/*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file libavcodec/internal.h
+ * @file
* common internal api header.
*/
#define AVCODEC_INTERNAL_H
#include <stdint.h>
+
+#include "libavutil/pixfmt.h"
#include "avcodec.h"
+typedef struct InternalBuffer {
+ uint8_t *base[AV_NUM_DATA_POINTERS];
+ uint8_t *data[AV_NUM_DATA_POINTERS];
+ int linesize[AV_NUM_DATA_POINTERS];
+ int width;
+ int height;
+ enum PixelFormat pix_fmt;
+ uint8_t **extended_data;
+ int audio_data_size;
+ int nb_channels;
+} InternalBuffer;
+
+typedef struct AVCodecInternal {
+ /**
+ * internal buffer count
+ * used by default get/release/reget_buffer().
+ */
+ int buffer_count;
+
+ /**
+ * internal buffers
+ * used by default get/release/reget_buffer().
+ */
+ InternalBuffer *buffer;
+
+ /**
+ * Whether the parent AVCodecContext is a copy of the context which had
+ * init() called on it.
+ * This is used by multithreading - shared tables and picture pointers
+ * should be freed from the original context only.
+ */
+ int is_copy;
+} AVCodecInternal;
+
+struct AVCodecDefault {
+ const uint8_t *key;
+ const uint8_t *value;
+};
+
/**
- * Determines whether pix_fmt is a hardware accelerated format.
+ * Determine whether pix_fmt is a hardware accelerated format.
*/
int ff_is_hwaccel_pix_fmt(enum PixelFormat pix_fmt);
/**
- * Returns the hardware accelerated codec for codec codec_id and
+ * Return the hardware accelerated codec for codec codec_id and
* pixel format pix_fmt.
*
* @param codec_id the codec to match
*/
AVHWAccel *ff_find_hwaccel(enum CodecID codec_id, enum PixelFormat pix_fmt);
+/**
+ * Return the index into tab at which {a,b} match elements {[0],[1]} of tab.
+ * If there is no such matching pair then size is returned.
+ */
int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b);
+unsigned int avpriv_toupper4(unsigned int x);
+
+int avpriv_lock_avformat(void);
+int avpriv_unlock_avformat(void);
+
#endif /* AVCODEC_INTERNAL_H */