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Refactor transcode.c so it can actually transcode + use new capability to support mp3 streaming.

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Also includes the skeleton for perhaps supporting video in the future. Adds more fine-grained
ffmpeg/libav compability checks. Dependency on libavresample/libswresample exchanged with
dependency on libavfilter, which seems more versatile.
This commit is contained in:
ejurgensen
2015-10-09 23:58:27 +02:00
parent da3d32902e
commit 2a610812a5
16 changed files with 2180 additions and 810 deletions
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39
configure.ac
View File

@@ -83,25 +83,32 @@ AC_RUN_IFELSE(
AC_LANG_POP([C])
LIBS="$save_LIBS"
PKG_CHECK_EXISTS([ libavcodec >= 54.35 ],
[PKG_CHECK_EXISTS([ libswresample ],
libxxresample=libswresample;
,
libxxresample=libavresample;
)]
)
if test x$libxxresample = xlibswresample; then
AC_DEFINE(HAVE_LIBSWRESAMPLE, 1, [Define to 1 if you have ffmpeg's libswresample])
elif test x$libxxresample = xlibavresample; then
AC_DEFINE(HAVE_LIBAVRESAMPLE, 1, [Define to 1 if you have libav's libavresample])
fi
PKG_CHECK_MODULES(LIBAV, [ libavformat libavcodec libswscale libavutil $libxxresample ])
PKG_CHECK_MODULES(LIBAV, [ libavformat libavcodec libswscale libavutil libavfilter ])
dnl Checks for misc libav and ffmpeg API differences
save_LIBS="$LIBS"
AC_CHECK_LIB([avcodec], [avcodec_find_best_pix_fmt_of_list],
AC_DEFINE(HAVE_FFMPEG, 1, [Define to 1 if you have ffmpeg (and not libav).]))
AC_DEFINE(HAVE_FFMPEG, 1, [Define to 1 if you have ffmpeg/libav with avcodec_find_best_pix_fmt_of_list]))
AC_CHECK_LIB([avfilter], [av_buffersrc_add_frame_flags],
AC_DEFINE(HAVE_LIBAV_BUFFERSRC_ADD_FRAME_FLAGS, 1, [Define to 1 if you have ffmpeg/libav with av_buffersrc_add_frame_flags]))
AC_CHECK_LIB([avfilter], [av_buffersink_get_frame],
AC_DEFINE(HAVE_LIBAV_BUFFERSINK_GET_FRAME, 1, [Define to 1 if you have ffmpeg/libav with av_buffersink_get_frame]))
AC_CHECK_LIB([avfilter], [avfilter_graph_parse_ptr],
AC_DEFINE(HAVE_LIBAV_GRAPH_PARSE_PTR, 1, [Define to 1 if you have ffmpeg/libav with avfilter_graph_parse_ptr]))
AC_CHECK_LIB([avcodec], [av_copy_packet],
AC_DEFINE(HAVE_LIBAV_COPY_PACKET, 1, [Define to 1 if you have ffmpeg/libav with av_copy_packet]))
AC_CHECK_LIB([avcodec], [av_packet_rescale_ts],
AC_DEFINE(HAVE_LIBAV_PACKET_RESCALE_TS, 1, [Define to 1 if you have ffmpeg/libav with av_packet_rescale_ts]))
AC_CHECK_LIB([avformat], [avformat_alloc_output_context2],
AC_DEFINE(HAVE_LIBAV_ALLOC_OUTPUT_CONTEXT2, 1, [Define to 1 if you have ffmpeg/libav with avformat_alloc_output_context2]))
AC_CHECK_LIB([avutil], [av_frame_alloc],
AC_DEFINE(HAVE_LIBAV_FRAME_ALLOC, 1, [Define to 1 if you have ffmpeg/libav with av_frame_alloc]))
AC_CHECK_LIB([avutil], [av_frame_get_best_effort_timestamp],
AC_DEFINE(HAVE_LIBAV_BEST_EFFORT_TIMESTAMP, 1, [Define to 1 if you have ffmpeg/libav with av_frame_get_best_effort_timestamp]))
AC_CHECK_HEADERS([libavutil/channel_layout.h])
AC_CHECK_HEADERS([libavutil/mathematics.h])
LIBS="$save_LIBS"
PKG_CHECK_MODULES(MINIXML, [ mxml ])