mirror of
https://github.com/owntone/owntone-server.git
synced 2024-12-26 23:25:56 -05:00
Add libav version conditions
This commit is contained in:
ejurgensen
parent
21584fa1ff
commit
edaa8fe4f2
@ -130,7 +130,13 @@ AC_RUN_IFELSE(
|
||||
AC_LANG_POP([C])
|
||||
LIBS="$save_LIBS"
|
||||
|
||||
PKG_CHECK_MODULES(LIBAV, [ libavcodec libavformat libswscale libavutil libavresample ])
|
||||
_PKG_CONFIG([libavcodec_VERSION], [atleast-version=54.35], [libavcodec])
|
||||
if test $pkg_failed = yes; then
|
||||
PKG_CHECK_MODULES(LIBAV, [ libavcodec libavformat libswscale libavutil ])
|
||||
else
|
||||
PKG_CHECK_MODULES(LIBAV, [ libavcodec libavformat libswscale libavutil libavresample ])
|
||||
fi
|
||||
|
||||
dnl Check for av_lock_manager (ffmpeg >= 0.5.1)
|
||||
save_LIBS="$LIBS"
|
||||
AC_CHECK_LIB([avcodec], [av_lockmgr_register], , AC_MSG_ERROR([libav (ffmpeg) >= 0.5.1 required]))
|
||||
|
||||
144
src/transcode.c
144
src/transcode.c
@ -43,9 +43,11 @@
|
||||
|
||||
#include <libavcodec/avcodec.h>
|
||||
#include <libavformat/avformat.h>
|
||||
#include <libavresample/avresample.h>
|
||||
#include <libavutil/mathematics.h>
|
||||
#include <libavutil/opt.h>
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
# include <libavutil/opt.h>
|
||||
# include <libavresample/avresample.h>
|
||||
#endif
|
||||
|
||||
#include "logger.h"
|
||||
#include "conffile.h"
|
||||
@ -67,8 +69,13 @@ struct transcode_ctx {
|
||||
int16_t *abuffer;
|
||||
|
||||
/* Resampling */
|
||||
int need_resample;
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
AVAudioResampleContext *resample_ctx;
|
||||
#else
|
||||
ReSampleContext *resample_ctx;
|
||||
int input_size;
|
||||
#endif
|
||||
int need_resample;
|
||||
int16_t *re_abuffer;
|
||||
|
||||
off_t offset;
|
||||
@ -148,12 +155,15 @@ transcode(struct transcode_ctx *ctx, struct evbuffer *evbuf, int wanted)
|
||||
#if BYTE_ORDER == BIG_ENDIAN
|
||||
int i;
|
||||
#endif
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
AVFrame *frame = NULL;
|
||||
int got_frame;
|
||||
int out_size;
|
||||
int out_linesize;
|
||||
int out_samples;
|
||||
#elif LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
AVFrame *frame = NULL;
|
||||
int got_frame;
|
||||
#endif
|
||||
|
||||
processed = 0;
|
||||
@ -171,6 +181,7 @@ transcode(struct transcode_ctx *ctx, struct evbuffer *evbuf, int wanted)
|
||||
/* Decode data */
|
||||
while (ctx->apacket2.size > 0)
|
||||
{
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
got_frame = 0;
|
||||
|
||||
if (!frame)
|
||||
@ -190,6 +201,13 @@ transcode(struct transcode_ctx *ctx, struct evbuffer *evbuf, int wanted)
|
||||
used = avcodec_decode_audio4(ctx->acodec,
|
||||
frame, &got_frame,
|
||||
&ctx->apacket2);
|
||||
#else
|
||||
buflen = XCODE_BUFFER_SIZE;
|
||||
|
||||
used = avcodec_decode_audio3(ctx->acodec,
|
||||
ctx->abuffer, &buflen,
|
||||
&ctx->apacket2);
|
||||
#endif
|
||||
|
||||
if (used < 0)
|
||||
{
|
||||
@ -202,10 +220,47 @@ transcode(struct transcode_ctx *ctx, struct evbuffer *evbuf, int wanted)
|
||||
ctx->apacket2.size -= used;
|
||||
|
||||
/* No frame decoded this time around */
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
if (!got_frame)
|
||||
continue;
|
||||
#elif LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
if (!got_frame)
|
||||
continue;
|
||||
else
|
||||
{
|
||||
/* This part is from the libav wrapper for avcodec_decode_audio3 */
|
||||
int ch, plane_size;
|
||||
int planar = av_sample_fmt_is_planar(ctx->acodec->sample_fmt);
|
||||
int data_size = av_samples_get_buffer_size(&plane_size, ctx->acodec->channels,
|
||||
frame->nb_samples, ctx->acodec->sample_fmt, 1);
|
||||
|
||||
if (XCODE_BUFFER_SIZE < data_size)
|
||||
{
|
||||
DPRINTF(E_WARN, L_XCODE, "Output buffer too small for frame (%d < %d)\n", XCODE_BUFFER_SIZE, data_size);
|
||||
|
||||
continue;
|
||||
}
|
||||
|
||||
memcpy(ctx->abuffer, frame->extended_data[0], plane_size);
|
||||
|
||||
if (planar && ctx->acodec->channels > 1)
|
||||
{
|
||||
uint8_t *out = ((uint8_t *)ctx->abuffer) + plane_size;
|
||||
for (ch = 1; ch < ctx->acodec->channels; ch++)
|
||||
{
|
||||
memcpy(out, frame->extended_data[ch], plane_size);
|
||||
out += plane_size;
|
||||
}
|
||||
}
|
||||
buflen = data_size;
|
||||
}
|
||||
#else
|
||||
if (buflen == 0)
|
||||
continue;
|
||||
#endif
|
||||
|
||||
if (ctx->need_resample)
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
{
|
||||
out_size = av_samples_get_buffer_size(&out_linesize, 2, frame->nb_samples, AV_SAMPLE_FMT_S16, 0);
|
||||
|
||||
@ -226,13 +281,29 @@ transcode(struct transcode_ctx *ctx, struct evbuffer *evbuf, int wanted)
|
||||
return -1;
|
||||
}
|
||||
|
||||
buflen = out_samples * av_get_bytes_per_sample(AV_SAMPLE_FMT_S16) * 2; /* 16bit samples, 2 channels */
|
||||
buflen = out_samples * 2 * 2; /* 16bit samples, 2 channels */
|
||||
}
|
||||
else
|
||||
{
|
||||
buf = (int16_t *)frame->data[0];
|
||||
buflen = av_samples_get_buffer_size(NULL, ctx->acodec->channels, frame->nb_samples, ctx->acodec->sample_fmt, 1);
|
||||
}
|
||||
#else
|
||||
{
|
||||
buflen = audio_resample(ctx->resample_ctx, ctx->re_abuffer, ctx->abuffer, buflen / ctx->input_size);
|
||||
|
||||
if (buflen == 0)
|
||||
{
|
||||
DPRINTF(E_WARN, L_XCODE, "Resample returned no samples!\n");
|
||||
continue;
|
||||
}
|
||||
|
||||
buflen = buflen * 2 * 2; /* 16bit samples, 2 channels */
|
||||
buf = ctx->re_abuffer;
|
||||
}
|
||||
else
|
||||
buf = ctx->abuffer;
|
||||
#endif
|
||||
|
||||
#if BYTE_ORDER == BIG_ENDIAN
|
||||
/* swap buffer, LE16 */
|
||||
@ -276,8 +347,10 @@ transcode(struct transcode_ctx *ctx, struct evbuffer *evbuf, int wanted)
|
||||
|
||||
ctx->offset += processed;
|
||||
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
if (frame)
|
||||
avcodec_free_frame(&frame);
|
||||
#endif
|
||||
|
||||
return processed;
|
||||
}
|
||||
@ -374,7 +447,6 @@ struct transcode_ctx *
|
||||
transcode_setup(struct media_file_info *mfi, off_t *est_size, int wavhdr)
|
||||
{
|
||||
struct transcode_ctx *ctx;
|
||||
int i;
|
||||
int ret;
|
||||
|
||||
ctx = (struct transcode_ctx *)malloc(sizeof(struct transcode_ctx));
|
||||
@ -411,14 +483,21 @@ transcode_setup(struct media_file_info *mfi, off_t *est_size, int wavhdr)
|
||||
goto setup_fail;
|
||||
}
|
||||
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 53 || (LIBAVCODEC_VERSION_MAJOR == 52 && LIBAVCODEC_VERSION_MINOR >= 64)
|
||||
ctx->astream = av_find_best_stream(ctx->fmtctx, AVMEDIA_TYPE_AUDIO, -1, -1, &ctx->adecoder, 0);
|
||||
|
||||
if (ctx->astream < 0)
|
||||
{
|
||||
DPRINTF(E_WARN, L_XCODE, "Did not find audio stream or suitable decoder for %s\n", mfi->fname);
|
||||
|
||||
goto setup_fail;
|
||||
}
|
||||
#else
|
||||
int i;
|
||||
ctx->astream = -1;
|
||||
for (i = 0; i < ctx->fmtctx->nb_streams; i++)
|
||||
{
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 53 || (LIBAVCODEC_VERSION_MAJOR == 52 && LIBAVCODEC_VERSION_MINOR >= 64)
|
||||
if (ctx->fmtctx->streams[i]->codec->codec_type == AVMEDIA_TYPE_AUDIO)
|
||||
#else
|
||||
if (ctx->fmtctx->streams[i]->codec->codec_type == CODEC_TYPE_AUDIO)
|
||||
#endif
|
||||
{
|
||||
ctx->astream = i;
|
||||
|
||||
@ -433,15 +512,15 @@ transcode_setup(struct media_file_info *mfi, off_t *est_size, int wavhdr)
|
||||
goto setup_fail;
|
||||
}
|
||||
|
||||
ctx->acodec = ctx->fmtctx->streams[ctx->astream]->codec;
|
||||
|
||||
ctx->adecoder = avcodec_find_decoder(ctx->acodec->codec_id);
|
||||
ctx->adecoder = avcodec_find_decoder(ctx->fmtctx->streams[ctx->astream]->codec->codec_id);
|
||||
if (!ctx->adecoder)
|
||||
{
|
||||
DPRINTF(E_WARN, L_XCODE, "No suitable decoder found for codec\n");
|
||||
|
||||
goto setup_fail;
|
||||
}
|
||||
#endif
|
||||
ctx->acodec = ctx->fmtctx->streams[ctx->astream]->codec;
|
||||
|
||||
if (ctx->adecoder->capabilities & CODEC_CAP_TRUNCATED)
|
||||
ctx->acodec->flags |= CODEC_FLAG_TRUNCATED;
|
||||
@ -475,6 +554,7 @@ transcode_setup(struct media_file_info *mfi, off_t *est_size, int wavhdr)
|
||||
|
||||
if (ctx->need_resample)
|
||||
{
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
if (!ctx->acodec->channel_layout)
|
||||
{
|
||||
DPRINTF(E_DBG, L_XCODE, "Resample requires channel_layout, but none from ffmpeg. Setting to default.\n");
|
||||
@ -509,6 +589,40 @@ transcode_setup(struct media_file_info *mfi, off_t *est_size, int wavhdr)
|
||||
avresample_free(&ctx->resample_ctx);
|
||||
goto setup_fail_codec;
|
||||
}
|
||||
#else
|
||||
DPRINTF(E_DBG, L_XCODE, "Setting up resampling (%d@%d)\n", ctx->acodec->channels, ctx->acodec->sample_rate);
|
||||
|
||||
ctx->resample_ctx = av_audio_resample_init(2, ctx->acodec->channels,
|
||||
44100, ctx->acodec->sample_rate,
|
||||
AV_SAMPLE_FMT_S16, ctx->acodec->sample_fmt,
|
||||
16, 10, 0, 0.8);
|
||||
|
||||
if (!ctx->resample_ctx)
|
||||
{
|
||||
DPRINTF(E_WARN, L_XCODE, "Could not init resample from %d@%d to 2@44100\n", ctx->acodec->channels, ctx->acodec->sample_rate);
|
||||
|
||||
goto setup_fail_codec;
|
||||
}
|
||||
|
||||
ctx->re_abuffer = (int16_t *)av_malloc(XCODE_BUFFER_SIZE * 2);
|
||||
if (!ctx->re_abuffer)
|
||||
{
|
||||
DPRINTF(E_WARN, L_XCODE, "Could not allocate resample buffer\n");
|
||||
|
||||
audio_resample_close(ctx->resample_ctx);
|
||||
goto setup_fail_codec;
|
||||
}
|
||||
#endif
|
||||
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
|
||||
#elif LIBAVUTIL_VERSION_MAJOR >= 52 || (LIBAVUTIL_VERSION_MAJOR == 51 && LIBAVUTIL_VERSION_MINOR >= 4)
|
||||
ctx->input_size = ctx->acodec->channels * av_get_bytes_per_sample(ctx->acodec->sample_fmt);
|
||||
#elif LIBAVCODEC_VERSION_MAJOR >= 53
|
||||
ctx->input_size = ctx->acodec->channels * av_get_bits_per_sample_fmt(ctx->acodec->sample_fmt) / 8;
|
||||
#else
|
||||
ctx->input_size = ctx->acodec->channels * av_get_bits_per_sample_format(ctx->acodec->sample_fmt) / 8;
|
||||
#endif
|
||||
}
|
||||
|
||||
ctx->duration = mfi->song_length;
|
||||
@ -551,7 +665,11 @@ transcode_cleanup(struct transcode_ctx *ctx)
|
||||
|
||||
if (ctx->need_resample)
|
||||
{
|
||||
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
|
||||
avresample_free(&ctx->resample_ctx);
|
||||
#else
|
||||
audio_resample_close(ctx->resample_ctx);
|
||||
#endif
|
||||
av_free(ctx->re_abuffer);
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user