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authorMax Kellermann <max@duempel.org>2009-03-27 19:51:59 +0100
committerMax Kellermann <max@duempel.org>2009-03-27 19:51:59 +0100
commitf5548a86543fa0cc0c0cc114240c5aef30950706 (patch)
treecb4562b4a8c9af171cc5b7994f47e75b596fbfc5
parent0e18fab655f0529f8b8576a7b6c7a620aa0ad552 (diff)
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mpcdec: support the new libmpcdec SV8 API
Diffstat (limited to '')
-rw-r--r--NEWS1
-rw-r--r--configure.ac10
-rw-r--r--src/decoder/mpcdec_plugin.c104
3 files changed, 100 insertions, 15 deletions
diff --git a/NEWS b/NEWS
index a5b8ccc52..e09f6158d 100644
--- a/NEWS
+++ b/NEWS
@@ -18,6 +18,7 @@ ver 0.15 - (200?/??/??)
- fluidsynth: new decoder plugin for MIDI files (using libfluidsynth)
- wildmidi: another decoder plugin for MIDI files (using libwildmidi)
- flac: parse stream tags
+ - mpcdec: support the new libmpcdec SV8 API
- added configuration option to disable decoder plugins
* audio outputs:
- added option to disable audio outputs by default
diff --git a/configure.ac b/configure.ac
index 94e01bc0d..886ee9431 100644
--- a/configure.ac
+++ b/configure.ac
@@ -752,7 +752,11 @@ if test x$enable_mpc = xyes; then
CFLAGS="$CFLAGS $MPD_CFLAGS $MPCDEC_CFLAGS -I."
LIBS="$LIBS $MPD_LIBS $MPCDEC_LIBS"
CPPFLAGS=$CFLAGS
- AC_CHECK_HEADER(mpcdec/mpcdec.h,,enable_mpc=no)
+ AC_CHECK_HEADER(mpc/mpcdec.h,
+ old_mpcdec=no,
+ [AC_CHECK_HEADER(mpcdec/mpcdec.h,
+ old_mpcdec=yes,
+ enable_mpc=no)])
if test x$enable_mpc = xyes; then
AC_CHECK_LIB(mpcdec,main,
[MPD_LIBS="$MPD_LIBS $MPCDEC_LIBS";
@@ -762,6 +766,10 @@ if test x$enable_mpc = xyes; then
if test x$enable_mpc = xyes; then
AC_DEFINE(HAVE_MPCDEC,1,
[Define to use libmpcdec for MPC decoding])
+ if test x$old_mpcdec = xyes; then
+ AC_DEFINE(MPC_IS_OLD_API, 1,
+ [Define if an old pre-SV8 libmpcdec is used])
+ fi
else
AC_MSG_WARN([mpcdec lib needed for MPC support -- disabling MPC support])
fi
diff --git a/src/decoder/mpcdec_plugin.c b/src/decoder/mpcdec_plugin.c
index b074c1007..6e92b6c0e 100644
--- a/src/decoder/mpcdec_plugin.c
+++ b/src/decoder/mpcdec_plugin.c
@@ -20,7 +20,12 @@
#include "../decoder_api.h"
#include "config.h"
+#ifdef MPC_IS_OLD_API
#include <mpcdec/mpcdec.h>
+#else
+#include <mpc/mpcdec.h>
+#endif
+
#include <glib.h>
#include <unistd.h>
@@ -32,42 +37,50 @@ struct mpc_decoder_data {
struct decoder *decoder;
};
+#ifdef MPC_IS_OLD_API
+#define cb_first_arg void *vdata
+#define cb_data vdata
+#else
+#define cb_first_arg mpc_reader *reader
+#define cb_data reader->data
+#endif
+
static mpc_int32_t
-mpc_read_cb(void *vdata, void *ptr, mpc_int32_t size)
+mpc_read_cb(cb_first_arg, void *ptr, mpc_int32_t size)
{
- struct mpc_decoder_data *data = (struct mpc_decoder_data *) vdata;
+ struct mpc_decoder_data *data = (struct mpc_decoder_data *) cb_data;
return decoder_read(data->decoder, data->is, ptr, size);
}
static mpc_bool_t
-mpc_seek_cb(void *vdata, mpc_int32_t offset)
+mpc_seek_cb(cb_first_arg, mpc_int32_t offset)
{
- struct mpc_decoder_data *data = (struct mpc_decoder_data *) vdata;
+ struct mpc_decoder_data *data = (struct mpc_decoder_data *) cb_data;
return input_stream_seek(data->is, offset, SEEK_SET);
}
static mpc_int32_t
-mpc_tell_cb(void *vdata)
+mpc_tell_cb(cb_first_arg)
{
- struct mpc_decoder_data *data = (struct mpc_decoder_data *) vdata;
+ struct mpc_decoder_data *data = (struct mpc_decoder_data *) cb_data;
return (long)(data->is->offset);
}
static mpc_bool_t
-mpc_canseek_cb(void *vdata)
+mpc_canseek_cb(cb_first_arg)
{
- struct mpc_decoder_data *data = (struct mpc_decoder_data *) vdata;
+ struct mpc_decoder_data *data = (struct mpc_decoder_data *) cb_data;
return data->is->seekable;
}
static mpc_int32_t
-mpc_getsize_cb(void *vdata)
+mpc_getsize_cb(cb_first_arg)
{
- struct mpc_decoder_data *data = (struct mpc_decoder_data *) vdata;
+ struct mpc_decoder_data *data = (struct mpc_decoder_data *) cb_data;
return data->is->size;
}
@@ -118,7 +131,13 @@ mpc_to_mpd_buffer(int32_t *dest, const MPC_SAMPLE_FORMAT *src,
static void
mpc_decode(struct decoder *mpd_decoder, struct input_stream *is)
{
+#ifdef MPC_IS_OLD_API
mpc_decoder decoder;
+#else
+ mpc_demux *demux;
+ mpc_frame_info frame;
+ mpc_status status;
+#endif
mpc_reader reader;
mpc_streaminfo info;
struct audio_format audio_format;
@@ -147,6 +166,7 @@ mpc_decode(struct decoder *mpd_decoder, struct input_stream *is)
reader.canseek = mpc_canseek_cb;
reader.data = &data;
+#ifdef MPC_IS_OLD_API
mpc_streaminfo_init(&info);
if ((ret = mpc_streaminfo_read(&info, &reader)) != ERROR_CODE_OK) {
@@ -162,12 +182,25 @@ mpc_decode(struct decoder *mpd_decoder, struct input_stream *is)
g_warning("Not a valid musepack stream\n");
return;
}
+#else
+ demux = mpc_demux_init(&reader);
+ if (demux == NULL) {
+ if (decoder_get_command(mpd_decoder) != DECODE_COMMAND_STOP)
+ g_warning("Not a valid musepack stream");
+ return;
+ }
+
+ mpc_demux_get_info(demux, &info);
+#endif
audio_format.bits = 24;
audio_format.channels = info.channels;
audio_format.sample_rate = info.sample_freq;
if (!audio_format_valid(&audio_format)) {
+#ifndef MPC_IS_OLD_API
+ mpc_demux_exit(demux);
+#endif
g_warning("Invalid audio format: %u:%u:%u\n",
audio_format.sample_rate,
audio_format.bits,
@@ -187,9 +220,19 @@ mpc_decode(struct decoder *mpd_decoder, struct input_stream *is)
do {
if (cmd == DECODE_COMMAND_SEEK) {
+ bool success;
+
sample_pos = decoder_seek_where(mpd_decoder) *
audio_format.sample_rate;
- if (mpc_decoder_seek_sample(&decoder, sample_pos))
+
+#ifdef MPC_IS_OLD_API
+ success = mpc_decoder_seek_sample(&decoder,
+ sample_pos);
+#else
+ success = mpc_demux_seek_sample(demux, sample_pos)
+ == MPC_STATUS_OK;
+#endif
+ if (success)
decoder_command_finished(mpd_decoder);
else
decoder_seek_error(mpd_decoder);
@@ -197,10 +240,25 @@ mpc_decode(struct decoder *mpd_decoder, struct input_stream *is)
vbr_update_acc = 0;
vbr_update_bits = 0;
+
+#ifdef MPC_IS_OLD_API
ret = mpc_decoder_decode(&decoder, sample_buffer,
&vbr_update_acc, &vbr_update_bits);
if (ret == 0 || ret == (mpc_uint32_t)-1)
break;
+#else
+ frame.buffer = (MPC_SAMPLE_FORMAT *)sample_buffer;
+ status = mpc_demux_decode(demux, &frame);
+ if (status != MPC_STATUS_OK) {
+ g_warning("Failed to decode sample");
+ break;
+ }
+
+ if (frame.bits == -1)
+ break;
+
+ ret = frame.samples;
+#endif
sample_pos += ret;
@@ -219,6 +277,10 @@ mpc_decode(struct decoder *mpd_decoder, struct input_stream *is)
} while (cmd != DECODE_COMMAND_STOP);
replay_gain_info_free(replay_gain_info);
+
+#ifndef MPC_IS_OLD_API
+ mpc_demux_exit(demux);
+#endif
}
static float
@@ -228,9 +290,15 @@ mpcdec_get_file_duration(const char *file)
float total_time = -1;
mpc_reader reader;
+#ifndef MPC_IS_OLD_API
+ mpc_demux *demux;
+#endif
mpc_streaminfo info;
struct mpc_decoder_data data;
+ if (!input_stream_open(&is, file))
+ return -1;
+
data.is = &is;
data.decoder = NULL;
@@ -241,15 +309,23 @@ mpcdec_get_file_duration(const char *file)
reader.canseek = mpc_canseek_cb;
reader.data = &data;
+#ifdef MPC_IS_OLD_API
mpc_streaminfo_init(&info);
- if (!input_stream_open(&is, file))
- return -1;
-
if (mpc_streaminfo_read(&info, &reader) != ERROR_CODE_OK) {
input_stream_close(&is);
return -1;
}
+#else
+ demux = mpc_demux_init(&reader);
+ if (demux == NULL) {
+ input_stream_close(&is);
+ return -1;
+ }
+
+ mpc_demux_get_info(demux, &info);
+ mpc_demux_exit(demux);
+#endif
total_time = mpc_streaminfo_get_length(&info);