* includes all common video types and constants.
*****************************************************************************
* Copyright (C) 1999, 2000 VideoLAN
- * $Id: video.h,v 1.49 2002/04/15 23:04:08 massiot Exp $
+ * $Id: video.h,v 1.50 2002/04/25 21:52:42 sam Exp $
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
*
#define DESTROYED_PICTURE 6 /* allocated but no more used */
/*****************************************************************************
- * Flags used to describe picture format - see http://www.webartz.com/fourcc/
+ * Codes used to describe picture format - see http://www.webartz.com/fourcc/
*****************************************************************************/
-
-/* Packed RGB formats */
-#define FOURCC_BI_RGB 0x00000000 /* RGB for 8bpp */
-#define FOURCC_RGB2 0x32424752 /* alias for BI_RGB */
-#define FOURCC_BI_BITFIELDS 0x00000003 /* RGB, for 16, 24, 32bpp */
-#define FOURCC_RV15 0x35315652 /* RGB 15bpp, 0x1f, 0x7e0, 0xf800 */
-#define FOURCC_RV16 0x36315652 /* RGB 16bpp, 0x1f, 0x3e0, 0x7c00 */
-#define FOURCC_RV24 0x34325652 /* RGB 24bpp, 0xff, 0xff00, 0xff0000 */
-#define FOURCC_RV32 0x32335652 /* RGB 32bpp, 0xff, 0xff00, 0xff0000 */
-
-/* Planar YUV formats */
-#define FOURCC_I420 0x30323449 /* Planar 4:2:0, Y:U:V */
-#define FOURCC_IYUV 0x56555949 /* alias for I420 */
-#define FOURCC_YV12 0x32315659 /* Planar 4:2:0, Y:V:U */
-
-/* Packed YUV formats */
-#define FOURCC_IUYV 0x56595549 /* Packed 4:2:2, U:Y:V:Y, interlaced */
-#define FOURCC_UYVY 0x59565955 /* Packed 4:2:2, U:Y:V:Y */
-#define FOURCC_UYNV 0x564e5955 /* alias for UYVY */
-#define FOURCC_Y422 0x32323459 /* alias for UYVY */
-#define FOURCC_cyuv 0x76757963 /* Packed 4:2:2, U:Y:V:Y, reverted */
-#define FOURCC_YUY2 0x32595559 /* Packed 4:2:2, Y:U:Y:V */
-#define FOURCC_YUNV 0x564e5559 /* alias for YUY2 */
-#define FOURCC_YVYU 0x55585659 /* Packed 4:2:2, Y:V:Y:U */
-#define FOURCC_Y211 0x31313259 /* Packed 2:1:1, Y:U:Y:V */
+#define MAKEFOURCC( a, b, c, d ) \
+ ( ((u32)a) | ( ((u32)b) << 8 ) | ( ((u32)c) << 16 ) | ( ((u32)d) << 24 ) )
+
+#define MAKETWOCC( a, b ) \
+ ( (u16)(a) | ( (u16)(b) << 8 ) )
+
+/* AVI stuff */
+#define FOURCC_RIFF MAKEFOURCC('R','I','F','F')
+#define FOURCC_LIST MAKEFOURCC('L','I','S','T')
+#define FOURCC_JUNK MAKEFOURCC('J','U','N','K')
+#define FOURCC_AVI MAKEFOURCC('A','V','I',' ')
+#define FOURCC_WAVE MAKEFOURCC('W','A','V','E')
+
+#define FOURCC_avih MAKEFOURCC('a','v','i','h')
+#define FOURCC_hdrl MAKEFOURCC('h','d','r','l')
+#define FOURCC_movi MAKEFOURCC('m','o','v','i')
+#define FOURCC_idx1 MAKEFOURCC('i','d','x','1')
+
+#define FOURCC_strl MAKEFOURCC('s','t','r','l')
+#define FOURCC_strh MAKEFOURCC('s','t','r','h')
+#define FOURCC_strf MAKEFOURCC('s','t','r','f')
+#define FOURCC_strd MAKEFOURCC('s','t','r','d')
+
+#define FOURCC_rec MAKEFOURCC('r','e','c',' ')
+#define FOURCC_auds MAKEFOURCC('a','u','d','s')
+#define FOURCC_vids MAKEFOURCC('v','i','d','s')
+
+#define TWOCC_wb MAKETWOCC('w','b')
+#define TWOCC_db MAKETWOCC('d','b')
+#define TWOCC_dc MAKETWOCC('d','c')
+#define TWOCC_pc MAKETWOCC('p','c')
+
+/* MPEG4 (opendivx) codec */
+#define FOURCC_DIVX MAKEFOURCC('D','I','V','X')
+#define FOURCC_divx MAKEFOURCC('d','i','v','x')
+#define FOURCC_DX50 MAKEFOURCC('D','X','5','0')
+#define FOURCC_MP4S MAKEFOURCC('M','P','4','S')
+#define FOURCC_MPG4 MAKEFOURCC('M','P','G','4')
+#define FOURCC_mpg4 MAKEFOURCC('m','p','g','4')
+#define FOURCC_mp4v MAKEFOURCC('m','p','4','v')
+
+/* msmepg (divx v3) codec */
+#define FOURCC_DIV3 MAKEFOURCC('D','I','V','3')
+#define FOURCC_div3 MAKEFOURCC('d','i','v','3')
+#define FOURCC_DIV4 MAKEFOURCC('D','I','V','4')
+#define FOURCC_div4 MAKEFOURCC('d','i','v','4')
+#define FOURCC_DIV5 MAKEFOURCC('D','I','V','5')
+#define FOURCC_div5 MAKEFOURCC('d','i','v','5')
+#define FOURCC_DIV6 MAKEFOURCC('D','I','V','6')
+#define FOURCC_div6 MAKEFOURCC('d','i','v','6')
+#define FOURCC_3IV1 MAKEFOURCC('3','I','V','1')
+#define FOURCC_AP41 MAKEFOURCC('A','P','4','1')
+#define FOURCC_MP43 MAKEFOURCC('M','P','4','3')
+#define FOURCC_mp43 MAKEFOURCC('m','p','4','3')
+
+/* Packed RGB for 8bpp */
+#define FOURCC_BI_RGB MAKEFOURCC( 0 , 0 , 0 , 0 )
+#define FOURCC_RGB2 MAKEFOURCC('R','G','B','2')
+
+/* Packed RGB for 16, 24, 32bpp */
+#define FOURCC_BI_BITFIELDS MAKEFOURCC( 0 , 0 , 0 , 3 )
+
+/* Packed RGB 15bpp, 0x1f, 0x7e0, 0xf800 */
+#define FOURCC_RV15 MAKEFOURCC('R','V','1','5')
+
+/* Packed RGB 16bpp, 0x1f, 0x3e0, 0x7c00 */
+#define FOURCC_RV16 MAKEFOURCC('R','V','1','6')
+
+/* Packed RGB 24bpp, 0xff, 0xff00, 0xff0000 */
+#define FOURCC_RV24 MAKEFOURCC('R','V','2','4')
+
+/* Packed RGB 32bpp, 0xff, 0xff00, 0xff0000 */
+#define FOURCC_RV32 MAKEFOURCC('R','V','3','2')
+
+/* Planar YUV 4:2:0, Y:U:V */
+#define FOURCC_I420 MAKEFOURCC('I','4','2','0')
+#define FOURCC_IYUV MAKEFOURCC('I','Y','U','V')
+
+/* Planar YUV 4:2:0, Y:V:U */
+#define FOURCC_YV12 MAKEFOURCC('Y','V','1','2')
+
+/* Packed YUV 4:2:2, U:Y:V:Y, interlaced */
+#define FOURCC_IUYV MAKEFOURCC('I','U','Y','V')
+
+/* Packed YUV 4:2:2, U:Y:V:Y */
+#define FOURCC_UYVY MAKEFOURCC('U','Y','V','Y')
+#define FOURCC_UYNV MAKEFOURCC('U','Y','N','V')
+#define FOURCC_Y422 MAKEFOURCC('Y','4','2','2')
+
+/* Packed YUV 4:2:2, U:Y:V:Y, reverted */
+#define FOURCC_cyuv MAKEFOURCC('c','y','u','v')
+
+/* Packed YUV 4:2:2, Y:U:Y:V */
+#define FOURCC_YUY2 MAKEFOURCC('Y','U','Y','2')
+#define FOURCC_YUNV MAKEFOURCC('Y','U','N','V')
+
+/* Packed YUV 4:2:2, Y:V:Y:U */
+#define FOURCC_YVYU MAKEFOURCC('Y','V','Y','U')
+
+/* Packed YUV 2:1:1, Y:U:Y:V */
+#define FOURCC_Y211 MAKEFOURCC('Y','2','1','1')
/* Custom formats which we use but which don't exist in the fourcc database */
-#define FOURCC_YMGA 0x41474d59 /* Planar Y, packed UV, from Matrox */
-#define FOURCC_I422 0x32323449 /* Planar 4:2:2, Y:U:V */
-#define FOURCC_I444 0x34343449 /* Planar 4:4:4, Y:U:V */
+
+/* Planar Y, packed UV, from Matrox */
+#define FOURCC_YMGA MAKEFOURCC('Y','M','G','A')
+
+/* Planar 4:2:2, Y:U:V */
+#define FOURCC_I422 MAKEFOURCC('I','4','2','2')
+
+/* Planar 4:4:4, Y:U:V */
+#define FOURCC_I444 MAKEFOURCC('I','4','4','4')
+
+/*****************************************************************************
+ * Shortcuts to access image components
+ *****************************************************************************/
/* Plane indices */
#define Y_PLANE 0
#define V_PIXELS p[V_PLANE].p_pixels
#define V_PITCH p[V_PLANE].i_pitch
-static __inline__ int vout_ChromaCmp( u32 i_chroma, u32 i_amorhc )
-{
- /* If they are the same, they are the same ! */
- if( i_chroma == i_amorhc )
- {
- return 1;
- }
-
- /* Check for equivalence classes */
- switch( i_chroma )
- {
- case FOURCC_I420:
- case FOURCC_IYUV:
- case FOURCC_YV12:
- switch( i_amorhc )
- {
- case FOURCC_I420:
- case FOURCC_IYUV:
- case FOURCC_YV12:
- return 1;
-
- default:
- return 0;
- }
-
- case FOURCC_UYVY:
- case FOURCC_UYNV:
- case FOURCC_Y422:
- switch( i_amorhc )
- {
- case FOURCC_UYVY:
- case FOURCC_UYNV:
- case FOURCC_Y422:
- return 1;
-
- default:
- return 0;
- }
-
- case FOURCC_YUY2:
- case FOURCC_YUNV:
- switch( i_amorhc )
- {
- case FOURCC_YUY2:
- case FOURCC_YUNV:
- return 1;
-
- default:
- return 0;
- }
-
- default:
- return 0;
- }
-}
-
-/*****************************************************************************
- * vout_CopyPicture: copy a picture to another one
- *****************************************************************************
- * This function takes advantage of the image format, and reduces the
- * number of calls to memcpy() to the minimum. Source and destination
- * images must have same width, height, and chroma.
- *****************************************************************************/
-static __inline__ void vout_CopyPicture( picture_t *p_src, picture_t *p_dest )
-{
- int i;
-
- for( i = 0; i < p_src->i_planes ; i++ )
- {
- if( p_src->p[i].i_pitch == p_dest->p[i].i_pitch )
- {
- if( p_src->p[i].b_margin )
- {
- /* If p_src->b_margin is set, p_dest->b_margin must be set */
- if( p_dest->p[i].b_hidden )
- {
- /* There are margins, but they are hidden : perfect ! */
- FAST_MEMCPY( p_dest->p[i].p_pixels, p_src->p[i].p_pixels,
- p_src->p[i].i_pitch * p_src->p[i].i_lines );
- continue;
- }
- else
- {
- /* We can't directly copy the margin. Too bad. */
- }
- }
- else
- {
- /* Same pitch, no margins : perfect ! */
- FAST_MEMCPY( p_dest->p[i].p_pixels, p_src->p[i].p_pixels,
- p_src->p[i].i_pitch * p_src->p[i].i_lines );
- continue;
- }
- }
- else
- {
- /* Pitch values are different */
- }
-
- /* We need to proceed line by line */
- {
- u8 *p_in = p_src->p[i].p_pixels, *p_out = p_dest->p[i].p_pixels;
- int i_line;
-
- for( i_line = p_src->p[i].i_lines; i_line--; )
- {
- FAST_MEMCPY( p_out, p_in, p_src->p[i].i_visible_bytes );
- p_in += p_src->p[i].i_pitch;
- p_out += p_dest->p[i].i_pitch;
- }
- }
- }
-}
-
/*****************************************************************************
* subpicture_t: video subtitle
*****************************************************************************
projects / vlc / blobdiff