adtsenc: Don't expose the muxer internals to the rest of lavf

This isn't required any longer, when the mpegts muxer uses it
as a proper chained muxer.
Signed-off-by: Jindrich Makovicka <makovick@gmail.com>
Signed-off-by: Martin Storsjö <martin@martin.st>

libavformat/adts.h

-/*
- * ADTS muxer.
- * Copyright (c) 2006 Baptiste Coudurier <baptiste.coudurier@smartjog.com>
- *                    Mans Rullgard <mans@mansr.com>
- *
- * This file is part of Libav.
- *
- * 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.
- *
- * 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 Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVFORMAT_ADTS_H
-#define AVFORMAT_ADTS_H
-
-#include "avformat.h"
-#include "libavcodec/mpeg4audio.h"
-
-#define ADTS_HEADER_SIZE 7
-
-typedef struct {
-    int write_adts;
-    int objecttype;
-    int sample_rate_index;
-    int channel_conf;
-    int pce_size;
-    uint8_t pce_data[MAX_PCE_SIZE];
-} ADTSContext;
-
-int ff_adts_write_frame_header(ADTSContext *ctx, uint8_t *buf,
-                               int size, int pce_size);
-int ff_adts_decode_extradata(AVFormatContext *s, ADTSContext *adts,
-                             uint8_t *buf, int size);
-
-#endif /* AVFORMAT_ADTS_H */

libavformat/adtsenc.c

@@ -25,11 +25,21 @@
 #include "libavcodec/avcodec.h"
 #include "libavcodec/mpeg4audio.h"
 #include "avformat.h"
-#include "adts.h"
+
+#define ADTS_HEADER_SIZE 7
+
+typedef struct {
+    int write_adts;
+    int objecttype;
+    int sample_rate_index;
+    int channel_conf;
+    int pce_size;
+    uint8_t pce_data[MAX_PCE_SIZE];
+} ADTSContext;
 
 #define ADTS_MAX_FRAME_BYTES ((1 << 13) - 1)
 
-int ff_adts_decode_extradata(AVFormatContext *s, ADTSContext *adts, uint8_t *buf, int size)
+static int adts_decode_extradata(AVFormatContext *s, ADTSContext *adts, uint8_t *buf, int size)
 {
     GetBitContext gb;
     PutBitContext pb;
@@ -84,13 +94,13 @@ static int adts_write_header(AVFormatContext *s)
     AVCodecContext *avc = s->streams[0]->codec;
 
     if (avc->extradata_size > 0 &&
-            ff_adts_decode_extradata(s, adts, avc->extradata, avc->extradata_size) < 0)
+            adts_decode_extradata(s, adts, avc->extradata, avc->extradata_size) < 0)
         return -1;
 
     return 0;
 }
 
-int ff_adts_write_frame_header(ADTSContext *ctx,
+static int adts_write_frame_header(ADTSContext *ctx,
                                    uint8_t *buf, int size, int pce_size)
 {
     PutBitContext pb;
@@ -137,7 +147,7 @@ static int adts_write_packet(AVFormatContext *s, AVPacket *pkt)
     if (!pkt->size)
         return 0;
     if (adts->write_adts) {
-        int err = ff_adts_write_frame_header(adts, buf, pkt->size,
+        int err = adts_write_frame_header(adts, buf, pkt->size,
                                              adts->pce_size);
         if (err < 0)
             return err;