src/framework/mlt_consumer.c

[melted] / src / framework / mlt_frame.h

diff --git a/src/framework/mlt_frame.h b/src/framework/mlt_frame.h
index f81a453..d131c67 100644 (file)
--- a/src/framework/mlt_frame.h
+++ b/src/framework/mlt_frame.h
@@ -82,6 +82,7 @@ extern uint8_t *mlt_frame_rescale_yuv422( mlt_frame self, int owidth, int oheigh
 extern void mlt_resize_yuv422( uint8_t *output, int owidth, int oheight, uint8_t *input, int iwidth, int iheight );
 extern int mlt_frame_mix_audio( mlt_frame self, mlt_frame that, float weight_start, float weight_end, int16_t **buffer, mlt_audio_format *format, int *frequency, int *channels, int *samples  );
 extern int mlt_sample_calculator( float fps, int frequency, int64_t position );
+extern int64_t mlt_sample_calculator_to_now( float fps, int frequency, int64_t position );
 
 /* this macro scales rgb into the yuv gamut, y is scaled by 219/255 and uv by 224/255 */
 #define RGB2YUV(r, g, b, y, u, v)\
@@ -107,4 +108,12 @@ extern int mlt_sample_calculator( float fps, int frequency, int64_t position );
   u = u > 240 ? 240 : u;\
   v = v > 240 ? 240 : v
 
+#define YUV2RGB( y, u, v, r, g, b ) \
+  r = ((1192 * ( y - 16 ) + 1634 * ( v - 128 ) ) >> 10 ); \
+  g = ((1192 * ( y - 16 ) - 832 * ( v - 128 ) - 400 * ( u - 128 ) ) >> 10 ); \
+  b = ((1192 * ( y - 16 ) + 2066 * ( u - 128 ) ) >> 10 ); \
+  r = r < 0 ? 0 : r > 255 ? 255 : r; \
+  g = g < 0 ? 0 : g > 255 ? 255 : g; \
+  b = b < 0 ? 0 : b > 255 ? 255 : b;
+
 #endif