mirror of
https://github.com/game-stop/veejay.git
synced 2025-12-18 22:00:00 +01:00
324 lines
8.4 KiB
C
324 lines
8.4 KiB
C
/*
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* LIBVJE - veejay fx library
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*
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* Copyright(C)2006 Niels Elburg <nelburg@looze.net>
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* See COPYING for software license and distribution details
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*/
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#define IS_LIVIDO_PLUGIN
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#include <livido.h>
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LIVIDO_PLUGIN
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#include "utils.h"
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#include "livido-utils.c"
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typedef struct
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{
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uint8_t *tmpy;
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} bg_t;
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livido_init_f init_instance( livido_port_t *my_instance )
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{
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int w=0;
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int h=0;
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lvd_extract_dimensions( my_instance, "out_channels", &w, &h );
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bg_t *b = (bg_t*) livido_malloc( sizeof( bg_t ));
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b->tmpy = (uint8_t*) livido_malloc(sizeof(uint8_t) * w * h);
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livido_memset( b->tmpy,0, w * h * sizeof(uint8_t));
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int error = livido_property_set( my_instance, "PLUGIN_private", LIVIDO_ATOM_TYPE_VOIDPTR, 1, &b );
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return error;
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}
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static void blurmask_1x3(
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uint8_t *map,
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uint8_t *src,
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int width,
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int height,
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uint8_t *out,
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const double k)
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{
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int r, c;
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uint8_t d;
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const int len = (width*height);
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for (r = 0; r < len; r += width) {
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for (c = 1; c < width-1; c++) {
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map[c + r] = (src[r + c - 1] +
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src[r + c] +
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src[r + c + 1]
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) / 3;
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}
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}
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for(c=0; c < len; c++) {
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d = (map[c] - src[c]) * k;
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out[c] = d;
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}
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}
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static void blurmask_3x3(
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uint8_t *map,
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uint8_t *src,
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int width,
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int height,
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uint8_t *out,
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const double k)
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{
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int r, c;
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uint8_t d;
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const int len = (width*height)-width;
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for (r = width; r < len; r += width)
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{
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for (c = 1; c < width-1; c++)
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{
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map[c + r] = (
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src[r - width + c - 1] +
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src[r - width + c] +
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src[r - width + c + 1] +
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src[r + width + c - 1] +
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src[r + width + c] +
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src[r + width + c + 1] +
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src[r + c] +
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src[r + c + 1] +
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src[r + c - 1]
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) / 9;
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}
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}
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for(c=width; c < len; c++)
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{
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d = (map[c] - src[c]) * k;
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out[c] = d;
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}
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}
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static void negmask_3x3(
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uint8_t *map,
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uint8_t *src,
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int width,
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int height,
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uint8_t *out,
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const double k)
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{
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int r, c;
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uint8_t d;
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const int len = (width*height)-width;
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for (r = width; r < len; r += width)
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{
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for (c = 1; c < width-1; c++)
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{
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map[c + r] = 0xff - ((
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src[r - width + c - 1] +
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src[r - width + c] +
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src[r - width + c + 1] +
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src[r + width + c - 1] +
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src[r + width + c] +
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src[r + width + c + 1] +
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src[r + c] +
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src[r + c + 1] +
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src[r + c - 1]
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) / 9);
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}
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}
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for(c=width; c < len; c++)
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{
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d = (map[c] - src[c]) * k;
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out[c] = d;
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}
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}
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livido_deinit_f deinit_instance( livido_port_t *my_instance )
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{
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bg_t *b = NULL;
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int error = livido_property_get( my_instance, "PLUGIN_private",
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0, &b );
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#ifdef STRICT_CHECKING
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assert( b != NULL );
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#endif
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livido_free( b->tmpy );
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livido_free( b );
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return LIVIDO_NO_ERROR;
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}
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livido_process_f process_instance( livido_port_t *my_instance, double timecode )
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{
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int len =0;
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int i = 0;
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uint8_t *A[4] = {NULL,NULL,NULL,NULL};
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uint8_t *O[4]= {NULL,NULL,NULL,NULL};
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int x,y;
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int palette[3];
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int w[3];
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int h[3];
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int error = lvd_extract_channel_values( my_instance, "in_channels", 0, &w[0], &h[0], A, &palette[0] );
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if( error != LIVIDO_NO_ERROR )
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return LIVIDO_ERROR_HARDWARE; //@ error codes in livido flanky
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error = lvd_extract_channel_values( my_instance, "out_channels", 0, &w[1],&h[1], O,&palette[1] );
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if( error != LIVIDO_NO_ERROR )
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return LIVIDO_ERROR_HARDWARE; //@ error codes in livido flanky
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#ifdef STRICT_CHECKING
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assert( w[0] == w[1] );
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assert( h[0] == h[1] );
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assert( palette[0] == palette[1] );
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assert( A[0] != NULL );
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assert( A[1] != NULL );
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assert( A[2] != NULL );
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assert( O[0] != NULL );
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assert( O[1] != NULL );
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assert( O[2] != NULL );
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#endif
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int uv_len = lvd_uv_plane_len( palette[0],w[0],h[0] );
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len = w[0] * h[0];
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const int wid = w[0];
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const int hei = w[1];
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bg_t *b = NULL;
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error = livido_property_get( my_instance, "PLUGIN_private", 0, &b );
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#ifdef STRICT_CHECKING
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assert( error == NULL );
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#endif
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double noise = lvd_extract_param_number(
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my_instance,
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"in_parameters",
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0 );
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int type = lvd_extract_param_index(
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my_instance,
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"in_parameters",
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1 );
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switch(type)
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{
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case 0:
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negmask_3x3(
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b->tmpy,
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A[0],
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w[0],
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h[0],
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O[0],
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noise );
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break;
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case 1:
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blurmask_1x3(
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b->tmpy,
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A[0],
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w[0],
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h[0],
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O[0],
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noise );
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break;
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case 2:
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blurmask_3x3(
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b->tmpy,
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A[0],
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w[0],
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h[0],
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O[0],
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noise );
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default:
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break;
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}
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return LIVIDO_NO_ERROR;
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}
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livido_port_t *livido_setup(livido_setup_t list[], int version)
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{
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LIVIDO_IMPORT(list);
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livido_port_t *port = NULL;
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livido_port_t *in_params[2];
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livido_port_t *in_chans[3];
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livido_port_t *out_chans[1];
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livido_port_t *info = NULL;
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livido_port_t *filter = NULL;
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info = livido_port_new( LIVIDO_PORT_TYPE_PLUGIN_INFO );
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port = info;
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livido_set_string_value( port, "maintainer", "Niels");
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livido_set_string_value( port, "version","1");
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filter = livido_port_new( LIVIDO_PORT_TYPE_FILTER_CLASS );
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livido_set_int_value( filter, "api_version", LIVIDO_API_VERSION );
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livido_set_voidptr_value( filter, "deinit_func", &deinit_instance );
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livido_set_voidptr_value( filter, "init_func", &init_instance );
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livido_set_voidptr_value( filter, "process_func", &process_instance );
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port = filter;
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livido_set_string_value( port, "name", "Low Noise");
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livido_set_string_value( port, "description", "Noisify the Image");
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livido_set_string_value( port, "author", "Niels Elburg");
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livido_set_int_value( port, "flags", 0);
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livido_set_string_value( port, "license", "GPL2");
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livido_set_int_value( port, "version", 1);
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int palettes0[] = {
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LIVIDO_PALETTE_YUV420P,
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LIVIDO_PALETTE_YUV422P,
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LIVIDO_PALETTE_YUV444P,
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0
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};
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in_chans[0] = livido_port_new( LIVIDO_PORT_TYPE_CHANNEL_TEMPLATE );
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port = in_chans[0];
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livido_set_string_value( port, "name", "Channel A");
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livido_set_int_array( port, "palette_list", 3, palettes0);
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livido_set_int_value( port, "flags", 0);
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out_chans[0] = livido_port_new( LIVIDO_PORT_TYPE_CHANNEL_TEMPLATE );
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port = out_chans[0];
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livido_set_string_value( port, "name", "Output Channel");
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livido_set_int_array( port, "palette_list", 3, palettes0);
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livido_set_int_value( port, "flags", 0);
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in_params[0] = livido_port_new( LIVIDO_PORT_TYPE_PARAMETER_TEMPLATE );
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port = in_params[0];
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livido_set_string_value(port, "name", "Coefficient" );
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livido_set_string_value(port, "kind", "NUMBER" );
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livido_set_double_value( port, "min", 0.0 );
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livido_set_double_value( port, "max", 1.0 );
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livido_set_double_value( port, "default",0.02 );
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livido_set_string_value( port, "description" ,"Coefficient");
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in_params[1] = livido_port_new( LIVIDO_PORT_TYPE_PARAMETER_TEMPLATE );
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port = in_params[1];
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livido_set_string_value(port, "name", "Noise method" );
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livido_set_string_value(port, "kind", "INDEX" );
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livido_set_int_value( port, "min", 0 );
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livido_set_int_value( port, "max", 2 );
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livido_set_int_value( port, "default", 0 );
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livido_set_string_value( port, "description" ,"Noise method");
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livido_set_portptr_array( filter, "in_channel_templates", 1 , in_chans );
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livido_set_portptr_array( filter, "out_parameter_templates",0, NULL );
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livido_set_portptr_array( filter, "in_parameter_templates",2, in_params );
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livido_set_portptr_array( filter, "out_channel_templates", 1, out_chans );
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//livido_set_portptr_array( filter, "out_channel_templates", 0, NULL );
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livido_set_portptr_value(info, "filters", filter);
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return info;
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}
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