extract.c b/modules/video_filter/extract.c
index acb903c022..ba52e235c6 100644
--- a/modules/video_filter/extract.c
+++ b/modules/video_filter/extract.c
@@ -47,18 +47,9 @@ static picture_t *Filter( filter_t *, picture_t * );
static int ExtractCallback( vlc_object_t *, char const *,
vlc_value_t, vlc_value_t, void * );
-static void get_red_from_yuv420( picture_t *, picture_t *, int, int, int );
-static void get_green_from_yuv420( picture_t *, picture_t *, int, int, int );
-static void get_blue_from_yuv420( picture_t *, picture_t *, int, int, int );
-static void get_red_from_yuv10( picture_t *, picture_t *, int, int, int );
-static void get_green_from_yuv10( picture_t *, picture_t *, int, int, int );
-static void get_blue_from_yuv10( picture_t *, picture_t *, int, int, int );
-static void get_red_from_yuv422( picture_t *, picture_t *, int, int, int );
-static void get_green_from_yuv422( picture_t *, picture_t *, int, int, int );
-static void get_blue_from_yuv422( picture_t *, picture_t *, int, int, int );
static void make_projection_matrix( filter_t *, int color, int *matrix );
static void get_custom_from_yuv420( picture_t *, picture_t *, int, int, int, int * );
-static void get_custom_from_yuv10( picture_t *, picture_t *, int, int, int, int * );
+static void get_custom_from_yuv420_10( picture_t *, picture_t *, int, int, int, int * );
static void get_custom_from_yuv422( picture_t *, picture_t *, int, int, int, int * );
static void get_custom_from_packedyuv422( picture_t *, picture_t *, int * );
@@ -191,92 +182,41 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
vlc_mutex_lock( &p_sys->lock );
switch( p_pic->format.i_chroma )
- {
- case VLC_CODEC_I420:
- case VLC_CODEC_J420:
- case VLC_CODEC_YV12:
- switch( p_sys->i_color )
- {
- case RED:
- get_red_from_yuv420( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- case GREEN:
- get_green_from_yuv420( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- case BLUE:
- get_blue_from_yuv420( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- default:
- get_custom_from_yuv420( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE,
- p_sys->projection_matrix);
- break;
- }
- break;
-
- case VLC_CODEC_I422:
- case VLC_CODEC_J422:
- switch( p_filter->p_sys->i_color )
- {
- case RED:
- get_red_from_yuv422( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- case GREEN:
- get_green_from_yuv422( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- case BLUE:
- get_blue_from_yuv422( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- default:
- get_custom_from_yuv422( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE,
- p_sys->projection_matrix);
- break;
- }
- break;
-
- case VLC_CODEC_I420_10L:
- case VLC_CODEC_I420_10B:
- switch( p_filter->p_sys->i_color )
- {
- case RED:
- get_red_from_yuv10( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- case GREEN:
- get_green_from_yuv10( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- case BLUE:
- get_blue_from_yuv10( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE );
- break;
- default:
- get_custom_from_yuv10( p_pic, p_outpic,
- Y_PLANE, U_PLANE, V_PLANE,
- p_sys->projection_matrix);
- break;
- }
- break;
+ {
+ case VLC_CODEC_I420:
+ case VLC_CODEC_J420:
+ case VLC_CODEC_YV12:
+ get_custom_from_yuv420( p_pic, p_outpic,
+ Y_PLANE, U_PLANE, V_PLANE,
+ p_sys->projection_matrix);
+ break;
+
+ case VLC_CODEC_I422:
+ case VLC_CODEC_J422:
+ get_custom_from_yuv422( p_pic, p_outpic,
+ Y_PLANE, U_PLANE, V_PLANE,
+ p_sys->projection_matrix);
+ break;
+
+ case VLC_CODEC_I420_10L:
+ case VLC_CODEC_I420_10B:
+ get_custom_from_yuv420_10( p_pic, p_outpic,
+ Y_PLANE, U_PLANE, V_PLANE,
+ p_sys->projection_matrix);
+ break;
CASE_PACKED_YUV_422
- get_custom_from_packedyuv422( p_pic, p_outpic,
- p_sys->projection_matrix );
- break;
-
- default:
- vlc_mutex_unlock( &p_sys->lock );
- msg_Warn( p_filter, "Unsupported input chroma (%4.4s)",
- (char*)&(p_pic->format.i_chroma) );
- picture_Release( p_pic );
- return NULL;
- }
+ get_custom_from_packedyuv422( p_pic, p_outpic,
+ p_sys->projection_matrix );
+ break;
+
+ default:
+ vlc_mutex_unlock( &p_sys->lock );
+ msg_Warn( p_filter, "Unsupported input chroma (%4.4s)",
+ (char*)&(p_pic->format.i_chroma) );
+ picture_Release( p_pic );
+ return NULL;
+ }
vlc_mutex_unlock( &p_sys->lock );
return CopyInfoAndRelease( p_outpic, p_pic );
@@ -394,8 +334,8 @@ static void get_custom_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
}
}
-static void get_custom_from_yuv10( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp, int *m )
+static void get_custom_from_yuv420_10( picture_t *p_inpic, picture_t *p_outpic,
+ int yp, int up, int vp, int *m )
{
uint16_t *y1in = p_inpic->p[yp].p_pixels;
uint16_t *y2in;
@@ -540,466 +480,6 @@ static void get_custom_from_packedyuv422( picture_t *p_inpic,
}
}
-static void get_red_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint8_t *y1in = p_inpic->p[yp].p_pixels;
- uint8_t *y2in;
- uint8_t *vin = p_inpic->p[vp].p_pixels;
-
- uint8_t *y1out = p_outpic->p[yp].p_pixels;
- uint8_t *y2out;
- uint8_t *uout = p_outpic->p[up].p_pixels;
- uint8_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint8_t *yend = y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint8_t *y1end = y1in + i_visible_pitch;
- y2in = y1in + i_in_pitch;
- y2out = y1out + i_out_pitch;
- while( y1in < y1end )
- {
-/*
-19595 0 27473
--11058 0 -15504
-32768 0 45941
-*/
- *uout++ = vlc_uint8( (*y1in * -11058 + (*vin - V8) * -15504)
- / 65536 + U8 );
- *vout++ = vlc_uint8( (*y1in * 32768 + (*vin - V8) * 45941)
- / 65536 + V8 );
- *y1out++ = vlc_uint8( (*y1in++ * 19595 + (*vin - V8) * 27473)
- / 65536 );
- *y1out++ = vlc_uint8( (*y1in++ * 19595 + (*vin - V8) * 27473)
- / 65536 );
- *y2out++ = vlc_uint8( (*y2in++ * 19594 + (*vin - V8) * 27473)
- / 65536 );
- *y2out++ = vlc_uint8( (*y2in++ * 19594 + (*vin++ - V8) * 27473)
- / 65536 );
- }
- y1in += 2*i_in_pitch - i_visible_pitch;
- y1out += 2*i_out_pitch - i_visible_pitch;
- uout += p_outpic->p[up].i_pitch - i_uv_visible_pitch;
- vin += p_inpic->p[vp].i_pitch - i_uv_visible_pitch;
- vout += p_outpic->p[vp].i_pitch - i_uv_visible_pitch;
- }
-}
-
-static void get_green_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint8_t *y1in = p_inpic->p[yp].p_pixels;
- uint8_t *y2in;
- uint8_t *uin = p_inpic->p[up].p_pixels;
- uint8_t *vin = p_inpic->p[vp].p_pixels;
-
- uint8_t *y1out = p_outpic->p[yp].p_pixels;
- uint8_t *y2out;
- uint8_t *uout = p_outpic->p[up].p_pixels;
- uint8_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
-
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint8_t *yend = y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint8_t *y1end = y1in + i_visible_pitch;
- y2in = y1in + i_in_pitch;
- y2out = y1out + i_out_pitch;
- while( y1in < y1end )
- {
-/*
-38470 -13239 -27473
--21710 7471 15504
--27439 9443 19595
-*/
- *uout++ = vlc_uint8( (*y1in * -21710 + (*uin-U8) * 7471 + (*vin-V8) * 15504)
- / 65536 + U8 );
- *vout++ = vlc_uint8( (*y1in * -27439 + (*uin-U8) * 9443 + (*vin-V8) * 19595)
- / 65536 + V8 );
- *y1out++ = vlc_uint8( (*y1in++ * 38470 + (*uin-U8) * -13239 + (*vin-V8) * -27473)
- / 65536 );
- *y1out++ = vlc_uint8( (*y1in++ * 38470 + (*uin-U8) * -13239 + (*vin-V8) * -27473)
- / 65536 );
- *y2out++ = vlc_uint8( (*y2in++ * 38470 + (*uin-U8) * -13239 + (*vin-V8) * -27473)
- / 65536 );
- *y2out++ = vlc_uint8( (*y2in++ * 38470 + (*uin++ - U8) * -13239 + (*vin++ -V8) * -27473)
- / 65536 );
- }
- y1in += 2*i_in_pitch - i_visible_pitch;
- y1out += 2*i_out_pitch - i_visible_pitch;
- uin += p_inpic->p[up].i_pitch - i_uv_visible_pitch;
- uout += p_outpic->p[up].i_pitch - i_uv_visible_pitch;
- vin += p_inpic->p[vp].i_pitch - i_uv_visible_pitch;
- vout += p_outpic->p[vp].i_pitch - i_uv_visible_pitch;
- }
-}
-
-static void get_blue_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint8_t *y1in = p_inpic->p[yp].p_pixels;
- uint8_t *y2in;
- uint8_t *uin = p_inpic->p[up].p_pixels;
-
- uint8_t *y1out = p_outpic->p[yp].p_pixels;
- uint8_t *y2out;
- uint8_t *uout = p_outpic->p[up].p_pixels;
- uint8_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint8_t *yend = y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint8_t *y1end = y1in + i_visible_pitch;
- y2in = y1in + i_in_pitch;
- y2out = y1out + i_out_pitch;
- while( y1in < y1end )
- {
-/*
-7471 13239 0
-32768 58065 0
--5329 -9443 0
-*/
- *uout++ = vlc_uint8( (*y1in* 32768 + (*uin - U8) * 58065 )
- / 65536 + U8 );
- *vout++ = vlc_uint8( (*y1in * -5329 + (*uin - U8) * -9443 )
- / 65536 + V8 );
- *y1out++ = vlc_uint8( (*y1in++ * 7471 + (*uin - U8) * 13239 )
- / 65536 );
- *y1out++ = vlc_uint8( (*y1in++ * 7471 + (*uin - U8) * 13239 )
- / 65536 );
- *y2out++ = vlc_uint8( (*y2in++ * 7471 + (*uin - U8) * 13239 )
- / 65536 );
- *y2out++ = vlc_uint8( (*y2in++ * 7471 + (*uin++ - U8) * 13239 )
- / 65536 );
- }
- y1in += 2*i_in_pitch - i_visible_pitch;
- y1out += 2*i_out_pitch - i_visible_pitch;
- uin += p_inpic->p[up].i_pitch - i_uv_visible_pitch;
- uout += p_outpic->p[up].i_pitch - i_uv_visible_pitch;
- vout += p_inpic->p[vp].i_pitch - i_uv_visible_pitch;
- }
-}
-
-static void get_red_from_yuv10( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint16_t *y1in = p_inpic->p[yp].p_pixels;
- uint16_t *y2in;
- uint16_t *vin = p_inpic->p[vp].p_pixels;
-
- uint16_t *y1out = p_outpic->p[yp].p_pixels;
- uint16_t *y2out;
- uint16_t *uout = p_outpic->p[up].p_pixels;
- uint16_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint16_t *yend = (uint8_t*)y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint16_t *y1end = (uint8_t*)y1in + i_visible_pitch;
- y2in = (uint8_t*)y1in + i_in_pitch;
- y2out = (uint8_t*)y1out + i_out_pitch;
- while( y1in < y1end )
- {
-/*
-19595 0 27473
--11058 0 -15504
-32768 0 45941
-*/
- *uout++ = vlc_uint10( (*y1in * -11058 + (*vin - V10) * -15504)
- / 65536 + U10 );
- *vout++ = vlc_uint10( (*y1in * 32768 + (*vin - V10) * 45941)
- / 65536 + V10 );
- *y1out++ = vlc_uint10( (*y1in++ * 19595 + (*vin - V10) * 27473)
- / 65536 );
- *y1out++ = vlc_uint10( (*y1in++ * 19595 + (*vin - V10) * 27473)
- / 65536 );
- *y2out++ = vlc_uint10( (*y2in++ * 19594 + (*vin - V10) * 27473)
- / 65536 );
- *y2out++ = vlc_uint10( (*y2in++ * 19594 + (*vin++ - V10) * 27473)
- / 65536 );
- }
- y1in = (uint8_t*)y1in + (2*i_in_pitch - i_visible_pitch);
- y1out = (uint8_t*)y1out + (2*i_out_pitch - i_visible_pitch);
- uout = (uint8_t*)uout + (p_outpic->p[up].i_pitch - i_uv_visible_pitch);
- vin = (uint8_t*)vin + (p_inpic->p[vp].i_pitch - i_uv_visible_pitch);
- vout = (uint8_t*)vout + (p_outpic->p[vp].i_pitch - i_uv_visible_pitch);
- }
-}
-
-static void get_green_from_yuv10( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint16_t *y1in = p_inpic->p[yp].p_pixels;
- uint16_t *y2in;
- uint16_t *uin = p_inpic->p[up].p_pixels;
- uint16_t *vin = p_inpic->p[vp].p_pixels;
-
- uint16_t *y1out = p_outpic->p[yp].p_pixels;
- uint16_t *y2out;
- uint16_t *uout = p_outpic->p[up].p_pixels;
- uint16_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint16_t *yend = (uint8_t*)y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint16_t *y1end = (uint8_t*)y1in + i_visible_pitch;
- y2in = (uint8_t*)y1in + i_in_pitch;
- y2out = (uint8_t*)y1out + i_out_pitch;
- while( y1in < y1end )
- {
-/*
-19595 0 27473
--11058 0 -15504
-32768 0 45941
-*/
- *uout++ = vlc_uint10( (*y1in * -21710 + (*uin - U10) * 7471 + (*vin - V10) * 15504)
- / 65536 + U10 );
- *vout++ = vlc_uint10( (*y1in * -27439 + (*uin - U10) * 9443 + (*vin - V10) * 19595)
- / 65536 + V10 );
- *y1out++ = vlc_uint10( (*y1in++ * 38470 + (*uin - U10) * -13239 + (*vin - V10) * -27473)
- / 65536 );
- *y1out++ = vlc_uint10( (*y1in++ * 38470 + (*uin - U10) * -13239 + (*vin - V10) * -27473)
- / 65536 );
- *y2out++ = vlc_uint10( (*y2in++ * 38470 + (*uin - U10) * -13239 + (*vin - V10) * -27473)
- / 65536 );
- *y2out++ = vlc_uint10( (*y2in++ * 38470 + (*uin++ - U10) * -13239 + (*vin++ - V10) * -27473)
- / 65536 );
-
-}
- y1in = (uint8_t*)y1in + (2*i_in_pitch - i_visible_pitch);
- y1out = (uint8_t*)y1out + (2*i_out_pitch - i_visible_pitch);
- uin = (uint8_t*)uin + (p_inpic->p[up].i_pitch - i_uv_visible_pitch);
- uout = (uint8_t*)uout + (p_outpic->p[up].i_pitch - i_uv_visible_pitch);
- vin = (uint8_t*)vin + (p_inpic->p[vp].i_pitch - i_uv_visible_pitch);
- vout = (uint8_t*)vout + (p_outpic->p[vp].i_pitch - i_uv_visible_pitch);
- }
-}
-
-static void get_blue_from_yuv10( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint16_t *y1in = p_inpic->p[yp].p_pixels;
- uint16_t *y2in;
- uint16_t *uin = p_inpic->p[up].p_pixels;
-
- uint16_t *y1out = p_outpic->p[yp].p_pixels;
- uint16_t *y2out;
- uint16_t *uout = p_outpic->p[up].p_pixels;
- uint16_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint16_t *yend = (uint8_t*)y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint16_t *y1end = (uint8_t*)y1in + i_visible_pitch;
- y2in = (uint8_t*)y1in + i_in_pitch;
- y2out = (uint8_t*)y1out + i_out_pitch;
- while( y1in < y1end )
- {
-/*
-19595 0 27473
--11058 0 -15504
-32768 0 45941
-*/
- *uout++ = vlc_uint10( (*y1in * 32768 + (*uin - V10) * 58065)
- / 65536 + U10 );
- *vout++ = vlc_uint10( (*y1in * -5329 + (*uin - V10) * -9443)
- / 65536 + V10 );
- *y1out++ = vlc_uint10( (*y1in++ * 7471 + (*uin - V10) * 13239)
- / 65536 );
- *y1out++ = vlc_uint10( (*y1in++ * 7471 + (*uin - V10) * 13239)
- / 65536 );
- *y2out++ = vlc_uint10( (*y2in++ * 7471 + (*uin - V10) * 13239)
- / 65536 );
- *y2out++ = vlc_uint10( (*y2in++ * 7471 + (*uin++ - V10) * 13239)
- / 65536 );
- }
- y1in = (uint8_t*)y1in + (2*i_in_pitch - i_visible_pitch);
- y1out = (uint8_t*)y1out + (2*i_out_pitch - i_visible_pitch);
- uout = (uint8_t*)uout + (p_outpic->p[up].i_pitch - i_uv_visible_pitch);
- vout = (uint8_t*)vout + (p_outpic->p[vp].i_pitch - i_uv_visible_pitch);
- }
-}
-
-static void get_red_from_yuv422( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint8_t *y1in = p_inpic->p[yp].p_pixels;
- uint8_t *vin = p_inpic->p[vp].p_pixels;
-
- uint8_t *y1out = p_outpic->p[yp].p_pixels;
- uint8_t *uout = p_outpic->p[up].p_pixels;
- uint8_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_inpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint8_t *yend = y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint8_t *y1end = y1in + i_visible_pitch;
- while( y1in < y1end )
- {
-/*
-19595 0 27473
--11058 0 -15504
-32768 0 45941
-*/
- *uout++ = vlc_uint8( (*y1in * -11058 + (*vin - V8) * -15504)
- / 65536 + U8 );
- *vout++ = vlc_uint8( (*y1in * 32768 + (*vin - V8) * 45941)
- / 65536 + V8 );
- *y1out++ = vlc_uint8( (*y1in++ * 19595 + (*vin - V8) * 27473)
- / 65536 );
- *y1out++ = vlc_uint8( (*y1in++ * 19595 + (*vin++ - V8) * 27473)
- / 65536 );
- }
- y1in += i_in_pitch - i_visible_pitch;
- y1out += i_out_pitch - i_visible_pitch;
- uout += p_outpic->p[up].i_pitch - i_uv_visible_pitch;
- vin += p_inpic->p[vp].i_pitch - i_uv_visible_pitch;
- vout += p_outpic->p[vp].i_pitch - i_uv_visible_pitch;
- }
-}
-
-static void get_green_from_yuv422( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint8_t *y1in = p_inpic->p[yp].p_pixels;
- uint8_t *uin = p_inpic->p[up].p_pixels;
- uint8_t *vin = p_inpic->p[vp].p_pixels;
-
- uint8_t *y1out = p_outpic->p[yp].p_pixels;
- uint8_t *uout = p_outpic->p[up].p_pixels;
- uint8_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint8_t *yend = y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint8_t *y1end = y1in + i_visible_pitch;
- while( y1in < y1end )
- {
-/*
-38470 -13239 -27473
--21710 7471 15504
--27439 9443 19595
-*/
- *uout++ = vlc_uint8( (*y1in * -21710 + (*uin-U8) * 7471 + (*vin-V8) * 15504)
- / 65536 + U8 );
- *vout++ = vlc_uint8( (*y1in * -27439 + (*uin-U8) * 9443 + (*vin-V8) * 19595)
- / 65536 + V8 );
- *y1out++ = vlc_uint8( (*y1in++ * 38470 + (*uin-U8) * -13239 + (*vin-V8) * -27473)
- / 65536 );
- *y1out++ = vlc_uint8( (*y1in++ * 38470 + (*uin++-U8) * -13239 + (*vin++-V8) * -27473)
- / 65536 );
- }
- y1in += i_in_pitch - i_visible_pitch;
- y1out += i_out_pitch - i_visible_pitch;
- uin += p_inpic->p[up].i_pitch - i_uv_visible_pitch;
- uout += p_outpic->p[up].i_pitch - i_uv_visible_pitch;
- vin += p_inpic->p[vp].i_pitch - i_uv_visible_pitch;
- vout += p_outpic->p[vp].i_pitch - i_uv_visible_pitch;
- }
-}
-
-static void get_blue_from_yuv422( picture_t *p_inpic, picture_t *p_outpic,
- int yp, int up, int vp )
-{
- uint8_t *y1in = p_inpic->p[yp].p_pixels;
- uint8_t *uin = p_inpic->p[up].p_pixels;
-
- uint8_t *y1out = p_outpic->p[yp].p_pixels;
- uint8_t *uout = p_outpic->p[up].p_pixels;
- uint8_t *vout = p_outpic->p[vp].p_pixels;
-
- const int i_in_pitch = p_inpic->p[yp].i_pitch;
- const int i_out_pitch = p_outpic->p[yp].i_pitch;
-
- const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
- const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
- const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
-
- const uint8_t *yend = y1in + i_visible_lines * i_in_pitch;
- while( y1in < yend )
- {
- const uint8_t *y1end = y1in + i_visible_pitch;
- while( y1in < y1end )
- {
-/*
-7471 13239 0
-32768 58065 0
--5329 -9443 0
-*/
- *uout++ = vlc_uint8( (*y1in* 32768 + (*uin - U8) * 58065 )
- / 65536 + U8 );
- *vout++ = vlc_uint8( (*y1in * -5329 + (*uin - U8) * -9443 )
- / 65536 + V8 );
- *y1out++ = vlc_uint8( (*y1in++ * 7471 + (*uin - U8) * 13239 )
- / 65536 );
- *y1out++ = vlc_uint8( (*y1in++ * 7471 + (*uin++ - U8) * 13239 )
- / 65536 );
- }
- y1in += i_in_pitch - i_visible_pitch;
- y1out += i_out_pitch - i_visible_pitch;
- uin += p_inpic->p[up].i_pitch - i_uv_visible_pitch;
- uout += p_outpic->p[up].i_pitch - i_uv_visible_pitch;
- vout += p_outpic->p[vp].i_pitch - i_uv_visible_pitch;
- }
-}
-
static int ExtractCallback( vlc_object_t *p_this, char const *psz_var,
vlc_value_t oldval, vlc_value_t newval,
void *p_data )
--
2.12.0
More information about the vlc-devel
mailing list