[vlc-commits] Revert "Port to new libmpcdec API"

Jean-Baptiste Kempf git at videolan.org
Wed Jul 11 19:36:51 CEST 2018


vlc | branch: master | Jean-Baptiste Kempf <jb at videolan.org> | Wed Jul 11 19:32:20 2018 +0200| [e20677966fb7729f9be5732fbc847868d7bb4a0d] | committer: Jean-Baptiste Kempf

Revert "Port to new libmpcdec API"

This reverts commit 87cb4e591ac075c7fabc395cf997e0b261296007.

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=e20677966fb7729f9be5732fbc847868d7bb4a0d
---

 configure.ac        |   7 +---
 modules/demux/mpc.c | 119 ++++------------------------------------------------
 2 files changed, 10 insertions(+), 116 deletions(-)

diff --git a/configure.ac b/configure.ac
index 6ec557bc14..36252aaff8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2164,12 +2164,9 @@ AC_ARG_ENABLE(mpc,
   [AS_HELP_STRING([--disable-mpc], [do not use libmpcdec (default auto)])])
 if test "${enable_mpc}" != "no"
 then
-  AC_CHECK_HEADERS([mpc/mpcdec.h], [
+    AC_CHECK_HEADERS([mpcdec/mpcdec.h], [
     VLC_ADD_PLUGIN([mpc])
-    VLC_ADD_LIBS([mpc],[-lmpcdec])],
-    [AC_CHECK_HEADERS([mpcdec/mpcdec.h], [
-    VLC_ADD_PLUGIN([mpc])
-    VLC_ADD_LIBS([mpc],[-lmpcdec])])])
+    VLC_ADD_LIBS([mpc],[-lmpcdec])])
 fi
 
 dnl
diff --git a/modules/demux/mpc.c b/modules/demux/mpc.c
index b665ea078a..9a31e2098a 100644
--- a/modules/demux/mpc.c
+++ b/modules/demux/mpc.c
@@ -36,11 +36,7 @@
 #include <vlc_codec.h>
 #include <math.h>
 
-#ifdef HAVE_MPC_MPCDEC_H
-#include <mpc/mpcdec.h>
-#else
 #include <mpcdec/mpcdec.h>
-#endif
 
 /* TODO:
  *  - test stream version 4..6
@@ -79,11 +75,7 @@ typedef struct
     es_out_id_t   *p_es;
 
     /* */
-#ifndef HAVE_MPC_MPCDEC_H
     mpc_decoder    decoder;
-#else
-    mpc_demux     *decoder;
-#endif
     mpc_reader     reader;
     mpc_streaminfo info;
 
@@ -91,19 +83,11 @@ typedef struct
     int64_t        i_position;
 } demux_sys_t;
 
-#ifndef HAVE_MPC_MPCDEC_H
 static mpc_int32_t ReaderRead( void *p_private, void *dst, mpc_int32_t i_size );
 static mpc_bool_t  ReaderSeek( void *p_private, mpc_int32_t i_offset );
 static mpc_int32_t ReaderTell( void *p_private);
 static mpc_int32_t ReaderGetSize( void *p_private );
 static mpc_bool_t  ReaderCanSeek( void *p_private );
-#else
-static mpc_int32_t ReaderRead( mpc_reader *p_private, void *dst, mpc_int32_t i_size );
-static mpc_bool_t  ReaderSeek( mpc_reader *p_private, mpc_int32_t i_offset );
-static mpc_int32_t ReaderTell( mpc_reader *p_private);
-static mpc_int32_t ReaderGetSize( mpc_reader *p_private );
-static mpc_bool_t  ReaderCanSeek( mpc_reader *p_private );
-#endif
 
 /*****************************************************************************
  * Open: initializes ES structures
@@ -118,15 +102,11 @@ static int Open( vlc_object_t * p_this )
     if( vlc_stream_Peek( p_demux->s, &p_peek, 4 ) < 4 )
         return VLC_EGENERIC;
 
-    if( memcmp( p_peek, "MP+", 3 )
-#ifdef HAVE_MPC_MPCDEC_H
-        /* SV8 format */
-        && memcmp( p_peek, "MPCK", 4 )
-#endif
-      )
+    if( memcmp( p_peek, "MP+", 3 ) )
     {
         /* for v4..6 we check extension file */
         const int i_version = (GetDWLE( p_peek ) >> 11)&0x3ff;
+
         if( i_version  < 4 || i_version > 6 )
             return VLC_EGENERIC;
 
@@ -154,7 +134,6 @@ static int Open( vlc_object_t * p_this )
     p_sys->reader.canseek = ReaderCanSeek;
     p_sys->reader.data = p_demux;
 
-#ifndef HAVE_MPC_MPCDEC_H
     /* Load info */
     mpc_streaminfo_init( &p_sys->info );
     if( mpc_streaminfo_read( &p_sys->info, &p_sys->reader ) != ERROR_CODE_OK )
@@ -164,13 +143,6 @@ static int Open( vlc_object_t * p_this )
     mpc_decoder_setup( &p_sys->decoder, &p_sys->reader );
     if( !mpc_decoder_initialize( &p_sys->decoder, &p_sys->info ) )
         goto error;
-#else
-    p_sys->decoder = mpc_demux_init( &p_sys->reader );
-    if( !p_sys->decoder )
-        goto error;
-
-    mpc_demux_get_info( p_sys->decoder, &p_sys->info );
-#endif
 
     /* Fill p_demux fields */
     p_demux->pf_demux = Demux;
@@ -239,10 +211,6 @@ static void Close( vlc_object_t * p_this )
     demux_t        *p_demux = (demux_t*)p_this;
     demux_sys_t    *p_sys = p_demux->p_sys;
 
-#ifdef HAVE_MPC_MPCDEC_H
-    if( p_sys->decoder )
-    mpc_demux_exit( p_sys->decoder );
-#endif
     free( p_sys );
 }
 
@@ -256,15 +224,12 @@ static int Demux( demux_t *p_demux )
     demux_sys_t *p_sys = p_demux->p_sys;
     block_t     *p_data;
     int i_ret;
-#ifdef HAVE_MPC_MPCDEC_H
-    mpc_frame_info frame;
-    mpc_status err;
-#endif
-    p_data = block_Alloc( MPC_DECODER_BUFFER_LENGTH*sizeof(MPC_SAMPLE_FORMAT) );
+
+    p_data = block_New( p_demux,
+                        MPC_DECODER_BUFFER_LENGTH*sizeof(MPC_SAMPLE_FORMAT) );
     if( !p_data )
         return VLC_DEMUXER_EGENERIC;
 
-#ifndef HAVE_MPC_MPCDEC_H
     i_ret = mpc_decoder_decode( &p_sys->decoder,
                                 (MPC_SAMPLE_FORMAT*)p_data->p_buffer,
                                 NULL, NULL );
@@ -273,22 +238,6 @@ static int Demux( demux_t *p_demux )
         block_Release( p_data );
         return i_ret < 0 ? VLC_DEMUXER_EGENERIC : VLC_DEMUXER_EOF;
     }
-#else
-    frame.buffer = (MPC_SAMPLE_FORMAT*)p_data->p_buffer;
-    err = mpc_demux_decode( p_sys->decoder, &frame );
-    if( err != MPC_STATUS_OK )
-    {
-        block_Release( p_data );
-        return VLC_DEMUXER_EGENERIC;
-    }
-    else if( frame.bits == -1 )
-    {
-        block_Release( p_data );
-        return VLC_DEMUXER_EOF;
-    }
-
-    i_ret = frame.samples;
-#endif
 
     /* */
     p_data->i_buffer = i_ret * sizeof(MPC_SAMPLE_FORMAT) * p_sys->info.channels;
@@ -327,27 +276,15 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
 
         case DEMUX_GET_LENGTH:
             pi64 = va_arg( args, int64_t * );
-#ifndef HAVE_MPC_MPCDEC_H
             *pi64 = CLOCK_FREQ * p_sys->info.pcm_samples /
                         p_sys->info.sample_freq;
-#else
-            *pi64 = CLOCK_FREQ * (p_sys->info.samples -
-                                        p_sys->info.beg_silence) /
-                p_sys->info.sample_freq;
-#endif
             return VLC_SUCCESS;
 
         case DEMUX_GET_POSITION:
             pf = va_arg( args, double * );
-#ifndef HAVE_MPC_MPCDEC_H
-            if( p_sys->info.pcm_samples > 0 )
-                *pf = (double) p_sys->i_position /
-                      (double)p_sys->info.pcm_samples;
-#else
-            if( p_sys->info.samples - p_sys->info.beg_silence > 0)
-                *pf = (double) p_sys->i_position /
-                      (double)(p_sys->info.samples - p_sys->info.beg_silence);
-#endif
+            pi64 = (int64_t*)va_arg( args, int64_t * );
+            *pi64 = INT64_C(1000000) * p_sys->info.pcm_samples /
+                        p_sys->info.sample_freq;
             else
                 *pf = 0.0;
             return VLC_SUCCESS;
@@ -360,14 +297,8 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
 
         case DEMUX_SET_POSITION:
             f = va_arg( args, double );
-#ifndef HAVE_MPC_MPCDEC_H
             i64 = (int64_t)(f * p_sys->info.pcm_samples);
             if( mpc_decoder_seek_sample( &p_sys->decoder, i64 ) )
-#else
-            i64 = (int64_t)(f * (p_sys->info.samples -
-                                 p_sys->info.beg_silence));
-            if( mpc_demux_seek_sample( p_sys->decoder, i64 ) == MPC_STATUS_OK )
-#endif
             {
                 p_sys->i_position = i64;
                 return VLC_SUCCESS;
@@ -376,11 +307,7 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
 
         case DEMUX_SET_TIME:
             i64 = va_arg( args, int64_t );
-#ifndef HAVE_MPC_MPCDEC_H
             if( mpc_decoder_seek_sample( &p_sys->decoder, i64 ) )
-#else
-             if( mpc_demux_seek_sample( p_sys->decoder, i64 ) == MPC_STATUS_OK )
-#endif
             {
                 p_sys->i_position = i64;
                 return VLC_SUCCESS;
@@ -398,63 +325,33 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
     }
 }
 
-#ifndef HAVE_MPC_MPCDEC_H
 static mpc_int32_t ReaderRead( void *p_private, void *dst, mpc_int32_t i_size )
 {
     demux_t *p_demux = (demux_t*)p_private;
-#else
-static mpc_int32_t ReaderRead( mpc_reader *p_private, void *dst, mpc_int32_t i_size )
-{
-    demux_t *p_demux = (demux_t*)p_private->data;
-#endif
     return vlc_stream_Read( p_demux->s, dst, i_size );
 }
 
-#ifndef HAVE_MPC_MPCDEC_H
 static mpc_bool_t ReaderSeek( void *p_private, mpc_int32_t i_offset )
 {
     demux_t *p_demux = (demux_t*)p_private;
-#else
-static mpc_bool_t ReaderSeek( mpc_reader *p_private, mpc_int32_t i_offset )
-{
-    demux_t *p_demux = (demux_t*)p_private->data;
-#endif
     return !vlc_stream_Seek( p_demux->s, i_offset );
 }
 
-#ifndef HAVE_MPC_MPCDEC_H
 static mpc_int32_t ReaderTell( void *p_private)
 {
     demux_t *p_demux = (demux_t*)p_private;
-#else
-static mpc_int32_t ReaderTell( mpc_reader *p_private)
-{
-    demux_t *p_demux = (demux_t*)p_private->data;
-#endif
     return vlc_stream_Tell( p_demux->s );
 }
 
-#ifndef HAVE_MPC_MPCDEC_H
 static mpc_int32_t ReaderGetSize( void *p_private )
 {
     demux_t *p_demux = (demux_t*)p_private;
-#else
-static mpc_int32_t ReaderGetSize( mpc_reader *p_private )
-{
-    demux_t *p_demux = (demux_t*)p_private->data;
-#endif
     return stream_Size( p_demux->s );
 }
 
-#ifndef HAVE_MPC_MPCDEC_H
 static mpc_bool_t ReaderCanSeek( void *p_private )
 {
     demux_t *p_demux = (demux_t*)p_private;
-#else
-static mpc_bool_t ReaderCanSeek( mpc_reader *p_private )
-{
-    demux_t *p_demux = (demux_t*)p_private->data;
-#endif
     bool b_canseek;
 
     vlc_stream_Control( p_demux->s, STREAM_CAN_SEEK, &b_canseek );



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