pthread: do not touch has_b_frames

[ffmpeg] / libavformat / mtv.c

diff --git a/libavformat/mtv.c b/libavformat/mtv.c
index d6f8a2018b616532dfe9093045e64765b8120701..16e4c90eebdee17b11beb3c18bc2114b961d7d70 100644 (file)
--- a/libavformat/mtv.c
+++ b/libavformat/mtv.c
@@ -2,20 +2,20 @@
  * mtv demuxer
  * Copyright (c) 2006 Reynaldo H. Verdejo Pinochet
  *
- * 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
  */
 
@@ -32,8 +32,6 @@
 #define MTV_HEADER_SIZE 512
 #define MTV_AUDIO_PADDING_SIZE 12
 #define AUDIO_SAMPLING_RATE 44100
-#define VIDEO_SID 0
-#define AUDIO_SID 1
 
 typedef struct MTVDemuxContext {
 
@@ -83,17 +81,17 @@ static int mtv_read_header(AVFormatContext *s, AVFormatParameters *ap)
     AVStream        *st;
     unsigned int    audio_subsegments;
 
-    url_fskip(pb, 3);
-    mtv->file_size         = get_le32(pb);
-    mtv->segments          = get_le32(pb);
-    url_fskip(pb, 32);
-    mtv->audio_identifier  = get_le24(pb);
-    mtv->audio_br          = get_le16(pb);
-    mtv->img_colorfmt      = get_le24(pb);
-    mtv->img_bpp           = get_byte(pb);
-    mtv->img_width         = get_le16(pb);
-    mtv->img_height        = get_le16(pb);
-    mtv->img_segment_size  = get_le16(pb);
+    avio_skip(pb, 3);
+    mtv->file_size         = avio_rl32(pb);
+    mtv->segments          = avio_rl32(pb);
+    avio_skip(pb, 32);
+    mtv->audio_identifier  = avio_rl24(pb);
+    mtv->audio_br          = avio_rl16(pb);
+    mtv->img_colorfmt      = avio_rl24(pb);
+    mtv->img_bpp           = avio_r8(pb);
+    mtv->img_width         = avio_rl16(pb);
+    mtv->img_height        = avio_rl16(pb);
+    mtv->img_segment_size  = avio_rl16(pb);
 
     /* Calculate width and height if missing from header */
 
@@ -105,8 +103,8 @@ static int mtv_read_header(AVFormatContext *s, AVFormatParameters *ap)
         mtv->img_height=mtv->img_segment_size / (mtv->img_bpp>>3)
                         / mtv->img_width;
 
-    url_fskip(pb, 4);
-    audio_subsegments = get_le16(pb);
+    avio_skip(pb, 4);
+    audio_subsegments = avio_rl16(pb);
     mtv->full_segment_size =
         audio_subsegments * (MTV_AUDIO_PADDING_SIZE + MTV_ASUBCHUNK_DATA_SIZE) +
         mtv->img_segment_size;
@@ -118,7 +116,7 @@ static int mtv_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
     // video - raw rgb565
 
-    st = av_new_stream(s, VIDEO_SID);
+    st = avformat_new_stream(s, NULL);
     if(!st)
         return AVERROR(ENOMEM);
 
@@ -134,7 +132,7 @@ static int mtv_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
     // audio - mp3
 
-    st = av_new_stream(s, AUDIO_SID);
+    st = avformat_new_stream(s, NULL);
     if(!st)
         return AVERROR(ENOMEM);
 
@@ -146,7 +144,7 @@ static int mtv_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
     // Jump over header
 
-    if(url_fseek(pb, MTV_HEADER_SIZE, SEEK_SET) != MTV_HEADER_SIZE)
+    if(avio_seek(pb, MTV_HEADER_SIZE, SEEK_SET) != MTV_HEADER_SIZE)
         return AVERROR(EIO);
 
     return 0;
@@ -162,16 +160,16 @@ static int mtv_read_packet(AVFormatContext *s, AVPacket *pkt)
     int i;
 #endif
 
-    if((url_ftell(pb) - s->data_offset + mtv->img_segment_size) % mtv->full_segment_size)
+    if((avio_tell(pb) - s->data_offset + mtv->img_segment_size) % mtv->full_segment_size)
     {
-        url_fskip(pb, MTV_AUDIO_PADDING_SIZE);
+        avio_skip(pb, MTV_AUDIO_PADDING_SIZE);
 
         ret = av_get_packet(pb, pkt, MTV_ASUBCHUNK_DATA_SIZE);
         if(ret < 0)
             return ret;
 
         pkt->pos -= MTV_AUDIO_PADDING_SIZE;
-        pkt->stream_index = AUDIO_SID;
+        pkt->stream_index = 1;
 
     }else
     {
@@ -190,17 +188,17 @@ static int mtv_read_packet(AVFormatContext *s, AVPacket *pkt)
         for(i=0;i<mtv->img_segment_size/2;i++)
             *((uint16_t *)pkt->data+i) = av_bswap16(*((uint16_t *)pkt->data+i));
 #endif
-        pkt->stream_index = VIDEO_SID;
+        pkt->stream_index = 0;
     }
 
     return ret;
 }
 
 AVInputFormat ff_mtv_demuxer = {
-    "MTV",
-    NULL_IF_CONFIG_SMALL("MTV format"),
-    sizeof(MTVDemuxContext),
-    mtv_probe,
-    mtv_read_header,
-    mtv_read_packet,
+    .name           = "MTV",
+    .long_name      = NULL_IF_CONFIG_SMALL("MTV format"),
+    .priv_data_size = sizeof(MTVDemuxContext),
+    .read_probe     = mtv_probe,
+    .read_header    = mtv_read_header,
+    .read_packet    = mtv_read_packet,
 };