http: Reduce scope of a variable in parse_content_encoding()

[ffmpeg] / libavformat / smjpegdec.c

diff --git a/libavformat/smjpegdec.c b/libavformat/smjpegdec.c
index 05a92839da717dbe7597db95f42462b54261956e..a9ed28e26194b76b065c071b267855deb8cfdcaa 100644 (file)
--- a/libavformat/smjpegdec.c
+++ b/libavformat/smjpegdec.c
@@ -24,6 +24,8 @@
  * This is a demuxer for Loki SDL Motion JPEG files
  */
 
+#include <inttypes.h>
+
 #include "avformat.h"
 #include "internal.h"
 #include "riff.h"
@@ -52,7 +54,7 @@ static int smjpeg_read_header(AVFormatContext *s)
     avio_skip(pb, 8); // magic
     version = avio_rb32(pb);
     if (version)
-        av_log_ask_for_sample(s, "unknown version %d\n", version);
+        avpriv_request_sample(s, "Unknown version %"PRIu32, version);
 
     duration = avio_rb32(pb); // in msec
 
@@ -77,8 +79,8 @@ static int smjpeg_read_header(AVFormatContext *s)
             break;
         case SMJPEG_SND:
             if (ast) {
-                av_log_ask_for_sample(s, "multiple audio streams not supported\n");
-                return AVERROR_INVALIDDATA;
+                avpriv_request_sample(s, "Multiple audio streams");
+                return AVERROR_PATCHWELCOME;
             }
             hlength = avio_rb32(pb);
             if (hlength < 8)
@@ -100,7 +102,7 @@ static int smjpeg_read_header(AVFormatContext *s)
             break;
         case SMJPEG_VID:
             if (vst) {
-                av_log_ask_for_sample(s, "multiple video streams not supported\n");
+                avpriv_request_sample(s, "Multiple video streams");
                 return AVERROR_INVALIDDATA;
             }
             hlength = avio_rb32(pb);
@@ -124,7 +126,7 @@ static int smjpeg_read_header(AVFormatContext *s)
         case SMJPEG_HEND:
             return 0;
         default:
-            av_log(s, AV_LOG_ERROR, "unknown header %x\n", htype);
+            av_log(s, AV_LOG_ERROR, "unknown header %"PRIx32"\n", htype);
             return AVERROR_INVALIDDATA;
         }
     }
@@ -135,10 +137,13 @@ static int smjpeg_read_header(AVFormatContext *s)
 static int smjpeg_read_packet(AVFormatContext *s, AVPacket *pkt)
 {
     SMJPEGContext *sc = s->priv_data;
-    uint32_t dtype, ret, size, timestamp;
+    uint32_t dtype, size, timestamp;
+    int64_t pos;
+    int ret;
 
     if (s->pb->eof_reached)
         return AVERROR_EOF;
+    pos   = avio_tell(s->pb);
     dtype = avio_rl32(s->pb);
     switch (dtype) {
     case SMJPEG_SNDD:
@@ -147,6 +152,7 @@ static int smjpeg_read_packet(AVFormatContext *s, AVPacket *pkt)
         ret = av_get_packet(s->pb, pkt, size);
         pkt->stream_index = sc->audio_stream_index;
         pkt->pts = timestamp;
+        pkt->pos = pos;
         break;
     case SMJPEG_VIDD:
         timestamp = avio_rb32(s->pb);
@@ -154,12 +160,13 @@ static int smjpeg_read_packet(AVFormatContext *s, AVPacket *pkt)
         ret = av_get_packet(s->pb, pkt, size);
         pkt->stream_index = sc->video_stream_index;
         pkt->pts = timestamp;
+        pkt->pos = pos;
         break;
     case SMJPEG_DONE:
         ret = AVERROR_EOF;
         break;
     default:
-        av_log(s, AV_LOG_ERROR, "unknown chunk %x\n", dtype);
+        av_log(s, AV_LOG_ERROR, "unknown chunk %"PRIx32"\n", dtype);
         ret = AVERROR_INVALIDDATA;
         break;
     }
@@ -174,4 +181,5 @@ AVInputFormat ff_smjpeg_demuxer = {
     .read_header    = smjpeg_read_header,
     .read_packet    = smjpeg_read_packet,
     .extensions     = "mjpg",
+    .flags          = AVFMT_GENERIC_INDEX,
 };