AVOptions: split get_number().

[ffmpeg] / libavformat / au.c

diff --git a/libavformat/au.c b/libavformat/au.c
index fbcbc5ba07ae51389827b3eee013ef694fde614e..d8765e3e47a87d4a3dd5fd2e841dac0cc891f5dc 100644 (file)
--- a/libavformat/au.c
+++ b/libavformat/au.c
@@ -2,20 +2,20 @@
  * AU muxer and demuxer
  * Copyright (c) 2001 Fabrice Bellard
  *
- * 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
  */
 
@@ -28,6 +28,7 @@
  */
 
 #include "avformat.h"
+#include "avio_internal.h"
 #include "pcm.h"
 #include "riff.h"
 
@@ -53,12 +54,12 @@ static int put_au_header(AVIOContext *pb, AVCodecContext *enc)
 {
     if(!enc->codec_tag)
         return -1;
-    put_tag(pb, ".snd");       /* magic number */
-    put_be32(pb, 24);           /* header size */
-    put_be32(pb, AU_UNKNOWN_SIZE); /* data size */
-    put_be32(pb, (uint32_t)enc->codec_tag);     /* codec ID */
-    put_be32(pb, enc->sample_rate);
-    put_be32(pb, (uint32_t)enc->channels);
+    ffio_wfourcc(pb, ".snd");    /* magic number */
+    avio_wb32(pb, 24);           /* header size */
+    avio_wb32(pb, AU_UNKNOWN_SIZE); /* data size */
+    avio_wb32(pb, (uint32_t)enc->codec_tag);     /* codec ID */
+    avio_wb32(pb, enc->sample_rate);
+    avio_wb32(pb, (uint32_t)enc->channels);
     return 0;
 }
 
@@ -73,7 +74,7 @@ static int au_write_header(AVFormatContext *s)
         return -1;
     }
 
-    put_flush_packet(pb);
+    avio_flush(pb);
 
     return 0;
 }
@@ -81,7 +82,7 @@ static int au_write_header(AVFormatContext *s)
 static int au_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     AVIOContext *pb = s->pb;
-    put_buffer(pb, pkt->data, pkt->size);
+    avio_write(pb, pkt->data, pkt->size);
     return 0;
 }
 
@@ -90,15 +91,15 @@ static int au_write_trailer(AVFormatContext *s)
     AVIOContext *pb = s->pb;
     int64_t file_size;
 
-    if (!url_is_streamed(s->pb)) {
+    if (s->pb->seekable) {
 
         /* update file size */
-        file_size = url_ftell(pb);
-        url_fseek(pb, 8, SEEK_SET);
-        put_be32(pb, (uint32_t)(file_size - 24));
-        url_fseek(pb, file_size, SEEK_SET);
+        file_size = avio_tell(pb);
+        avio_seek(pb, 8, SEEK_SET);
+        avio_wb32(pb, (uint32_t)(file_size - 24));
+        avio_seek(pb, file_size, SEEK_SET);
 
-        put_flush_packet(pb);
+        avio_flush(pb);
     }
 
     return 0;
@@ -127,15 +128,15 @@ static int au_read_header(AVFormatContext *s,
     AVStream *st;
 
     /* check ".snd" header */
-    tag = get_le32(pb);
+    tag = avio_rl32(pb);
     if (tag != MKTAG('.', 's', 'n', 'd'))
         return -1;
-    size = get_be32(pb); /* header size */
-    get_be32(pb); /* data size */
+    size = avio_rb32(pb); /* header size */
+    avio_rb32(pb); /* data size */
 
-    id = get_be32(pb);
-    rate = get_be32(pb);
-    channels = get_be32(pb);
+    id = avio_rb32(pb);
+    rate = avio_rb32(pb);
+    channels = avio_rb32(pb);
 
     codec = ff_codec_get_id(codec_au_tags, id);
 
@@ -146,7 +147,7 @@ static int au_read_header(AVFormatContext *s,
 
     if (size >= 24) {
         /* skip unused data */
-        url_fseek(pb, size - 24, SEEK_CUR);
+        avio_skip(pb, size - 24);
     }
 
     /* now we are ready: build format streams */
@@ -184,30 +185,27 @@ static int au_read_packet(AVFormatContext *s,
 
 #if CONFIG_AU_DEMUXER
 AVInputFormat ff_au_demuxer = {
-    "au",
-    NULL_IF_CONFIG_SMALL("SUN AU format"),
-    0,
-    au_probe,
-    au_read_header,
-    au_read_packet,
-    NULL,
-    pcm_read_seek,
+    .name           = "au",
+    .long_name      = NULL_IF_CONFIG_SMALL("SUN AU format"),
+    .read_probe     = au_probe,
+    .read_header    = au_read_header,
+    .read_packet    = au_read_packet,
+    .read_seek      = pcm_read_seek,
     .codec_tag= (const AVCodecTag* const []){codec_au_tags, 0},
 };
 #endif
 
 #if CONFIG_AU_MUXER
 AVOutputFormat ff_au_muxer = {
-    "au",
-    NULL_IF_CONFIG_SMALL("SUN AU format"),
-    "audio/basic",
-    "au",
-    0,
-    CODEC_ID_PCM_S16BE,
-    CODEC_ID_NONE,
-    au_write_header,
-    au_write_packet,
-    au_write_trailer,
+    .name              = "au",
+    .long_name         = NULL_IF_CONFIG_SMALL("SUN AU format"),
+    .mime_type         = "audio/basic",
+    .extensions        = "au",
+    .audio_codec       = CODEC_ID_PCM_S16BE,
+    .video_codec       = CODEC_ID_NONE,
+    .write_header      = au_write_header,
+    .write_packet      = au_write_packet,
+    .write_trailer     = au_write_trailer,
     .codec_tag= (const AVCodecTag* const []){codec_au_tags, 0},
 };
 #endif //CONFIG_AU_MUXER