Build only with libav , remove unused variables.

2 files changed, 14 insertions, 24 deletions

diff --git a/configure.ac b/configure.ac
index 9101b16..e5a880e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -672,11 +672,13 @@ if test x$ffmpeg_enabled = x1
 then
   ffmpeg_enabled=0
   new_ffmpeg=0
-  AC_CHECK_HEADERS([libavutil/frame.h],new_ffmpeg=1)
+  AC_CHECK_HEADERS([libavutil/frame.h],
+  AC_CHECK_HEADERS([libavresample/avresample.h],new_ffmpeg=1))
+  
   AC_CHECK_LIB(swscale, sws_getContext,
     AC_CHECK_LIB(avcodec, avcodec_alloc_context3,
       ffmpeg_enabled=1))
-  AC_CHECK_HEADERS([libavutil/avutil.h ffmpeg/avutil.h libavformat/avformat.h ffmpeg/avformat.h libavcodec/avcodec.h ffmpeg/avcodec.h libswscale/swscale.h ffmpeg/swscale.h libavresample/avresample.h ffmpeg/avresample.h])
+  AC_CHECK_HEADERS([libavutil/avutil.h ffmpeg/avutil.h libavformat/avformat.h ffmpeg/avformat.h libavcodec/avcodec.h ffmpeg/avcodec.h libswscale/swscale.h ffmpeg/swscale.h])
 fi
 AM_CONDITIONAL(HAVE_FFMPEG, test x$ffmpeg_enabled != x0)
 AM_CONDITIONAL(HAVE_FFMPEG_NEW, test x$new_ffmpeg != x0)
@@ -805,7 +807,7 @@ fi
 
 if test "x$new_ffmpeg" = "x0"
 then
- AC_MSG_NOTICE([NOTICE: FFmpeg/opus audio preview plugin disabled])
+ AC_MSG_NOTICE([NOTICE: FFmpeg/opus audio preview plugin disabled, It needs libav > 10, or a FFmpeg with --enable-libavresample])
 fi
 
 if test "x$without_gtk" = "xtrue"
diff --git a/src/plugins/previewopus_extractor.c b/src/plugins/previewopus_extractor.c
index 1387044..9cae71f 100644
--- a/src/plugins/previewopus_extractor.c
+++ b/src/plugins/previewopus_extractor.c
@@ -66,11 +66,10 @@
 #endif
 
 //TODO: Check for ffmpeg
-#if HAVE_LIBAVRESAMPLE_AVRESAMPLE_H
 #include <libavresample/avresample.h>
-#elif HAVE_FFMPEG_AVRESAMPLE_H
-#include <ffmpeg/avresample.h>
-#endif
+
+
+
 
 
 
@@ -202,19 +201,16 @@ static int open_output_file(
                             AVFormatContext **output_format_context,
                             AVCodecContext **output_codec_context)
 {
-    AVIOContext *output_io_context = NULL;
         AVStream *stream               = NULL;
     AVCodec *output_codec          = NULL;
         AVIOContext *io_ctx;
     int error;
         
-        
-        
-        AVDictionary *options;
+
         unsigned char *iob;
 
   if (NULL == (iob = av_malloc (16 * 1024)))
-    return;
+    return AVERROR_EXIT;
   if (NULL == (io_ctx = avio_alloc_context (iob, 16 * 1024,
                                             AVIO_FLAG_WRITE, NULL, 
                                            NULL,
@@ -222,12 +218,12 @@ static int open_output_file(
                                             NULL)))
     {
       av_free (iob);
-      return;
+      return AVERROR_EXIT;
     }
   if (NULL == ((*output_format_context) = avformat_alloc_context ()))
     {
       av_free (io_ctx);
-      return;
+      return AVERROR_EXIT;
     }
   (*output_format_context)->pb = io_ctx;
   
@@ -825,7 +821,6 @@ static int write_output_file_trailer(AVFormatContext *output_format_context)
 static void
 extract_audio (struct EXTRACTOR_ExtractContext *ec)
 {
-  AVPacket packet;
   AVIOContext *io_ctx;
   struct AVFormatContext *format_ctx;
   AVCodecContext *codec_ctx;
@@ -833,23 +828,18 @@ extract_audio (struct EXTRACTOR_ExtractContext *ec)
   AVCodec *codec;
   AVDictionary *options;
   AVFrame *frame;
-  
   AVCodecContext* output_codec_context = NULL;
-  
-    
   AVAudioResampleContext  *resample_context = NULL;
   AVAudioFifo *fifo = NULL;
         
         
   int audio_stream_index;
-  int thumb_width;
-  int thumb_height;
   int i;
   int err;
-  int frame_finished;
   int duration;
   unsigned char *iob;
-
+  
+  
   totalSize =0;
   
   if (NULL == (iob = av_malloc (16 * 1024)))
@@ -982,7 +972,6 @@ extract_audio (struct EXTRACTOR_ExtractContext *ec)
   
   if (err >= 0)        
     avcodec_flush_buffers (codec_ctx);        
-  frame_finished = 0;
 
 
         /**
@@ -1120,7 +1109,6 @@ extract_audio (struct EXTRACTOR_ExtractContext *ec)
 void 
 EXTRACTOR_previewopus_extract_method (struct EXTRACTOR_ExtractContext *ec)
 {
-  unsigned int i;
   ssize_t iret;
   void *data;