/*****************************************************************************
- * chroma.h: libavutil <-> libvlc conversion routines
+ * chroma.h: decoder and encoder using libavcodec
*****************************************************************************
- * Copyright (C) 1999-2008 the VideoLAN team
+ * Copyright (C) 2001-2008 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
- * Gildas Bazin <gbazin@videolan.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 021100301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-/*****************************************************************************
- * Chroma fourcc -> ffmpeg_id mapping
- *****************************************************************************/
-#if defined(WORDS_BIGENDIAN)
-# define VLC_RGB_ES( fcc, leid, beid ) \
- { fcc, beid, 0, 0, 0 },
-#else
-# define VLC_RGB_ES( fcc, leid, beid ) \
- { fcc, leid, 0, 0, 0 },
-#endif
-
-#define VLC_RGB( fcc, leid, beid, rmask, gmask, bmask ) \
- { fcc, leid, rmask, gmask, bmask }, \
- { fcc, beid, bmask, gmask, rmask }, \
- VLC_RGB_ES( fcc, leid, beid )
-
-
-static const struct
-{
- vlc_fourcc_t i_chroma;
- int i_chroma_id;
- uint32_t i_rmask;
- uint32_t i_gmask;
- uint32_t i_bmask;
-
-} chroma_table[] =
-{
- /* Planar YUV formats */
- {VLC_FOURCC('I','4','4','4'), PIX_FMT_YUV444P, 0, 0, 0 },
- {VLC_FOURCC('J','4','4','4'), PIX_FMT_YUVJ444P, 0, 0, 0 },
-
-#if LIBAVUTIL_VERSION_INT >= ((49<<16)+(5<<8)+0)
- {VLC_FOURCC('I','4','4','0'), PIX_FMT_YUV440P, 0, 0, 0 },
- {VLC_FOURCC('J','4','4','0'), PIX_FMT_YUVJ440P, 0, 0, 0 },
-#endif
-
- {VLC_FOURCC('I','4','2','2'), PIX_FMT_YUV422P, 0, 0, 0 },
- {VLC_FOURCC('J','4','2','2'), PIX_FMT_YUVJ422P, 0, 0, 0 },
-
- {VLC_FOURCC('I','4','2','0'), PIX_FMT_YUV420P, 0, 0, 0 },
- {VLC_FOURCC('Y','V','1','2'), PIX_FMT_YUV420P, 0, 0, 0 },
- {VLC_FOURCC('I','Y','U','V'), PIX_FMT_YUV420P, 0, 0, 0 },
- {VLC_FOURCC('J','4','2','0'), PIX_FMT_YUVJ420P, 0, 0, 0 },
- {VLC_FOURCC('I','4','1','1'), PIX_FMT_YUV411P, 0, 0, 0 },
- {VLC_FOURCC('I','4','1','0'), PIX_FMT_YUV410P, 0, 0, 0 },
- {VLC_FOURCC('Y','V','U','9'), PIX_FMT_YUV410P, 0, 0, 0 },
-
- {VLC_FOURCC('N','V','1','2'), PIX_FMT_NV12, 0, 0, 0 },
- {VLC_FOURCC('N','V','2','1'), PIX_FMT_NV21, 0, 0, 0 },
+/* VLC <-> avutil tables */
- /* Packed YUV formats */
- {VLC_FOURCC('Y','U','Y','2'), PIX_FMT_YUYV422, 0, 0, 0 },
- {VLC_FOURCC('Y','U','Y','V'), PIX_FMT_YUYV422, 0, 0, 0 },
- {VLC_FOURCC('U','Y','V','Y'), PIX_FMT_UYVY422, 0, 0, 0 },
- {VLC_FOURCC('Y','4','1','1'), PIX_FMT_UYYVYY411, 0, 0, 0 },
+#ifndef _VLC_AVUTIL_CHROMA_H
+#define _VLC_AVUTIL_CHROMA_H 1
- /* Packed RGB formats */
- VLC_RGB( VLC_FOURCC('R','G','B','4'), PIX_FMT_RGB4, PIX_FMT_BGR4, 0x10, 0x06, 0x01 )
- VLC_RGB( VLC_FOURCC('R','G','B','8'), PIX_FMT_RGB8, PIX_FMT_BGR8, 0xC0, 0x38, 0x07 )
- VLC_RGB( VLC_FOURCC('R','V','1','5'), PIX_FMT_RGB555, PIX_FMT_BGR555, 0x7c00, 0x03e0, 0x001f )
- VLC_RGB( VLC_FOURCC('R','V','1','6'), PIX_FMT_RGB565, PIX_FMT_BGR565, 0xf800, 0x07e0, 0x001f )
- VLC_RGB( VLC_FOURCC('R','V','2','4'), PIX_FMT_RGB24, PIX_FMT_BGR24, 0xff0000, 0x00ff00, 0x0000ff )
+int FindFfmpegChroma( vlc_fourcc_t );
+int GetFfmpegChroma( int *i_ffmpeg_chroma, const video_format_t *fmt );
- VLC_RGB( VLC_FOURCC('R','V','3','2'), PIX_FMT_RGB32, PIX_FMT_BGR32, 0x00ff0000, 0x0000ff00, 0x000000ff )
- VLC_RGB( VLC_FOURCC('R','V','3','2'), PIX_FMT_RGB32_1, PIX_FMT_BGR32_1, 0xff000000, 0x00ff0000, 0x0000ff00 )
+vlc_fourcc_t FindVlcChroma( int );
+int GetVlcChroma( video_format_t *fmt, int i_ffmpeg_chroma );
-#if defined(PIX_FMT_RGBA)
- {VLC_FOURCC('R','G','B','A'), PIX_FMT_RGBA, 0xff000000, 0x00ff0000, 0x0000ff00},
#endif
- {VLC_FOURCC('G','R','E','Y'), PIX_FMT_GRAY8, 0, 0, 0},
-
- { 0, 0, 0, 0, 0 }
-};
-
-static inline int TestFfmpegChroma( const int i_ffmpeg_id, const vlc_fourcc_t i_vlc_fourcc )
-{
- for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
- {
- if( chroma_table[i].i_chroma == i_vlc_fourcc || chroma_table[i].i_chroma_id == i_ffmpeg_id )
- return VLC_SUCCESS;
- }
- return VLC_EGENERIC;
-}
-
-/* FIXME special case the RGB formats */
-static inline int GetFfmpegChroma( int *i_ffmpeg_chroma, const video_format_t fmt )
-{
- for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
- {
- if( chroma_table[i].i_chroma == fmt.i_chroma )
- {
- if( chroma_table[i].i_rmask == fmt.i_rmask &&
- chroma_table[i].i_gmask == fmt.i_gmask &&
- chroma_table[i].i_bmask == fmt.i_bmask )
- {
- *i_ffmpeg_chroma = chroma_table[i].i_chroma_id;
- return VLC_SUCCESS;
- }
- }
- }
- return VLC_EGENERIC;
-}
-
-static inline int GetVlcChroma( video_format_t *fmt, const int i_ffmpeg_chroma )
-{
- /* TODO FIXME for rgb format we HAVE to set rgb mask/shift */
- for( int i = 0; chroma_table[i].i_chroma != 0; i++ )
- {
- if( chroma_table[i].i_chroma_id == i_ffmpeg_chroma )
- {
- fmt->i_rmask = chroma_table[i].i_rmask;
- fmt->i_gmask = chroma_table[i].i_gmask;
- fmt->i_bmask = chroma_table[i].i_bmask;
- fmt->i_chroma = chroma_table[i].i_chroma;
- return VLC_SUCCESS;
- }
- }
- return VLC_EGENERIC;
-}
projects / vlc / blobdiff