patched ffmpeg nov 2

source/patched-ffmpeg-mt/libavfilter/avfilter.h

 /*
  * filter layer
  * copyright (c) 2007 Bobby Bingham
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg 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,
  * 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
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #ifndef AVFILTER_AVFILTER_H
 #define AVFILTER_AVFILTER_H
 
 #include "libavutil/avutil.h"
 
 #define LIBAVFILTER_VERSION_MAJOR  1
-#define LIBAVFILTER_VERSION_MINOR 48
+#define LIBAVFILTER_VERSION_MINOR 53
 #define LIBAVFILTER_VERSION_MICRO  0
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \
                                                LIBAVFILTER_VERSION_MICRO)
 #define LIBAVFILTER_VERSION     AV_VERSION(LIBAVFILTER_VERSION_MAJOR,   \
                                            LIBAVFILTER_VERSION_MINOR,   \
                                            LIBAVFILTER_VERSION_MICRO)
 #define LIBAVFILTER_BUILD       LIBAVFILTER_VERSION_INT
 
@@ skipping 81 matching lines @@
  * image flipping, frame to field filters, etc, and so is also per-reference.
  *
  * TODO: add anything necessary for frame reordering
  */
 typedef struct AVFilterBufferRef {
     AVFilterBuffer *buf;        ///< the buffer that this is a reference to
     uint8_t *data[8];           ///< picture/audio data for each plane
     int linesize[8];            ///< number of bytes per line
     int format;                 ///< media format
 
-    int64_t pts;                ///< presentation timestamp in units of 1/AV_TIME_BASE
+    /**
+     * presentation timestamp. The time unit may change during
+     * filtering, as it is specified in the link and the filter code
+     * may need to rescale the PTS accordingly.
+     */
+    int64_t pts;
     int64_t pos;                ///< byte position in stream, -1 if unknown
 
     int perms;                  ///< permissions, see the AV_PERM_* flags
 
     enum AVMediaType type;      ///< media type of buffer data
     AVFilterBufferRefVideoProps *video; ///< video buffer specific properties
     AVFilterBufferRefAudioProps *audio; ///< audio buffer specific properties
 } AVFilterBufferRef;
 
 /**
@@ skipping 450 matching lines @@
      * The buffer reference currently being sent across the link by the source
      * filter. This is used internally by the filter system to allow
      * automatic copying of buffers which do not have sufficient permissions
      * for the destination. This should not be accessed directly by the
      * filters.
      */
     AVFilterBufferRef *src_buf;
 
     AVFilterBufferRef *cur_buf;
     AVFilterBufferRef *out_buf;
+
+    /**
+     * Define the time base used by the PTS of the frames/samples
+     * which will pass through this link.
+     * During the configuration stage, each filter is supposed to
+     * change only the output timebase, while the timebase of the
+     * input link is assumed to be an unchangeable property.
+     */
+    AVRational time_base;
 };
 
 /**
  * Link two filters together.
  *
  * @param src    the source filter
  * @param srcpad index of the output pad on the source filter
  * @param dst    the destination filter
  * @param dstpad index of the input pad on the destination filter
  * @return       zero on success
@@ skipping 206 matching lines @@
 
 /** Insert a new output pad for the filter. */
 static inline void avfilter_insert_outpad(AVFilterContext *f, unsigned index,
                                           AVFilterPad *p)
 {
     avfilter_insert_pad(index, &f->output_count, offsetof(AVFilterLink, srcpad),
                         &f->output_pads, &f->outputs, p);
 }
 
 #endif  /* AVFILTER_AVFILTER_H */