Implement libswresample support as an alternative to libavresample, which is deprecated
This commit is contained in:
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88e148068e
commit
6ee72aa2d9
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@ -607,7 +607,23 @@ if(NOT ZM_NO_FFMPEG)
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set(optlibsnotfound "${optlibsnotfound} SWScale")
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set(optlibsnotfound "${optlibsnotfound} SWScale")
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endif(SWSCALE_LIBRARIES)
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endif(SWSCALE_LIBRARIES)
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# rescale (using find_library and find_path)
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# SWresample (using find_library and find_path)
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find_library(SWRESAMPLE_LIBRARIES swresample)
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if(SWRESAMPLE_LIBRARIES)
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set(HAVE_LIBSWRESAMPLE 1)
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list(APPEND ZM_BIN_LIBS "${SWRESAMPLE_LIBRARIES}")
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find_path(SWRESAMPLE_INCLUDE_DIR "libswresample/swresample.h" /usr/include/ffmpeg)
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if(SWRESAMPLE_INCLUDE_DIR)
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include_directories("${SWRESAMPLE_INCLUDE_DIR}")
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set(CMAKE_REQUIRED_INCLUDES "${SWRESAMPLE_INCLUDE_DIR}")
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endif(SWRESAMPLE_INCLUDE_DIR)
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mark_as_advanced(FORCE SWRESAMPLE_LIBRARIES SWRESAMPLE_INCLUDE_DIR)
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check_include_file("libswresample/swresample.h" HAVE_LIBSWRESAMPLE_SWRESAMPLE_H)
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set(optlibsfound "${optlibsfound} SWResample")
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else(SWRESAMPLE_LIBRARIES)
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set(optlibsnotfound "${optlibsnotfound} SWResample")
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# AVresample (using find_library and find_path)
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find_library(AVRESAMPLE_LIBRARIES avresample)
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find_library(AVRESAMPLE_LIBRARIES avresample)
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if(AVRESAMPLE_LIBRARIES)
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if(AVRESAMPLE_LIBRARIES)
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set(HAVE_LIBAVRESAMPLE 1)
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set(HAVE_LIBAVRESAMPLE 1)
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@ -624,6 +640,8 @@ if(NOT ZM_NO_FFMPEG)
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set(optlibsnotfound "${optlibsnotfound} AVResample")
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set(optlibsnotfound "${optlibsnotfound} AVResample")
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endif(AVRESAMPLE_LIBRARIES)
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endif(AVRESAMPLE_LIBRARIES)
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endif(SWRESAMPLE_LIBRARIES)
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# Find the path to the ffmpeg executable
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# Find the path to the ffmpeg executable
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find_program(FFMPEG_EXECUTABLE
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find_program(FFMPEG_EXECUTABLE
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NAMES ffmpeg avconv
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NAMES ffmpeg avconv
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@ -10,6 +10,7 @@ Build-Depends: debhelper (>= 9), dh-systemd, python-sphinx | python3-sphinx, apa
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,libavcodec-dev (>= 6:10~)
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,libavcodec-dev (>= 6:10~)
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,libavformat-dev (>= 6:10~)
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,libavformat-dev (>= 6:10~)
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,libavutil-dev (>= 6:10~)
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,libavutil-dev (>= 6:10~)
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,libswresample-dev
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,libswscale-dev (>= 6:10~)
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,libswscale-dev (>= 6:10~)
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,ffmpeg | libav-tools
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,ffmpeg | libav-tools
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,net-tools
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,net-tools
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@ -41,7 +42,9 @@ Package: zoneminder
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Architecture: any
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Architecture: any
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Depends: ${shlibs:Depends}, ${misc:Depends}, ${perl:Depends}
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Depends: ${shlibs:Depends}, ${misc:Depends}, ${perl:Depends}
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,javascript-common
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,javascript-common
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,libmp4v2-2, libx264-142|libx264-148|libx264-152, libswscale-ffmpeg3|libswscale4|libswscale3|libswscale5
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,libmp4v2-2, libx264-142|libx264-148|libx264-152
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,libswscale-ffmpeg3|libswscale4|libswscale3|libswscale5
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,libswresample2|libswresample3|libswresample24
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,ffmpeg | libav-tools
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,ffmpeg | libav-tools
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,libdate-manip-perl, libmime-lite-perl, libmime-tools-perl
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,libdate-manip-perl, libmime-lite-perl, libmime-tools-perl
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,libdbd-mysql-perl
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,libdbd-mysql-perl
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@ -205,7 +205,7 @@ VideoStore::VideoStore(const char *filename_in, const char *format_in,
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audio_out_stream = NULL;
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audio_out_stream = NULL;
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in_frame = NULL;
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in_frame = NULL;
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out_frame = NULL;
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out_frame = NULL;
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#ifdef HAVE_LIBAVRESAMPLE
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#if defined(HAVE_LIBSWRESAMPLE) || defined(HAVE_LIBAVRESAMPLE)
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resample_ctx = NULL;
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resample_ctx = NULL;
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#endif
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#endif
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@ -220,7 +220,7 @@ VideoStore::VideoStore(const char *filename_in, const char *format_in,
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audio_in_ctx = audio_in_stream->codec;
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audio_in_ctx = audio_in_stream->codec;
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#endif
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#endif
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if (audio_in_ctx->codec_id != AV_CODEC_ID_AAC) {
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if ( audio_in_ctx->codec_id != AV_CODEC_ID_AAC ) {
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static char error_buffer[256];
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static char error_buffer[256];
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avcodec_string(error_buffer, sizeof(error_buffer), audio_in_ctx, 0);
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avcodec_string(error_buffer, sizeof(error_buffer), audio_in_ctx, 0);
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Debug(2, "Got something other than AAC (%s)", error_buffer);
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Debug(2, "Got something other than AAC (%s)", error_buffer);
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@ -241,8 +241,6 @@ VideoStore::VideoStore(const char *filename_in, const char *format_in,
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Error("Unable to create audio out stream");
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Error("Unable to create audio out stream");
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audio_out_stream = NULL;
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audio_out_stream = NULL;
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} else {
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} else {
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Debug(2, "setting parameters");
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#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
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#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
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audio_out_ctx = avcodec_alloc_context3(audio_out_codec);
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audio_out_ctx = avcodec_alloc_context3(audio_out_codec);
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// Copy params from instream to ctx
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// Copy params from instream to ctx
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@ -466,10 +464,16 @@ VideoStore::~VideoStore() {
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avcodec_free_context(&audio_out_ctx);
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avcodec_free_context(&audio_out_ctx);
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#endif
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#endif
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audio_out_ctx = NULL;
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audio_out_ctx = NULL;
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#ifdef HAVE_LIBAVRESAMPLE
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#if defined(HAVE_LIBAVRESAMPLE) || defined(HAVE_LIBSWRESAMPLE)
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if ( resample_ctx ) {
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if ( resample_ctx ) {
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#if defined(HAVE_LIBSWRESAMPLE)
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swr_free(&resample_ctx);
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#else
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#if defined(HAVE_LIBAVRESAMPLE)
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avresample_close(resample_ctx);
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avresample_close(resample_ctx);
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avresample_free(&resample_ctx);
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avresample_free(&resample_ctx);
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#endif
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#endif
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}
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}
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if ( in_frame ) {
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if ( in_frame ) {
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av_frame_free(&in_frame);
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av_frame_free(&in_frame);
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@ -491,7 +495,12 @@ VideoStore::~VideoStore() {
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} // VideoStore::~VideoStore()
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} // VideoStore::~VideoStore()
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bool VideoStore::setup_resampler() {
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bool VideoStore::setup_resampler() {
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#ifdef HAVE_LIBAVRESAMPLE
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#if !defined(HAVE_LIBSWRESAMPLE) && !defined(HAVE_LIBAVRESAMPLE)
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Error(
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"Not built with resample library. "
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"Cannot do audio conversion to AAC");
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return false;
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#else
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#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
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#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
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// Newer ffmpeg wants to keep everything separate... so have to lookup our own
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// Newer ffmpeg wants to keep everything separate... so have to lookup our own
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@ -499,8 +508,7 @@ bool VideoStore::setup_resampler() {
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audio_in_codec =
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audio_in_codec =
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avcodec_find_decoder(audio_in_stream->codecpar->codec_id);
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avcodec_find_decoder(audio_in_stream->codecpar->codec_id);
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#else
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#else
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audio_in_codec =
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audio_in_codec = avcodec_find_decoder(audio_in_ctx->codec_id);
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avcodec_find_decoder(audio_in_ctx->codec_id);
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#endif
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#endif
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ret = avcodec_open2(audio_in_ctx, audio_in_codec, NULL);
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ret = avcodec_open2(audio_in_ctx, audio_in_codec, NULL);
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if ( ret < 0 ) {
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if ( ret < 0 ) {
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@ -531,6 +539,9 @@ bool VideoStore::setup_resampler() {
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audio_out_stream = avformat_new_stream(oc, NULL);
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audio_out_stream = avformat_new_stream(oc, NULL);
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audio_out_ctx = audio_out_stream->codec;
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audio_out_ctx = audio_out_stream->codec;
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#endif
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#endif
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// Some formats (i.e. WAV) do not produce the proper channel layout
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if ( audio_in_ctx->channel_layout == 0 )
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audio_in_ctx->channel_layout = av_get_channel_layout("mono");
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/* put sample parameters */
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/* put sample parameters */
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audio_out_ctx->bit_rate = audio_in_ctx->bit_rate;
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audio_out_ctx->bit_rate = audio_in_ctx->bit_rate;
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@ -622,34 +633,49 @@ bool VideoStore::setup_resampler() {
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return false;
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return false;
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}
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}
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#if defined(HAVE_LIBSWRESAMPLE)
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resample_ctx = swr_alloc_set_opts(NULL,
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av_get_default_channel_layout(audio_out_ctx->channels),
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audio_out_ctx->sample_fmt,
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audio_out_ctx->sample_rate,
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av_get_default_channel_layout(audio_in_ctx->channels),
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audio_in_ctx->sample_fmt,
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audio_in_ctx->sample_rate,
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0, NULL);
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if ( !resample_ctx ) {
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Error("Could not allocate resample context");
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av_frame_free(&in_frame);
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av_frame_free(&out_frame);
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return false;
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}
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if ( (ret = swr_init(resample_ctx)) < 0 ) {
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Error("Could not open resampler");
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av_frame_free(&in_frame);
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av_frame_free(&out_frame);
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swr_free(&resample_ctx);
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return false;
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}
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#else
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#if defined(HAVE_LIBAVRESAMPLE)
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// Setup the audio resampler
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// Setup the audio resampler
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resample_ctx = avresample_alloc_context();
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resample_ctx = avresample_alloc_context();
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if ( !resample_ctx ) {
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if ( !resample_ctx ) {
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Error("Could not allocate resample ctx");
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Error("Could not allocate resample ctx");
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av_frame_free(&in_frame);
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av_frame_free(&out_frame);
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return false;
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return false;
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}
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}
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// Some formats (i.e. WAV) do not produce the proper channel layout
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uint64_t layout = av_get_channel_layout("mono");
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if ( audio_in_ctx->channel_layout == 0 ) {
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av_opt_set_int(resample_ctx, "in_channel_layout", layout, 0);
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Debug(1, "Bad in channel layout. Need to set it to mono (%d).", layout);
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} else {
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av_opt_set_int(resample_ctx, "in_channel_layout",
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av_opt_set_int(resample_ctx, "in_channel_layout",
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audio_in_ctx->channel_layout, 0);
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audio_in_ctx->channel_layout, 0);
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layout = audio_in_ctx->channel_layout;
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}
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av_opt_set_int(resample_ctx, "in_sample_fmt",
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av_opt_set_int(resample_ctx, "in_sample_fmt",
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audio_in_ctx->sample_fmt, 0);
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audio_in_ctx->sample_fmt, 0);
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av_opt_set_int(resample_ctx, "in_sample_rate",
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av_opt_set_int(resample_ctx, "in_sample_rate",
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audio_in_ctx->sample_rate, 0);
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audio_in_ctx->sample_rate, 0);
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av_opt_set_int(resample_ctx, "in_channels", audio_in_ctx->channels,
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av_opt_set_int(resample_ctx, "in_channels",
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0);
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audio_in_ctx->channels, 0);
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// av_opt_set_int( resample_ctx, "out_channel_layout",
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// audio_out_ctx->channel_layout, 0);
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av_opt_set_int(resample_ctx, "out_channel_layout",
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av_opt_set_int(resample_ctx, "out_channel_layout",
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layout, 0);
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audio_in_ctx->channel_layout, 0);
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av_opt_set_int(resample_ctx, "out_sample_fmt",
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av_opt_set_int(resample_ctx, "out_sample_fmt",
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audio_out_ctx->sample_fmt, 0);
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audio_out_ctx->sample_fmt, 0);
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av_opt_set_int(resample_ctx, "out_sample_rate",
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av_opt_set_int(resample_ctx, "out_sample_rate",
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@ -664,6 +690,8 @@ bool VideoStore::setup_resampler() {
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} else {
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} else {
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Debug(2, "Success opening resampler");
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Debug(2, "Success opening resampler");
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}
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}
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#endif
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#endif
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out_frame->nb_samples = audio_out_ctx->frame_size;
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out_frame->nb_samples = audio_out_ctx->frame_size;
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out_frame->format = audio_out_ctx->sample_fmt;
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out_frame->format = audio_out_ctx->sample_fmt;
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@ -694,11 +722,6 @@ bool VideoStore::setup_resampler() {
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}
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}
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return true;
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return true;
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#else
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Error(
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"Not built with libavresample library. Cannot do audio conversion to "
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"AAC");
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return false;
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#endif
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#endif
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} // end bool VideoStore::setup_resampler()
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} // end bool VideoStore::setup_resampler()
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@ -858,9 +881,9 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
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if ( audio_out_codec ) {
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if ( audio_out_codec ) {
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Debug(3, "Have audio codec");
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Debug(3, "Have audio codec");
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#ifdef HAVE_LIBAVRESAMPLE
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#if defined(HAVE_LIBSWRESAMPLE) || defined(HAVE_LIBAVRESAMPLE)
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#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
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#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
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ret = avcodec_send_packet(audio_in_ctx, ipkt);
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ret = avcodec_send_packet(audio_in_ctx, ipkt);
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if ( ret < 0 ) {
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if ( ret < 0 ) {
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Error("avcodec_send_packet fail %s", av_make_error_string(ret).c_str());
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Error("avcodec_send_packet fail %s", av_make_error_string(ret).c_str());
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@ -877,7 +900,7 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
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"layout(%d)",
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"layout(%d)",
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in_frame->nb_samples, in_frame->format,
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in_frame->nb_samples, in_frame->format,
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in_frame->sample_rate, in_frame->channel_layout);
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in_frame->sample_rate, in_frame->channel_layout);
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#else
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#else
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/**
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/**
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* Decode the audio frame stored in the packet.
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* Decode the audio frame stored in the packet.
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* The in audio stream decoder is used to do this.
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* The in audio stream decoder is used to do this.
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@ -897,11 +920,24 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
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Debug(2, "Not ready to transcode a frame yet.");
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Debug(2, "Not ready to transcode a frame yet.");
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return 0;
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return 0;
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}
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}
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#endif
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#endif
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int frame_size = out_frame->nb_samples;
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int frame_size = out_frame->nb_samples;
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// Resample the in into the audioSampleBuffer until we proceed the whole
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// Resample the in into the audioSampleBuffer until we proceed the whole
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// decoded data
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// decoded data
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#if defined(HAVE_LIBSWRESAMPLE)
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Debug(2, "Converting %d to %d samples", in_frame->nb_samples, out_frame->nb_samples);
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if ((ret = swr_convert(resample_ctx,
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out_frame->data, frame_size,
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(const uint8_t**)in_frame->data,
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in_frame->nb_samples)) < 0) {
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Error("Could not resample frame (error '%s')\n",
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av_make_error_string(ret).c_str());
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av_frame_unref(in_frame);
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return 0;
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}
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#else
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#if defined(HAVE_LIBAVRESAMPLE)
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if ((ret =
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if ((ret =
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avresample_convert(resample_ctx, NULL, 0, 0, in_frame->data,
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avresample_convert(resample_ctx, NULL, 0, 0, in_frame->data,
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0, in_frame->nb_samples)) < 0) {
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0, in_frame->nb_samples)) < 0) {
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@ -910,8 +946,11 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
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av_frame_unref(in_frame);
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av_frame_unref(in_frame);
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return 0;
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return 0;
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}
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}
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#endif
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#endif
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av_frame_unref(in_frame);
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av_frame_unref(in_frame);
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#if defined(HAVE_LIBAVRESAMPLE)
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int samples_available = avresample_available(resample_ctx);
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int samples_available = avresample_available(resample_ctx);
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if (samples_available < frame_size) {
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if (samples_available < frame_size) {
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@ -926,6 +965,7 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
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Warning("Error reading resampled audio: ");
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Warning("Error reading resampled audio: ");
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return 0;
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return 0;
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}
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}
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#endif
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Debug(2,
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Debug(2,
|
||||||
"Frame: samples(%d), format(%d), sample_rate(%d), channel layout(%d)",
|
"Frame: samples(%d), format(%d), sample_rate(%d), channel layout(%d)",
|
||||||
out_frame->nb_samples, out_frame->format,
|
out_frame->nb_samples, out_frame->format,
|
||||||
|
@ -934,7 +974,7 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
|
||||||
av_init_packet(&opkt);
|
av_init_packet(&opkt);
|
||||||
Debug(5, "after init packet");
|
Debug(5, "after init packet");
|
||||||
|
|
||||||
#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
|
#if LIBAVCODEC_VERSION_CHECK(57, 64, 0, 64, 0)
|
||||||
if ((ret = avcodec_send_frame(audio_out_ctx, out_frame)) < 0) {
|
if ((ret = avcodec_send_frame(audio_out_ctx, out_frame)) < 0) {
|
||||||
Error("Could not send frame (error '%s')",
|
Error("Could not send frame (error '%s')",
|
||||||
av_make_error_string(ret).c_str());
|
av_make_error_string(ret).c_str());
|
||||||
|
@ -958,7 +998,7 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
|
||||||
// av_frame_unref( out_frame );
|
// av_frame_unref( out_frame );
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
#else
|
#else
|
||||||
if ((ret = avcodec_encode_audio2(audio_out_ctx, &opkt, out_frame,
|
if ((ret = avcodec_encode_audio2(audio_out_ctx, &opkt, out_frame,
|
||||||
&data_present)) < 0) {
|
&data_present)) < 0) {
|
||||||
Error("Could not encode frame (error '%s')",
|
Error("Could not encode frame (error '%s')",
|
||||||
|
@ -971,8 +1011,9 @@ int VideoStore::writeAudioFramePacket(AVPacket *ipkt) {
|
||||||
zm_av_packet_unref(&opkt);
|
zm_av_packet_unref(&opkt);
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
#else
|
||||||
|
Error("Have audio codec but no resampler?!");
|
||||||
#endif
|
#endif
|
||||||
} else {
|
} else {
|
||||||
av_init_packet(&opkt);
|
av_init_packet(&opkt);
|
||||||
|
|
|
@ -3,8 +3,12 @@
|
||||||
|
|
||||||
#include "zm_ffmpeg.h"
|
#include "zm_ffmpeg.h"
|
||||||
extern "C" {
|
extern "C" {
|
||||||
#ifdef HAVE_LIBAVRESAMPLE
|
#ifdef HAVE_LIBSWRESAMPLE
|
||||||
#include "libavresample/avresample.h"
|
#include "libswresample/swresample.h"
|
||||||
|
#else
|
||||||
|
#ifdef HAVE_LIBAVRESAMPLE
|
||||||
|
#include "libavresample/avresample.h"
|
||||||
|
#endif
|
||||||
#endif
|
#endif
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -38,8 +42,12 @@ private:
|
||||||
// The following are used when encoding the audio stream to AAC
|
// The following are used when encoding the audio stream to AAC
|
||||||
AVCodec *audio_out_codec;
|
AVCodec *audio_out_codec;
|
||||||
AVCodecContext *audio_out_ctx;
|
AVCodecContext *audio_out_ctx;
|
||||||
|
#ifdef HAVE_LIBSWRESAMPLE
|
||||||
|
SwrContext *resample_ctx;
|
||||||
|
#else
|
||||||
#ifdef HAVE_LIBAVRESAMPLE
|
#ifdef HAVE_LIBAVRESAMPLE
|
||||||
AVAudioResampleContext* resample_ctx;
|
AVAudioResampleContext* resample_ctx;
|
||||||
|
#endif
|
||||||
#endif
|
#endif
|
||||||
uint8_t *converted_in_samples;
|
uint8_t *converted_in_samples;
|
||||||
|
|
||||||
|
|
|
@ -54,6 +54,8 @@
|
||||||
#cmakedefine HAVE_LIBAVUTIL_HWCONTEXT_H 0
|
#cmakedefine HAVE_LIBAVUTIL_HWCONTEXT_H 0
|
||||||
#cmakedefine HAVE_LIBSWSCALE 1
|
#cmakedefine HAVE_LIBSWSCALE 1
|
||||||
#cmakedefine HAVE_LIBSWSCALE_SWSCALE_H 1
|
#cmakedefine HAVE_LIBSWSCALE_SWSCALE_H 1
|
||||||
|
#cmakedefine HAVE_LIBSWRESAMPLE 1
|
||||||
|
#cmakedefine HAVE_LIBSWRESAMPLE_SWRESAMPLE_H 1
|
||||||
#cmakedefine HAVE_LIBAVRESAMPLE 1
|
#cmakedefine HAVE_LIBAVRESAMPLE 1
|
||||||
#cmakedefine HAVE_LIBAVRESAMPLE_AVRESAMPLE_H 1
|
#cmakedefine HAVE_LIBAVRESAMPLE_AVRESAMPLE_H 1
|
||||||
#cmakedefine HAVE_LIBVLC 1
|
#cmakedefine HAVE_LIBVLC 1
|
||||||
|
|
Loading…
Reference in New Issue