clip fixes, ladspa build fixes

[goodguy/history.git] / cinelerra-5.1 / guicast / vframe.C

diff --git a/cinelerra-5.1/guicast/vframe.C b/cinelerra-5.1/guicast/vframe.C
index 706185824d441636d7570fe78174d162d06ed3cb..25dd05eca6fd90334899ebe46a6024535e8bbe66 100644 (file)
--- a/cinelerra-5.1/guicast/vframe.C
+++ b/cinelerra-5.1/guicast/vframe.C
@@ -127,15 +127,13 @@ VFrame *VFramePng::vframe_png(const char *png_path, double xs, double ys)
        return vframe;
 }
 
-
 VFrame::VFrame(VFrame &frame)
 {
        reset_parameters(1);
        params = new BC_Hash;
        allocate_data(0, -1, 0, 0, 0, frame.w, frame.h,
                frame.color_model, frame.bytes_per_line);
-       memcpy(data, frame.data, bytes_per_line * h);
-       copy_stacks(&frame);
+       copy_from(&frame);
 }
 
 VFrame::VFrame(int w, int h, int color_model, long bytes_per_line)
@@ -807,49 +805,41 @@ int VFramePng::read_png(const unsigned char *data, long sz, double xscale, doubl
 
 int VFrame::write_png(const char *path)
 {
+       VFrame *vframe = this;
        png_structp png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, 0, 0, 0);
        png_infop info_ptr = png_create_info_struct(png_ptr);
        FILE *out_fd = fopen(path, "w");
-       if(!out_fd)
-       {
+       if(!out_fd) {
                printf("VFrame::write_png %d %s %s\n", __LINE__, path, strerror(errno));
                return 1;
        }
 
        int png_cmodel = PNG_COLOR_TYPE_RGB;
-       switch(get_color_model())
-       {
-               case BC_RGB888:
-               case BC_YUV888:
-                       png_cmodel = PNG_COLOR_TYPE_RGB;
-                       break;
-
-               case BC_RGBA8888:
-               case BC_YUVA8888:
+       int bc_cmodel = get_color_model();
+       switch( bc_cmodel ) {
+       case BC_RGB888:                                          break;
+       case BC_RGBA8888: png_cmodel = PNG_COLOR_TYPE_RGB_ALPHA; break;
+       case BC_A8:       png_cmodel = PNG_COLOR_TYPE_GRAY;      break;
+       default:
+               bc_cmodel = BC_RGB888;
+               if( BC_CModels::has_alpha(bc_cmodel) ) {
+                       bc_cmodel = BC_RGBA8888;
                        png_cmodel = PNG_COLOR_TYPE_RGB_ALPHA;
-                       break;
-
-               case BC_A8:
-                       png_cmodel = PNG_COLOR_TYPE_GRAY;
-                       break;
+               }
+               vframe = new VFrame(get_w(), get_h(), bc_cmodel, -1);
+               vframe->transfer_from(this);
+               break;
        }
-
        png_init_io(png_ptr, out_fd);
        png_set_compression_level(png_ptr, 9);
-       png_set_IHDR(png_ptr,
-               info_ptr,
-               get_w(),
-               get_h(),
-       8,
-               png_cmodel,
-               PNG_INTERLACE_NONE,
-               PNG_COMPRESSION_TYPE_DEFAULT,
-               PNG_FILTER_TYPE_DEFAULT);
+       png_set_IHDR(png_ptr, info_ptr, get_w(), get_h(), 8, png_cmodel,
+               PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
        png_write_info(png_ptr, info_ptr);
-       png_write_image(png_ptr, get_rows());
+       png_write_image(png_ptr, vframe->get_rows());
        png_write_end(png_ptr, info_ptr);
        png_destroy_write_struct(&png_ptr, &info_ptr);
        fclose(out_fd);
+       if( vframe != this ) delete vframe;
        return 0;
 }