* video_parser.c : video parser thread
*****************************************************************************
* Copyright (C) 1999, 2000 VideoLAN
- * $Id: video_parser.c,v 1.60 2001/01/02 14:03:30 massiot Exp $
+ * $Id: video_parser.c,v 1.86 2001/05/30 17:03:13 sam Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
* Samuel Hocevar <sam@via.ecp.fr>
#include <stdlib.h> /* malloc(), free() */
#include <unistd.h> /* getpid() */
-#include <sys/types.h> /* on BSD, uio.h needs types.h */
-#include <sys/uio.h> /* "input.h" */
#include <errno.h>
#include <string.h>
#include "common.h"
#include "threads.h"
#include "mtime.h"
-#include "plugins.h"
+#include "modules.h"
#include "intf_msg.h"
#include "video.h"
#include "video_output.h"
-#include "../video_decoder/vdec_idct.h"
-#include "../video_decoder/video_decoder.h"
-#include "../video_decoder/vdec_motion.h"
+#include "video_decoder.h"
+#include "vdec_motion.h"
-#include "../video_decoder/vpar_blocks.h"
-#include "../video_decoder/vpar_headers.h"
-#include "../video_decoder/vpar_synchro.h"
-#include "../video_decoder/video_parser.h"
-#include "../video_decoder/video_fifo.h"
+#include "vpar_blocks.h"
+#include "vpar_headers.h"
+#include "vpar_synchro.h"
+#include "video_parser.h"
+#include "video_fifo.h"
/*
* Local prototypes
*/
-static int InitThread ( vpar_thread_t *p_vpar );
-static void RunThread ( vpar_thread_t *p_vpar );
-static void ErrorThread ( vpar_thread_t *p_vpar );
-static void EndThread ( vpar_thread_t *p_vpar );
+static int InitThread ( vpar_thread_t * );
+static void RunThread ( vpar_thread_t * );
+static void ErrorThread ( vpar_thread_t * );
+static void EndThread ( vpar_thread_t * );
+static void BitstreamCallback ( bit_stream_t *, boolean_t );
/*****************************************************************************
* vpar_CreateThread: create a generic parser thread
*****************************************************************************
* This function creates a new video parser thread, and returns a pointer
* to its description. On error, it returns NULL.
- * Following configuration properties are used:
- * XXX??
*****************************************************************************/
vlc_thread_t vpar_CreateThread( vdec_config_t * p_config )
{
*/
p_vpar->p_fifo = p_config->decoder_config.p_decoder_fifo;
p_vpar->p_config = p_config;
+ p_vpar->p_vout = NULL;
- p_vpar->p_vout = p_config->p_vout;
+ /*
+ * Choose the best motion compensation module
+ */
+ p_vpar->p_motion_module = module_Need( MODULE_CAPABILITY_MOTION, NULL );
+
+ if( p_vpar->p_motion_module == NULL )
+ {
+ intf_ErrMsg( "vpar error: no suitable motion compensation module" );
+ free( p_vpar );
+ return( 0 );
+ }
+
+#define M ( p_vpar->pppf_motion )
+#define S ( p_vpar->ppf_motion_skipped )
+#define F ( p_vpar->p_motion_module->p_functions->motion.functions.motion )
+ M[0][0][0] = M[0][0][1] = M[0][0][2] = M[0][0][3] = NULL;
+ M[0][1][0] = M[0][1][1] = M[0][1][2] = M[0][1][3] = NULL;
+ M[1][0][0] = NULL;
+ M[1][1][0] = NULL;
+ M[2][0][0] = NULL;
+ M[2][1][0] = NULL;
+ M[3][0][0] = NULL;
+ M[3][1][0] = NULL;
+
+ M[1][0][1] = F.pf_field_field_420;
+ M[1][1][1] = F.pf_frame_field_420;
+ M[2][0][1] = F.pf_field_field_422;
+ M[2][1][1] = F.pf_frame_field_422;
+ M[3][0][1] = F.pf_field_field_444;
+ M[3][1][1] = F.pf_frame_field_444;
+
+ M[1][0][2] = F.pf_field_16x8_420;
+ M[1][1][2] = F.pf_frame_frame_420;
+ M[2][0][2] = F.pf_field_16x8_422;
+ M[2][1][2] = F.pf_frame_frame_422;
+ M[3][0][2] = F.pf_field_16x8_444;
+ M[3][1][2] = F.pf_frame_frame_444;
+
+ M[1][0][3] = F.pf_field_dmv_420;
+ M[1][1][3] = F.pf_frame_dmv_420;
+ M[2][0][3] = F.pf_field_dmv_422;
+ M[2][1][3] = F.pf_frame_dmv_422;
+ M[3][0][3] = F.pf_field_dmv_444;
+ M[3][1][3] = F.pf_frame_dmv_444;
+
+ S[0][0] = S[0][1] = S[0][2] = S[0][3] = NULL;
+ S[1][0] = NULL;
+ S[2][0] = NULL;
+ S[3][0] = NULL;
+
+ S[1][1] = F.pf_field_field_420;
+ S[2][1] = F.pf_field_field_422;
+ S[3][1] = F.pf_field_field_444;
+
+ S[1][2] = F.pf_field_field_420;
+ S[2][2] = F.pf_field_field_422;
+ S[3][2] = F.pf_field_field_444;
+
+ S[1][3] = F.pf_frame_frame_420;
+ S[2][3] = F.pf_frame_frame_422;
+ S[3][3] = F.pf_frame_frame_444;
+#undef F
+#undef S
+#undef M
+
+ /*
+ * Choose the best IDCT module
+ */
+ p_vpar->p_idct_module = module_Need( MODULE_CAPABILITY_IDCT, NULL );
+
+ if( p_vpar->p_idct_module == NULL )
+ {
+ intf_ErrMsg( "vpar error: no suitable IDCT module" );
+ module_Unneed( p_vpar->p_motion_module );
+ free( p_vpar );
+ return( 0 );
+ }
+
+#define f p_vpar->p_idct_module->p_functions->idct.functions.idct
+ p_vpar->pf_idct_init = f.pf_idct_init;
+ p_vpar->pf_sparse_idct = f.pf_sparse_idct;
+ p_vpar->pf_idct = f.pf_idct;
+ p_vpar->pf_norm_scan = f.pf_norm_scan;
+ p_vpar->pf_decode_init = f.pf_decode_init;
+ p_vpar->pf_decode_mb_c = f.pf_decode_mb_c;
+ p_vpar->pf_decode_mb_bw = f.pf_decode_mb_bw;
+#undef f
/* Spawn the video parser thread */
if ( vlc_thread_create( &p_vpar->thread_id, "video parser",
(vlc_thread_func_t)RunThread, (void *)p_vpar ) )
{
intf_ErrMsg("vpar error: can't spawn video parser thread");
+ module_Unneed( p_vpar->p_idct_module );
+ module_Unneed( p_vpar->p_motion_module );
free( p_vpar );
return( 0 );
}
intf_DbgMsg("vpar debug: initializing video parser thread %p", p_vpar);
p_vpar->p_config->decoder_config.pf_init_bit_stream( &p_vpar->bit_stream,
- p_vpar->p_config->decoder_config.p_decoder_fifo );
+ p_vpar->p_config->decoder_config.p_decoder_fifo, BitstreamCallback,
+ (void *)p_vpar );
/* Initialize parsing data */
p_vpar->sequence.p_forward = NULL;
p_vpar->sequence.nonintra_quant.b_allocated = 0;
p_vpar->sequence.chroma_intra_quant.b_allocated = 0;
p_vpar->sequence.chroma_nonintra_quant.b_allocated = 0;
- /* FIXME : initialize matrix_coefficients, but to what value ? */
+ p_vpar->sequence.i_matrix_coefficients = 1;
+ p_vpar->sequence.next_pts = p_vpar->sequence.next_dts = 0;
+ p_vpar->sequence.b_expect_discontinuity = 0;
/* Initialize copyright information */
p_vpar->sequence.b_copyright_flag = 0;
}
#else
/* Fake a video_decoder thread */
- if( (p_vpar->pp_vdec[0] = (vdec_thread_t *)malloc(sizeof( vdec_thread_t )))
- == NULL || vdec_InitThread( p_vpar->pp_vdec[0] ) )
+ p_vpar->pp_vdec[0] = (vdec_thread_t *)malloc(sizeof( vdec_thread_t ));
+
+ if( p_vpar->pp_vdec[0] == NULL )
{
return( 1 );
}
+
p_vpar->pp_vdec[0]->b_die = 0;
p_vpar->pp_vdec[0]->b_error = 0;
p_vpar->pp_vdec[0]->p_vpar = p_vpar;
+ if( vdec_InitThread( p_vpar->pp_vdec[0] ) )
+ {
+ return( 1 );
+ }
+
+# if !defined(SYS_BEOS) && !defined(WIN32)
+# if VDEC_NICE
/* Re-nice ourself */
if( nice(VDEC_NICE) == -1 )
{
intf_WarnMsg( 2, "vpar warning : couldn't nice() (%s)",
strerror(errno) );
}
+# endif
+# endif
#endif
/* Initialize lookup tables */
-#if defined(MPEG2_COMPLIANT) && !defined(VDEC_DFT)
- vpar_InitCrop( p_vpar );
-#endif
vpar_InitMbAddrInc( p_vpar );
vpar_InitDCTTables( p_vpar );
vpar_InitPMBType( p_vpar );
vpar_InitBMBType( p_vpar );
vpar_InitDCTTables( p_vpar );
+ vpar_InitScanTable( p_vpar );
/*
* Initialize the synchro properties
intf_DbgMsg("vpar debug: destroying video parser thread %p", p_vpar);
+ /* Release used video buffers. */
+ if( p_vpar->sequence.p_forward != NULL )
+ {
+ vout_UnlinkPicture( p_vpar->p_vout, p_vpar->sequence.p_forward );
+ }
+ if( p_vpar->sequence.p_backward != NULL )
+ {
+ vout_DatePicture( p_vpar->p_vout, p_vpar->sequence.p_backward,
+ vpar_SynchroDate( p_vpar ) );
+ vout_UnlinkPicture( p_vpar->p_vout, p_vpar->sequence.p_backward );
+ }
+ if( p_vpar->picture.p_picture != NULL )
+ {
+ vout_DestroyPicture( p_vpar->p_vout, p_vpar->picture.p_picture );
+ }
+
#ifdef STATS
intf_Msg("vpar stats: %d loops among %d sequence(s)",
p_vpar->c_loops, p_vpar->c_sequences);
#endif
free( p_vpar->p_config );
+
+#ifdef VDEC_SMP
+ /* Destroy lock and cond */
+ vlc_mutex_destroy( &(p_vpar->vbuffer.lock) );
+ vlc_cond_destroy( &(p_vpar->vfifo.wait) );
+ vlc_mutex_destroy( &(p_vpar->vfifo.lock) );
+#endif
+
+ vlc_mutex_destroy( &(p_vpar->synchro.fifo_lock) );
+
+ module_Unneed( p_vpar->p_idct_module );
+ module_Unneed( p_vpar->p_motion_module );
+
free( p_vpar );
intf_DbgMsg("vpar debug: EndThread(%p)", p_vpar);
}
+
+/*****************************************************************************
+ * BitstreamCallback: Import parameters from the new data/PES packet
+ *****************************************************************************
+ * This function is called by input's NextDataPacket.
+ *****************************************************************************/
+static void BitstreamCallback ( bit_stream_t * p_bit_stream,
+ boolean_t b_new_pes )
+{
+ vpar_thread_t * p_vpar = (vpar_thread_t *)p_bit_stream->p_callback_arg;
+
+ if( b_new_pes )
+ {
+ p_vpar->sequence.next_pts =
+ DECODER_FIFO_START( *p_bit_stream->p_decoder_fifo )->i_pts;
+ p_vpar->sequence.next_dts =
+ DECODER_FIFO_START( *p_bit_stream->p_decoder_fifo )->i_dts;
+ p_vpar->sequence.i_current_rate =
+ DECODER_FIFO_START( *p_bit_stream->p_decoder_fifo )->i_rate;
+
+ if( DECODER_FIFO_START( *p_bit_stream->p_decoder_fifo )->b_discontinuity )
+ {
+#ifdef TRACE_VPAR
+ intf_DbgMsg( "Discontinuity in BitstreamCallback" );
+#endif
+ /* Escape the current picture and reset the picture predictors. */
+ p_vpar->sequence.b_expect_discontinuity = 1;
+ p_vpar->picture.b_error = 1;
+ }
+ }
+
+ if( p_bit_stream->p_data->b_discard_payload )
+ {
+#ifdef TRACE_VPAR
+ intf_DbgMsg( "Discard payload in BitstreamCallback" );
+#endif
+ /* 1 packet messed up, trash the slice. */
+ p_vpar->picture.b_error = 1;
+ }
+}