FS-10050 add fg and bg img

diff --git a/src/mod/applications/mod_video_filter/mod_video_filter.c b/src/mod/applications/mod_video_filter/mod_video_filter.c
index 5a11988ace546c5407ff61b9deb7cf81f4e46660..6fa05b17cc894225396b59f208cba12f65e100ae 100644 (file)
--- a/src/mod/applications/mod_video_filter/mod_video_filter.c
+++ b/src/mod/applications/mod_video_filter/mod_video_filter.c
@@ -45,6 +45,8 @@ typedef struct chromakey_context_s {
        switch_image_t *bgimg;
        switch_image_t *bgimg_scaled;
        switch_image_t *last_img;
+       switch_image_t *imgfg;
+       switch_image_t *imgbg;
        void *data;
        switch_size_t datalen;
        switch_file_handle_t vfh;
@@ -67,6 +69,8 @@ static void uninit_context(chromakey_context_t *context)
 {
        switch_img_free(&context->bgimg);
        switch_img_free(&context->bgimg_scaled);
+       switch_img_free(&context->imgbg);
+       switch_img_free(&context->imgfg);
        if (switch_test_flag(&context->vfh, SWITCH_FILE_OPEN)) {
                switch_core_file_close(&context->vfh);
                memset(&context->vfh, 0, sizeof(context->vfh));
@@ -170,14 +174,28 @@ static void parse_params(chromakey_context_t *context, int start, int argc, char
                }
        }
 
-       if (n > 3 && argv[i]) {
+
+
+       while (n > 3 && argv[i]) {
+               if (!strncasecmp(argv[i], "fg:", 3)) {
+                       switch_img_free(&context->imgfg);
+                       context->imgfg = switch_img_read_png(argv[i]+3, SWITCH_IMG_FMT_ARGB);
+               }
+
+               if (!strncasecmp(argv[i], "bg:", 3)) {
+                       switch_img_free(&context->imgbg);
+                       context->imgbg = switch_img_read_png(argv[i]+3, SWITCH_IMG_FMT_ARGB);
+               }
+
                if (!strcasecmp(argv[i], "patch")) {
                        *function = "patch:video";
                        *flags = SMBF_VIDEO_PATCH;
                }
+
+               i++;
        }
 
-       i++;
+
 
        switch_mutex_unlock(context->command_mutex);
 
@@ -278,7 +296,29 @@ static switch_status_t video_thread_callback(switch_core_session_t *session, swi
                switch_img_fill(frame->img, 0, 0, img->d_w, img->d_h, &context->bgcolor);
        }
 
+
+       if (context->imgbg) {
+               int x = 0, y = 0;
+
+               if (context->imgbg->d_w != frame->img->d_w && context->imgbg->d_h != frame->img->d_h) {
+                       switch_img_fit(&context->imgbg, frame->img->d_w, frame->img->d_h, SWITCH_FIT_SIZE);
+               }
+               switch_img_find_position(POS_CENTER_BOT, frame->img->d_w, frame->img->d_h, context->imgbg->d_w, context->imgbg->d_h, &x, &y);
+               switch_img_patch(frame->img, context->imgbg, x, y);
+       }
+
        switch_img_patch(frame->img, img, 0, 0);
+
+       if (context->imgfg) {
+               int x = 0, y = 0;
+
+               if (context->imgfg->d_w != frame->img->d_w && context->imgfg->d_h != frame->img->d_h) {
+                       switch_img_fit(&context->imgfg, frame->img->d_w, frame->img->d_h, SWITCH_FIT_SIZE);
+               }
+               switch_img_find_position(POS_CENTER_BOT, frame->img->d_w, frame->img->d_h, context->imgfg->d_w, context->imgfg->d_h, &x, &y);
+               switch_img_patch(frame->img, context->imgfg, x, y);
+       }
+
        switch_img_free(&img);
 
        switch_mutex_unlock(context->command_mutex);