#include <vlc_common.h>
#include <vlc_codec.h>
-#include <vlc_vout.h>
-#include <vlc_codecs.h> /* BITMAPINFOHEADER */
#include <vlc_avcodec.h>
+#include <vlc_cpu.h>
+#include <assert.h>
/* ffmpeg header */
#ifdef HAVE_LIBAVCODEC_AVCODEC_H
# include <libavcodec/avcodec.h>
+# ifdef HAVE_AVCODEC_VAAPI
+# include <libavcodec/vaapi.h>
+# endif
+# ifdef HAVE_AVCODEC_DXVA2
+# include <libavcodec/dxva2.h>
+# endif
#elif defined(HAVE_FFMPEG_AVCODEC_H)
# include <ffmpeg/avcodec.h>
#else
#endif
#include "avcodec.h"
+#include "va.h"
+#if defined(HAVE_AVCODEC_VAAPI) || defined(HAVE_AVCODEC_DXVA2)
+# define HAVE_AVCODEC_VA
+#endif
/*****************************************************************************
* decoder_sys_t : decoder descriptor
*****************************************************************************/
struct decoder_sys_t
{
- FFMPEG_COMMON_MEMBERS
+ AVCODEC_COMMON_MEMBERS
/* Video decoder specific part */
- mtime_t input_pts;
- mtime_t input_dts;
mtime_t i_pts;
AVFrame *p_ff_pic;
/* for direct rendering */
bool b_direct_rendering;
+ int i_direct_rendering_used;
bool b_has_b_frames;
/* Hack to force display of still pictures */
bool b_first_frame;
- int i_buffer_orig, i_buffer;
- char *p_buffer_orig, *p_buffer;
-
/* */
AVPaletteControl palette;
/* */
bool b_flush;
+
+ /* VA API */
+ vlc_va_t *p_va;
+
+ vlc_sem_t sem_mt;
};
+#ifdef HAVE_AVCODEC_MT
+# define wait_mt(s) vlc_sem_wait( &s->sem_mt )
+# define post_mt(s) vlc_sem_post( &s->sem_mt )
+#else
+# define wait_mt(s)
+# define post_mt(s)
+#endif
+
/* FIXME (dummy palette for now) */
static const AVPaletteControl palette_control;
* Local prototypes
*****************************************************************************/
static void ffmpeg_InitCodec ( decoder_t * );
-static int ffmpeg_OpenCodec ( decoder_t * );
static void ffmpeg_CopyPicture ( decoder_t *, picture_t *, AVFrame * );
static int ffmpeg_GetFrameBuf ( struct AVCodecContext *, AVFrame * );
static int ffmpeg_ReGetFrameBuf( struct AVCodecContext *, AVFrame * );
static void ffmpeg_ReleaseFrameBuf( struct AVCodecContext *, AVFrame * );
-static void ffmpeg_NextPts( decoder_t * );
+
+#ifdef HAVE_AVCODEC_VA
+static enum PixelFormat ffmpeg_GetFormat( AVCodecContext *,
+ const enum PixelFormat * );
+#endif
static uint32_t ffmpeg_CodecTag( vlc_fourcc_t fcc )
{
static inline picture_t *ffmpeg_NewPictBuf( decoder_t *p_dec,
AVCodecContext *p_context )
{
- picture_t *p_pic;
+ decoder_sys_t *p_sys = p_dec->p_sys;
p_dec->fmt_out.video.i_width = p_context->width;
p_dec->fmt_out.video.i_height = p_context->height;
return NULL; /* invalid display size */
}
- if( GetVlcChroma( &p_dec->fmt_out.video, p_context->pix_fmt ) != VLC_SUCCESS )
+ if( !p_sys->p_va && GetVlcChroma( &p_dec->fmt_out.video, p_context->pix_fmt ) )
{
- /* we are doomed, but not really, because most codecs set their pix_fmt much later */
- p_dec->fmt_out.i_codec = VLC_FOURCC('I','4','2','0');
+ /* we are doomed, but not really, because most codecs set their pix_fmt
+ * much later
+ * FIXME does it make sense here ? */
+ p_dec->fmt_out.video.i_chroma = VLC_CODEC_I420;
}
p_dec->fmt_out.i_codec = p_dec->fmt_out.video.i_chroma;
/* If an aspect-ratio was specified in the input format then force it */
- if( p_dec->fmt_in.video.i_aspect )
+ if( p_dec->fmt_in.video.i_sar_num > 0 && p_dec->fmt_in.video.i_sar_den > 0 )
{
- p_dec->fmt_out.video.i_aspect = p_dec->fmt_in.video.i_aspect;
+ p_dec->fmt_out.video.i_sar_num = p_dec->fmt_in.video.i_sar_num;
+ p_dec->fmt_out.video.i_sar_den = p_dec->fmt_in.video.i_sar_den;
}
else
{
- p_dec->fmt_out.video.i_aspect =
- VOUT_ASPECT_FACTOR * ( av_q2d(p_context->sample_aspect_ratio) *
- p_context->width / p_context->height );
p_dec->fmt_out.video.i_sar_num = p_context->sample_aspect_ratio.num;
p_dec->fmt_out.video.i_sar_den = p_context->sample_aspect_ratio.den;
- if( p_dec->fmt_out.video.i_aspect == 0 )
+ if( !p_dec->fmt_out.video.i_sar_num || !p_dec->fmt_out.video.i_sar_den )
{
- p_dec->fmt_out.video.i_aspect =
- VOUT_ASPECT_FACTOR * p_context->width / p_context->height;
+ p_dec->fmt_out.video.i_sar_num = 1;
+ p_dec->fmt_out.video.i_sar_den = 1;
}
}
p_dec->fmt_out.video.i_frame_rate_base = p_context->time_base.num;
}
- p_pic = decoder_NewPicture( p_dec );
-
- return p_pic;
+ return decoder_NewPicture( p_dec );
}
/*****************************************************************************
AVCodec *p_codec, int i_codec_id, const char *psz_namecodec )
{
decoder_sys_t *p_sys;
- vlc_value_t val;
+ int i_val;
/* Allocate the memory needed to store the decoder's structure */
if( ( p_dec->p_sys = p_sys = calloc( 1, sizeof(decoder_sys_t) ) ) == NULL )
return VLC_ENOMEM;
+ p_codec->type = AVMEDIA_TYPE_VIDEO;
+ p_context->codec_type = AVMEDIA_TYPE_VIDEO;
+ p_context->codec_id = i_codec_id;
p_sys->p_context = p_context;
p_sys->p_codec = p_codec;
p_sys->i_codec_id = i_codec_id;
p_sys->psz_namecodec = psz_namecodec;
p_sys->p_ff_pic = avcodec_alloc_frame();
p_sys->b_delayed_open = true;
+ p_sys->p_va = NULL;
+ vlc_sem_init( &p_sys->sem_mt, 0 );
/* ***** Fill p_context with init values ***** */
- p_sys->p_context->codec_tag = ffmpeg_CodecTag( p_dec->fmt_in.i_codec );
+ p_sys->p_context->codec_tag = ffmpeg_CodecTag( p_dec->fmt_in.i_original_fourcc ?: p_dec->fmt_in.i_codec );
/* ***** Get configuration of ffmpeg plugin ***** */
p_sys->p_context->workaround_bugs =
- config_GetInt( p_dec, "ffmpeg-workaround-bugs" );
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- p_sys->p_context->error_resilience =
- config_GetInt( p_dec, "ffmpeg-error-resilience" );
-#else
+ var_InheritInteger( p_dec, "ffmpeg-workaround-bugs" );
p_sys->p_context->error_recognition =
- config_GetInt( p_dec, "ffmpeg-error-resilience" );
-#endif
+ var_InheritInteger( p_dec, "ffmpeg-error-resilience" );
+
+ if( var_CreateGetBool( p_dec, "grayscale" ) )
+ p_sys->p_context->flags |= CODEC_FLAG_GRAY;
- var_Create( p_dec, "grayscale", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "grayscale", &val );
- if( val.b_bool ) p_sys->p_context->flags |= CODEC_FLAG_GRAY;
+ i_val = var_CreateGetInteger( p_dec, "ffmpeg-vismv" );
+ if( i_val ) p_sys->p_context->debug_mv = i_val;
- var_Create( p_dec, "ffmpeg-vismv", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "ffmpeg-vismv", &val );
- if( val.i_int ) p_sys->p_context->debug_mv = val.i_int;
+ i_val = var_CreateGetInteger( p_dec, "ffmpeg-lowres" );
+ if( i_val > 0 && i_val <= 2 ) p_sys->p_context->lowres = i_val;
- var_Create( p_dec, "ffmpeg-lowres", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "ffmpeg-lowres", &val );
- if( val.i_int > 0 && val.i_int <= 2 ) p_sys->p_context->lowres = val.i_int;
+ i_val = var_CreateGetInteger( p_dec, "ffmpeg-skiploopfilter" );
+ if( i_val >= 4 ) p_sys->p_context->skip_loop_filter = AVDISCARD_ALL;
+ else if( i_val == 3 ) p_sys->p_context->skip_loop_filter = AVDISCARD_NONKEY;
+ else if( i_val == 2 ) p_sys->p_context->skip_loop_filter = AVDISCARD_BIDIR;
+ else if( i_val == 1 ) p_sys->p_context->skip_loop_filter = AVDISCARD_NONREF;
- var_Create( p_dec, "ffmpeg-skiploopfilter",
- VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "ffmpeg-skiploopfilter", &val );
- if( val.i_int > 0 ) p_sys->p_context->skip_loop_filter = AVDISCARD_NONREF;
- if( val.i_int > 1 ) p_sys->p_context->skip_loop_filter = AVDISCARD_BIDIR;
- if( val.i_int > 2 ) p_sys->p_context->skip_loop_filter = AVDISCARD_NONKEY;
- if( val.i_int > 3 ) p_sys->p_context->skip_loop_filter = AVDISCARD_ALL;
+ if( var_CreateGetBool( p_dec, "ffmpeg-fast" ) )
+ p_sys->p_context->flags2 |= CODEC_FLAG2_FAST;
/* ***** ffmpeg frame skipping ***** */
- var_Create( p_dec, "ffmpeg-hurry-up", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "ffmpeg-hurry-up", &val );
- p_sys->b_hurry_up = val.b_bool;
+ p_sys->b_hurry_up = var_CreateGetBool( p_dec, "ffmpeg-hurry-up" );
- var_Create( p_dec, "ffmpeg-skip-frame", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "ffmpeg-skip-frame", &val );
- switch( val.i_int )
+ switch( var_CreateGetInteger( p_dec, "ffmpeg-skip-frame" ) )
{
case -1:
p_sys->p_context->skip_frame = AVDISCARD_NONE;
p_sys->p_context->skip_frame = AVDISCARD_DEFAULT;
break;
case 1:
- p_sys->p_context->skip_frame = AVDISCARD_BIDIR;
+ p_sys->p_context->skip_frame = AVDISCARD_NONREF;
break;
case 2:
p_sys->p_context->skip_frame = AVDISCARD_NONKEY;
}
p_sys->i_skip_frame = p_sys->p_context->skip_frame;
- var_Create( p_dec, "ffmpeg-skip-idct", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "ffmpeg-skip-idct", &val );
- switch( val.i_int )
+ switch( var_CreateGetInteger( p_dec, "ffmpeg-skip-idct" ) )
{
case -1:
p_sys->p_context->skip_idct = AVDISCARD_NONE;
p_sys->p_context->skip_idct = AVDISCARD_DEFAULT;
break;
case 1:
- p_sys->p_context->skip_idct = AVDISCARD_BIDIR;
+ p_sys->p_context->skip_idct = AVDISCARD_NONREF;
break;
case 2:
p_sys->p_context->skip_idct = AVDISCARD_NONKEY;
/* ***** ffmpeg direct rendering ***** */
p_sys->b_direct_rendering = false;
- var_Create( p_dec, "ffmpeg-dr", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
- var_Get( p_dec, "ffmpeg-dr", &val );
- if( val.b_bool && (p_sys->p_codec->capabilities & CODEC_CAP_DR1) &&
- /* Apparently direct rendering doesn't work with YUV422P */
- p_sys->p_context->pix_fmt != PIX_FMT_YUV422P &&
- /* H264 uses too many reference frames */
- p_sys->i_codec_id != CODEC_ID_H264 &&
+ p_sys->i_direct_rendering_used = -1;
+ if( var_CreateGetBool( p_dec, "ffmpeg-dr" ) &&
+ (p_sys->p_codec->capabilities & CODEC_CAP_DR1) &&
/* No idea why ... but this fixes flickering on some TSCC streams */
- p_sys->i_codec_id != CODEC_ID_TSCC &&
+ p_sys->i_codec_id != CODEC_ID_TSCC && p_sys->i_codec_id != CODEC_ID_CSCD &&
+#if (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 52, 68, 2 ) ) && (LIBAVCODEC_VERSION_INT < AV_VERSION_INT( 52, 100, 1 ) )
+ /* avcodec native vp8 decode doesn't handle EMU_EDGE flag, and I
+ don't have idea howto implement fallback to libvpx decoder */
+ p_sys->i_codec_id != CODEC_ID_VP8 &&
+#endif
!p_sys->p_context->debug_mv )
{
/* Some codecs set pix_fmt only after the 1st frame has been decoded,
//if( p_sys->b_hurry_up ) p_sys->b_direct_rendering = false;
if( p_sys->b_direct_rendering )
{
- msg_Dbg( p_dec, "using direct rendering" );
+ msg_Dbg( p_dec, "trying to use direct rendering" );
p_sys->p_context->flags |= CODEC_FLAG_EMU_EDGE;
}
+ else
+ {
+ msg_Dbg( p_dec, "direct rendering is disabled" );
+ }
/* Always use our get_buffer wrapper so we can calculate the
* PTS correctly */
p_sys->p_context->release_buffer = ffmpeg_ReleaseFrameBuf;
p_sys->p_context->opaque = p_dec;
+#ifdef HAVE_AVCODEC_MT
+ int i_thread_count = var_InheritInteger( p_dec, "ffmpeg-threads" );
+ if( i_thread_count <= 0 )
+ i_thread_count = vlc_GetCPUCount();
+ msg_Dbg( p_dec, "allowing %d thread(s) for decoding", i_thread_count );
+ p_sys->p_context->thread_count = i_thread_count;
+#endif
+
+#ifdef HAVE_AVCODEC_VA
+ const bool b_use_hw = var_CreateGetBool( p_dec, "ffmpeg-hw" );
+ if( b_use_hw &&
+ (i_codec_id == CODEC_ID_MPEG1VIDEO || i_codec_id == CODEC_ID_MPEG2VIDEO ||
+ i_codec_id == CODEC_ID_MPEG4 ||
+ i_codec_id == CODEC_ID_H264 ||
+ i_codec_id == CODEC_ID_VC1 || i_codec_id == CODEC_ID_WMV3) )
+ {
+#ifdef HAVE_AVCODEC_MT
+ if( p_sys->p_context->thread_type & FF_THREAD_FRAME )
+ {
+ msg_Warn( p_dec, "threaded frame decoding is not compatible with ffmpeg-hw, disabled" );
+ p_sys->p_context->thread_type &= ~FF_THREAD_FRAME;
+ }
+#endif
+ p_sys->p_context->get_format = ffmpeg_GetFormat;
+ }
+#endif
+
/* ***** misc init ***** */
- p_sys->input_pts = p_sys->input_dts = 0;
- p_sys->i_pts = 0;
+ p_sys->i_pts = VLC_TS_INVALID;
p_sys->b_has_b_frames = false;
p_sys->b_first_frame = true;
p_sys->b_flush = false;
p_sys->i_late_frames = 0;
- p_sys->i_buffer = 0;
- p_sys->i_buffer_orig = 1;
- p_sys->p_buffer_orig = p_sys->p_buffer = malloc( p_sys->i_buffer_orig );
- if( !p_sys->p_buffer_orig )
- {
- free( p_sys );
- return VLC_ENOMEM;
- }
/* Set output properties */
p_dec->fmt_out.i_cat = VIDEO_ES;
if( GetVlcChroma( &p_dec->fmt_out.video, p_context->pix_fmt ) != VLC_SUCCESS )
{
/* we are doomed. but not really, because most codecs set their pix_fmt later on */
- p_dec->fmt_out.i_codec = VLC_FOURCC('I','4','2','0');
+ p_dec->fmt_out.i_codec = VLC_CODEC_I420;
}
p_dec->fmt_out.i_codec = p_dec->fmt_out.video.i_chroma;
if( ffmpeg_OpenCodec( p_dec ) < 0 )
{
msg_Err( p_dec, "cannot open codec (%s)", p_sys->psz_namecodec );
- free( p_sys->p_buffer_orig );
+ av_free( p_sys->p_ff_pic );
+ vlc_sem_destroy( &p_sys->sem_mt );
free( p_sys );
return VLC_EGENERIC;
}
picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
{
decoder_sys_t *p_sys = p_dec->p_sys;
+ AVCodecContext *p_context = p_sys->p_context;
int b_drawpicture;
int b_null_size = false;
block_t *p_block;
if( !pp_block || !*pp_block )
return NULL;
- if( !p_sys->p_context->extradata_size && p_dec->fmt_in.i_extra )
+ if( !p_context->extradata_size && p_dec->fmt_in.i_extra )
{
ffmpeg_InitCodec( p_dec );
if( p_sys->b_delayed_open )
if( p_block->i_flags & (BLOCK_FLAG_DISCONTINUITY|BLOCK_FLAG_CORRUPTED) )
{
- p_sys->i_buffer = 0;
- p_sys->i_pts = 0; /* To make sure we recover properly */
+ p_sys->i_pts = VLC_TS_INVALID; /* To make sure we recover properly */
- p_sys->input_pts = p_sys->input_dts = 0;
p_sys->i_late_frames = 0;
- block_Release( p_block );
+ if( p_block->i_flags & BLOCK_FLAG_DISCONTINUITY )
+ avcodec_flush_buffers( p_context );
- //if( p_block->i_flags & BLOCK_FLAG_CORRUPTED )
- //avcodec_flush_buffers( p_sys->p_context );
+ block_Release( p_block );
return NULL;
}
if( !p_dec->b_pace_control && (p_sys->i_late_frames > 0) &&
(mdate() - p_sys->i_late_frames_start > INT64_C(5000000)) )
{
- if( p_sys->i_pts )
+ if( p_sys->i_pts > VLC_TS_INVALID )
{
msg_Err( p_dec, "more than 5 seconds of late video -> "
"dropping frame (computer too slow ?)" );
- p_sys->i_pts = 0; /* To make sure we recover properly */
+ p_sys->i_pts = VLC_TS_INVALID; /* To make sure we recover properly */
}
block_Release( p_block );
p_sys->i_late_frames--;
return NULL;
}
- if( p_block->i_pts > 0 || p_block->i_dts > 0 )
- {
- p_sys->input_pts = p_block->i_pts;
- p_sys->input_dts = p_block->i_dts;
-
- /* Make sure we don't reuse the same timestamps twice */
- p_block->i_pts = p_block->i_dts = 0;
- }
-
/* A good idea could be to decode all I pictures and see for the other */
if( !p_dec->b_pace_control &&
p_sys->b_hurry_up &&
b_drawpicture = 0;
if( p_sys->i_late_frames < 12 )
{
- p_sys->p_context->skip_frame =
- (p_sys->i_skip_frame <= AVDISCARD_BIDIR) ?
- AVDISCARD_BIDIR : p_sys->i_skip_frame;
+ p_context->skip_frame =
+ (p_sys->i_skip_frame <= AVDISCARD_NONREF) ?
+ AVDISCARD_NONREF : p_sys->i_skip_frame;
}
else
{
* but break picture until a new I, and for mpeg4 ...*/
p_sys->i_late_frames--; /* needed else it will never be decrease */
block_Release( p_block );
- p_sys->i_buffer = 0;
return NULL;
}
}
else
{
if( p_sys->b_hurry_up )
- p_sys->p_context->skip_frame = p_sys->i_skip_frame;
+ p_context->skip_frame = p_sys->i_skip_frame;
if( !(p_block->i_flags & BLOCK_FLAG_PREROLL) )
b_drawpicture = 1;
else
b_drawpicture = 0;
}
- if( p_sys->p_context->width <= 0 || p_sys->p_context->height <= 0 )
+ if( p_context->width <= 0 || p_context->height <= 0 )
{
if( p_sys->b_hurry_up )
- p_sys->p_context->skip_frame = p_sys->i_skip_frame;
+ p_context->skip_frame = p_sys->i_skip_frame;
b_null_size = true;
}
else if( !b_drawpicture )
* FIXME either our parser or ffmpeg is broken */
#if 0
if( p_sys->b_hurry_up )
- p_sys->p_context->skip_frame = __MAX( p_sys->p_context->skip_frame,
+ p_context->skip_frame = __MAX( p_context->skip_frame,
AVDISCARD_NONREF );
#endif
}
/*
- * Do the actual decoding now
- */
+ * Do the actual decoding now */
/* Don't forget that ffmpeg requires a little more bytes
* that the real frame size */
{
p_sys->b_flush = ( p_block->i_flags & BLOCK_FLAG_END_OF_SEQUENCE ) != 0;
- p_sys->i_buffer = p_block->i_buffer;
- if( p_sys->i_buffer + FF_INPUT_BUFFER_PADDING_SIZE >
- p_sys->i_buffer_orig )
- {
- free( p_sys->p_buffer_orig );
- p_sys->i_buffer_orig =
- p_block->i_buffer + FF_INPUT_BUFFER_PADDING_SIZE;
- p_sys->p_buffer_orig = malloc( p_sys->i_buffer_orig );
- }
- p_sys->p_buffer = p_sys->p_buffer_orig;
- p_sys->i_buffer = p_block->i_buffer;
- if( !p_sys->p_buffer )
- {
- block_Release( p_block );
+ p_block = block_Realloc( p_block, 0,
+ p_block->i_buffer + FF_INPUT_BUFFER_PADDING_SIZE );
+ if( !p_block )
return NULL;
- }
- vlc_memcpy( p_sys->p_buffer, p_block->p_buffer, p_block->i_buffer );
- memset( p_sys->p_buffer + p_block->i_buffer, 0,
+ p_block->i_buffer -= FF_INPUT_BUFFER_PADDING_SIZE;
+ *pp_block = p_block;
+ memset( p_block->p_buffer + p_block->i_buffer, 0,
FF_INPUT_BUFFER_PADDING_SIZE );
-
- p_block->i_buffer = 0;
}
- while( p_sys->i_buffer > 0 || p_sys->b_flush )
+ while( p_block->i_buffer > 0 || p_sys->b_flush )
{
int i_used, b_gotpicture;
picture_t *p_pic;
+ AVPacket pkt;
- i_used = avcodec_decode_video( p_sys->p_context, p_sys->p_ff_pic,
- &b_gotpicture,
- p_sys->i_buffer <= 0 && p_sys->b_flush ? NULL : (uint8_t*)p_sys->p_buffer, p_sys->i_buffer );
+ /* Set the PTS/DTS in the context reordered_opaque field */
+ if( p_block->i_pts > VLC_TS_INVALID )
+ p_context->reordered_opaque = (p_block->i_pts << 1) | 0;
+ else if( p_block->i_dts > VLC_TS_INVALID )
+ p_context->reordered_opaque = (p_block->i_dts << 1) | 1;
+ else
+ p_context->reordered_opaque = INT64_MIN;
+ p_sys->p_ff_pic->reordered_opaque = p_context->reordered_opaque;
- if( b_null_size && p_sys->p_context->width > 0 &&
- p_sys->p_context->height > 0 &&
- !p_sys->b_flush )
+ /* Make sure we don't reuse the same timestamps twice */
+ p_block->i_pts =
+ p_block->i_dts = VLC_TS_INVALID;
+
+ post_mt( p_sys );
+
+ av_init_packet( &pkt );
+ pkt.data = p_block->p_buffer;
+ pkt.size = p_block->i_buffer;
+ i_used = avcodec_decode_video2( p_context, p_sys->p_ff_pic,
+ &b_gotpicture, &pkt );
+
+ if( b_null_size && !p_sys->b_flush &&
+ p_context->width > 0 && p_context->height > 0 )
{
/* Reparse it to not drop the I frame */
b_null_size = false;
if( p_sys->b_hurry_up )
- p_sys->p_context->skip_frame = p_sys->i_skip_frame;
- i_used = avcodec_decode_video( p_sys->p_context, p_sys->p_ff_pic,
- &b_gotpicture,
- (uint8_t*)p_sys->p_buffer, p_sys->i_buffer );
+ p_context->skip_frame = p_sys->i_skip_frame;
+ i_used = avcodec_decode_video2( p_context, p_sys->p_ff_pic,
+ &b_gotpicture, &pkt );
}
+ wait_mt( p_sys );
if( p_sys->b_flush )
p_sys->b_first_frame = true;
- if( p_sys->i_buffer <= 0 )
+ if( p_block->i_buffer <= 0 )
p_sys->b_flush = false;
if( i_used < 0 )
{
if( b_drawpicture )
- msg_Warn( p_dec, "cannot decode one frame (%d bytes)",
- p_sys->i_buffer );
+ msg_Warn( p_dec, "cannot decode one frame (%zu bytes)",
+ p_block->i_buffer );
block_Release( p_block );
return NULL;
}
- else if( i_used > p_sys->i_buffer )
+ else if( i_used > p_block->i_buffer ||
+ p_context->thread_count > 1 )
{
- i_used = p_sys->i_buffer;
+ i_used = p_block->i_buffer;
}
/* Consumed bytes */
- p_sys->i_buffer -= i_used;
- p_sys->p_buffer += i_used;
+ p_block->i_buffer -= i_used;
+ p_block->p_buffer += i_used;
/* Nothing to display */
if( !b_gotpicture )
continue;
}
- /* Set the PTS */
- if( p_sys->p_ff_pic->pts )
- p_sys->i_pts = p_sys->p_ff_pic->pts;
+ /* Sanity check (seems to be needed for some streams) */
+ if( p_sys->p_ff_pic->pict_type == FF_B_TYPE )
+ {
+ p_sys->b_has_b_frames = true;
+ }
+
+ /* Compute the PTS */
+ mtime_t i_pts = VLC_TS_INVALID;
+ if( p_sys->p_ff_pic->reordered_opaque != INT64_MIN )
+ {
+ mtime_t i_ts = p_sys->p_ff_pic->reordered_opaque >> 1;
+ bool b_dts = p_sys->p_ff_pic->reordered_opaque & 1;
+ if( b_dts )
+ {
+ if( !p_context->has_b_frames ||
+ !p_sys->b_has_b_frames ||
+ !p_sys->p_ff_pic->reference ||
+ p_sys->i_pts <= VLC_TS_INVALID )
+ i_pts = i_ts;
+
+ /* Guess what ? The rules are different for Real Video :( */
+ if( (p_dec->fmt_in.i_codec == VLC_CODEC_RV30 ||
+ p_dec->fmt_in.i_codec == VLC_CODEC_RV40) &&
+ p_sys->b_has_b_frames )
+ {
+ i_pts = VLC_TS_INVALID;
+ if(p_sys->p_ff_pic->reference) i_pts = i_ts;
+ }
+ }
+ else
+ {
+ i_pts = i_ts;
+ }
+ }
+ if( i_pts <= VLC_TS_INVALID )
+ i_pts = p_sys->i_pts;
+
+ /* Interpolate the next PTS */
+ if( i_pts > VLC_TS_INVALID )
+ p_sys->i_pts = i_pts;
+ if( p_sys->i_pts > VLC_TS_INVALID )
+ {
+ /* interpolate the next PTS */
+ if( p_dec->fmt_in.video.i_frame_rate > 0 &&
+ p_dec->fmt_in.video.i_frame_rate_base > 0 )
+ {
+ p_sys->i_pts += INT64_C(1000000) *
+ (2 + p_sys->p_ff_pic->repeat_pict) *
+ p_dec->fmt_in.video.i_frame_rate_base /
+ (2 * p_dec->fmt_in.video.i_frame_rate);
+ }
+ else if( p_context->time_base.den > 0 )
+ {
+ int i_tick = p_context->ticks_per_frame;
+ if( i_tick <= 0 )
+ i_tick = 1;
+
+ p_sys->i_pts += INT64_C(1000000) *
+ (2 + p_sys->p_ff_pic->repeat_pict) *
+ i_tick * p_context->time_base.num /
+ (2 * p_context->time_base.den);
+ }
+ }
/* Update frame late count (except when doing preroll) */
mtime_t i_display_date = 0;
if( !(p_block->i_flags & BLOCK_FLAG_PREROLL) )
- i_display_date = decoder_GetDisplayDate( p_dec, p_sys->i_pts );
+ i_display_date = decoder_GetDisplayDate( p_dec, i_pts );
if( i_display_date > 0 && i_display_date <= mdate() )
{
p_sys->i_late_frames = 0;
}
- if( !b_drawpicture || !p_sys->p_ff_pic->linesize[0] )
- {
- /* Do not display the picture */
- p_pic = (picture_t *)p_sys->p_ff_pic->opaque;
- if( !b_drawpicture && p_pic )
- decoder_DeletePicture( p_dec, p_pic );
-
- ffmpeg_NextPts( p_dec );
+ if( !b_drawpicture || ( !p_sys->p_va && !p_sys->p_ff_pic->linesize[0] ) )
continue;
- }
if( !p_sys->p_ff_pic->opaque )
{
/* Get a new picture */
- p_pic = ffmpeg_NewPictBuf( p_dec, p_sys->p_context );
+ p_pic = ffmpeg_NewPictBuf( p_dec, p_context );
if( !p_pic )
{
block_Release( p_block );
else
{
p_pic = (picture_t *)p_sys->p_ff_pic->opaque;
+ decoder_LinkPicture( p_dec, p_pic );
}
- /* Sanity check (seems to be needed for some streams) */
- if( p_sys->p_ff_pic->pict_type == FF_B_TYPE )
- {
- p_sys->b_has_b_frames = true;
- }
-
- if( !p_dec->fmt_in.video.i_aspect )
+ if( !p_dec->fmt_in.video.i_sar_num || !p_dec->fmt_in.video.i_sar_den )
{
/* Fetch again the aspect ratio in case it changed */
- p_dec->fmt_out.video.i_aspect =
- VOUT_ASPECT_FACTOR
- * ( av_q2d(p_sys->p_context->sample_aspect_ratio)
- * p_sys->p_context->width / p_sys->p_context->height );
p_dec->fmt_out.video.i_sar_num
- = p_sys->p_context->sample_aspect_ratio.num;
+ = p_context->sample_aspect_ratio.num;
p_dec->fmt_out.video.i_sar_den
- = p_sys->p_context->sample_aspect_ratio.den;
+ = p_context->sample_aspect_ratio.den;
- if( p_dec->fmt_out.video.i_aspect == 0 )
+ if( !p_dec->fmt_out.video.i_sar_num || !p_dec->fmt_out.video.i_sar_den )
{
- p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR
- * p_sys->p_context->width / p_sys->p_context->height;
+ p_dec->fmt_out.video.i_sar_num = 1;
+ p_dec->fmt_out.video.i_sar_den = 1;
}
}
/* Send decoded frame to vout */
- if( p_sys->i_pts )
+ if( i_pts > VLC_TS_INVALID)
{
- p_pic->date = p_sys->i_pts;
-
- ffmpeg_NextPts( p_dec );
+ p_pic->date = i_pts;
if( p_sys->b_first_frame )
{
{
decoder_sys_t *p_sys = p_dec->p_sys;
+ post_mt( p_sys );
+
+ /* do not flush buffers if codec hasn't been opened (theora/vorbis/VC1) */
+ if( p_sys->p_context->codec )
+ avcodec_flush_buffers( p_sys->p_context );
+
+ wait_mt( p_sys );
+
if( p_sys->p_ff_pic ) av_free( p_sys->p_ff_pic );
- free( p_sys->p_buffer_orig );
+
+ if( p_sys->p_va )
+ {
+ vlc_va_Delete( p_sys->p_va );
+ p_sys->p_va = NULL;
+ }
+ vlc_sem_destroy( &p_sys->sem_mt );
}
/*****************************************************************************
}
}
-/*****************************************************************************
- * ffmpeg_OpenCodec:
- *****************************************************************************/
-static int ffmpeg_OpenCodec( decoder_t *p_dec )
-{
- decoder_sys_t *p_sys = p_dec->p_sys;
-
- if( p_sys->p_context->extradata_size <= 0 )
- {
- if( p_sys->i_codec_id == CODEC_ID_VC1 ||
- p_sys->i_codec_id == CODEC_ID_VORBIS ||
- p_sys->i_codec_id == CODEC_ID_THEORA )
- {
- msg_Warn( p_dec, "waiting for extra data for codec %s",
- p_sys->psz_namecodec );
- return 1;
- }
- }
- p_sys->p_context->width = p_dec->fmt_in.video.i_width;
- p_sys->p_context->height = p_dec->fmt_in.video.i_height;
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- p_sys->p_context->bits_per_sample = p_dec->fmt_in.video.i_bits_per_pixel;
-#else
- p_sys->p_context->bits_per_coded_sample = p_dec->fmt_in.video.i_bits_per_pixel;
-#endif
-
- int ret;
- vlc_avcodec_lock();
- ret = avcodec_open( p_sys->p_context, p_sys->p_codec );
- vlc_avcodec_unlock();
- if( ret < 0 )
- return VLC_EGENERIC;
- msg_Dbg( p_dec, "ffmpeg codec (%s) started", p_sys->psz_namecodec );
-
- p_sys->b_delayed_open = false;
-
- return VLC_SUCCESS;
-}
/*****************************************************************************
* ffmpeg_CopyPicture: copy a picture from ffmpeg internal buffers to a
* picture_t structure (when not in direct rendering mode).
{
decoder_sys_t *p_sys = p_dec->p_sys;
- if( TestFfmpegChroma( p_sys->p_context->pix_fmt, -1 ) == VLC_SUCCESS )
+ if( p_sys->p_va )
+ {
+ vlc_va_Extract( p_sys->p_va, p_pic, p_ff_pic );
+ }
+ else if( TestFfmpegChroma( p_sys->p_context->pix_fmt, -1 ) == VLC_SUCCESS )
{
int i_plane, i_size, i_line;
uint8_t *p_dst, *p_src;
* It is used for direct rendering as well as to get the right PTS for each
* decoded picture (even in indirect rendering mode).
*****************************************************************************/
-static void ffmpeg_SetFrameBufferPts( decoder_t *p_dec, AVFrame *p_ff_pic );
-
static int ffmpeg_GetFrameBuf( struct AVCodecContext *p_context,
AVFrame *p_ff_pic )
{
decoder_sys_t *p_sys = p_dec->p_sys;
picture_t *p_pic;
- /* Set picture PTS */
- ffmpeg_SetFrameBufferPts( p_dec, p_ff_pic );
-
/* */
- p_ff_pic->opaque = 0;
+ p_ff_pic->reordered_opaque = p_context->reordered_opaque;
+ p_ff_pic->opaque = NULL;
+
+ if( p_sys->p_va )
+ {
+#ifdef HAVE_AVCODEC_VA
+ /* hwaccel_context is not present in old ffmpeg version */
+ if( vlc_va_Setup( p_sys->p_va,
+ &p_context->hwaccel_context, &p_dec->fmt_out.video.i_chroma,
+ p_context->width, p_context->height ) )
+ {
+ msg_Err( p_dec, "vlc_va_Setup failed" );
+ return -1;
+ }
+#else
+ assert(0);
+#endif
+
+ /* */
+ p_ff_pic->type = FF_BUFFER_TYPE_USER;
+ /* FIXME what is that, should give good value */
+ p_ff_pic->age = 256*256*256*64; // FIXME FIXME from ffmpeg
- /* Not much to do in indirect rendering mode */
- if( !p_sys->b_direct_rendering )
+ if( vlc_va_Get( p_sys->p_va, p_ff_pic ) )
+ {
+ msg_Err( p_dec, "VaGrabSurface failed" );
+ return -1;
+ }
+ return 0;
+ }
+ else if( !p_sys->b_direct_rendering )
{
+ /* Not much to do in indirect rendering mode. */
return avcodec_default_get_buffer( p_context, p_ff_pic );
}
+ wait_mt( p_sys );
/* Some codecs set pix_fmt only after the 1st frame has been decoded,
* so we need to check for direct rendering again. */
- int i_width = p_sys->p_context->width;
- int i_height = p_sys->p_context->height;
- avcodec_align_dimensions( p_sys->p_context, &i_width, &i_height );
+ int i_width = p_context->width;
+ int i_height = p_context->height;
+ avcodec_align_dimensions( p_context, &i_width, &i_height );
if( GetVlcChroma( &p_dec->fmt_out.video, p_context->pix_fmt ) != VLC_SUCCESS ||
- p_sys->p_context->width % 16 || p_sys->p_context->height % 16 ||
- /* We only pad picture up to 16 */
- PAD(p_sys->p_context->width,16) < i_width || PAD(p_sys->p_context->height,16) < i_height ||
p_context->pix_fmt == PIX_FMT_PAL8 )
- {
- msg_Dbg( p_dec, "disabling direct rendering" );
- p_sys->b_direct_rendering = false;
- return avcodec_default_get_buffer( p_context, p_ff_pic );
- }
+ goto no_dr;
+
p_dec->fmt_out.i_codec = p_dec->fmt_out.video.i_chroma;
/* Get a new picture */
- //p_sys->p_vout->render.b_allow_modify_pics = 0;
- p_pic = ffmpeg_NewPictBuf( p_dec, p_sys->p_context );
+ p_pic = ffmpeg_NewPictBuf( p_dec, p_context );
if( !p_pic )
+ goto no_dr;
+ bool b_compatible = true;
+ if( p_pic->p[0].i_pitch / p_pic->p[0].i_pixel_pitch < i_width ||
+ p_pic->p[0].i_lines < i_height )
+ b_compatible = false;
+ for( int i = 0; i < p_pic->i_planes && b_compatible; i++ )
{
- p_sys->b_direct_rendering = false;
- return avcodec_default_get_buffer( p_context, p_ff_pic );
+ unsigned i_align;
+ switch( p_sys->i_codec_id )
+ {
+ case CODEC_ID_SVQ1:
+ case CODEC_ID_VP5:
+ case CODEC_ID_VP6:
+ case CODEC_ID_VP6F:
+ case CODEC_ID_VP6A:
+ i_align = 16;
+ break;
+ default:
+ i_align = i == 0 ? 16 : 8;
+ break;
+ }
+ if( p_pic->p[i].i_pitch % i_align )
+ b_compatible = false;
+ if( (intptr_t)p_pic->p[i].p_pixels % i_align )
+ b_compatible = false;
+ }
+ if( p_context->pix_fmt == PIX_FMT_YUV422P && b_compatible )
+ {
+ if( 2 * p_pic->p[1].i_pitch != p_pic->p[0].i_pitch ||
+ 2 * p_pic->p[2].i_pitch != p_pic->p[0].i_pitch )
+ b_compatible = false;
+ }
+ if( !b_compatible )
+ {
+ decoder_DeletePicture( p_dec, p_pic );
+ goto no_dr;
+ }
+
+ if( p_sys->i_direct_rendering_used != 1 )
+ {
+ msg_Dbg( p_dec, "using direct rendering" );
+ p_sys->i_direct_rendering_used = 1;
}
- p_sys->p_context->draw_horiz_band = NULL;
+
+ p_context->draw_horiz_band = NULL;
p_ff_pic->opaque = (void*)p_pic;
p_ff_pic->type = FF_BUFFER_TYPE_USER;
p_ff_pic->linesize[2] = p_pic->p[2].i_pitch;
p_ff_pic->linesize[3] = 0;
- decoder_LinkPicture( p_dec, p_pic );
-
/* FIXME what is that, should give good value */
p_ff_pic->age = 256*256*256*64; // FIXME FIXME from ffmpeg
+ post_mt( p_sys );
return 0;
+
+no_dr:
+ if( p_sys->i_direct_rendering_used != 0 )
+ {
+ msg_Warn( p_dec, "disabling direct rendering" );
+ p_sys->i_direct_rendering_used = 0;
+ }
+ post_mt( p_sys );
+ return avcodec_default_get_buffer( p_context, p_ff_pic );
}
static int ffmpeg_ReGetFrameBuf( struct AVCodecContext *p_context, AVFrame *p_ff_pic )
{
- decoder_t *p_dec = (decoder_t *)p_context->opaque;
- int i_ret;
-
- /* */
- p_ff_pic->pts = AV_NOPTS_VALUE;
+ p_ff_pic->reordered_opaque = p_context->reordered_opaque;
/* We always use default reget function, it works perfectly fine */
- i_ret = avcodec_default_reget_buffer( p_context, p_ff_pic );
-
- /* Set picture PTS if avcodec_default_reget_buffer didn't set it (through a
- * ffmpeg_GetFrameBuf call) */
- if( !i_ret && p_ff_pic->pts == AV_NOPTS_VALUE )
- ffmpeg_SetFrameBufferPts( p_dec, p_ff_pic );
-
- return i_ret;
+ return avcodec_default_reget_buffer( p_context, p_ff_pic );
}
-static void ffmpeg_SetFrameBufferPts( decoder_t *p_dec, AVFrame *p_ff_pic )
+static void ffmpeg_ReleaseFrameBuf( struct AVCodecContext *p_context,
+ AVFrame *p_ff_pic )
{
+ decoder_t *p_dec = (decoder_t *)p_context->opaque;
decoder_sys_t *p_sys = p_dec->p_sys;
- /* Set picture PTS */
- if( p_sys->input_pts )
+ if( p_sys->p_va )
{
- p_ff_pic->pts = p_sys->input_pts;
+ vlc_va_Release( p_sys->p_va, p_ff_pic );
}
- else if( p_sys->input_dts )
+ else if( !p_ff_pic->opaque )
{
- /* Some demuxers only set the dts so let's try to find a useful
- * timestamp from this */
- if( !p_sys->p_context->has_b_frames || !p_sys->b_has_b_frames ||
- !p_ff_pic->reference || !p_sys->i_pts )
- {
- p_ff_pic->pts = p_sys->input_dts;
- }
- else
- {
- p_ff_pic->pts = 0;
- }
+ /* We can end up here without the AVFrame being allocated by
+ * avcodec_default_get_buffer() if VA is used and the frame is
+ * released when the decoder is closed
+ */
+ if( p_ff_pic->type == FF_BUFFER_TYPE_INTERNAL )
+ avcodec_default_release_buffer( p_context, p_ff_pic );
}
else
{
- p_ff_pic->pts = 0;
- }
+ picture_t *p_pic = (picture_t*)p_ff_pic->opaque;
- if( p_sys->i_pts ) /* make sure 1st frame has a pts > 0 */
- {
- p_sys->input_pts = p_sys->input_dts = 0;
+ decoder_UnlinkPicture( p_dec, p_pic );
}
+ for( int i = 0; i < 4; i++ )
+ p_ff_pic->data[i] = NULL;
}
-static void ffmpeg_ReleaseFrameBuf( struct AVCodecContext *p_context,
- AVFrame *p_ff_pic )
+#ifdef HAVE_AVCODEC_VA
+static enum PixelFormat ffmpeg_GetFormat( AVCodecContext *p_context,
+ const enum PixelFormat *pi_fmt )
{
- decoder_t *p_dec = (decoder_t *)p_context->opaque;
+ decoder_t *p_dec = p_context->opaque;
+ decoder_sys_t *p_sys = p_dec->p_sys;
- if( !p_ff_pic->opaque )
+ if( p_sys->p_va )
{
- avcodec_default_release_buffer( p_context, p_ff_pic );
- return;
+ vlc_va_Delete( p_sys->p_va );
+ p_sys->p_va = NULL;
}
- picture_t *p_pic = (picture_t*)p_ff_pic->opaque;
- decoder_UnlinkPicture( p_dec, p_pic );
-
- p_ff_pic->data[0] = NULL;
- p_ff_pic->data[1] = NULL;
- p_ff_pic->data[2] = NULL;
- p_ff_pic->data[3] = NULL;
-}
+ /* Try too look for a supported hw acceleration */
+ for( int i = 0; pi_fmt[i] != PIX_FMT_NONE; i++ )
+ {
+ static const char *ppsz_name[PIX_FMT_NB] = {
+ [PIX_FMT_VDPAU_H264] = "PIX_FMT_VDPAU_H264",
+ [PIX_FMT_VAAPI_IDCT] = "PIX_FMT_VAAPI_IDCT",
+ [PIX_FMT_VAAPI_VLD] = "PIX_FMT_VAAPI_VLD",
+ [PIX_FMT_VAAPI_MOCO] = "PIX_FMT_VAAPI_MOCO",
+#ifdef HAVE_AVCODEC_DXVA2
+ [PIX_FMT_DXVA2_VLD] = "PIX_FMT_DXVA2_VLD",
+#endif
+ [PIX_FMT_YUYV422] = "PIX_FMT_YUYV422",
+ [PIX_FMT_YUV420P] = "PIX_FMT_YUV420P",
+ };
+ msg_Dbg( p_dec, "Available decoder output format %d (%s)", pi_fmt[i], ppsz_name[pi_fmt[i]] ?: "Unknown" );
-static void ffmpeg_NextPts( decoder_t *p_dec )
-{
- decoder_sys_t *p_sys = p_dec->p_sys;
+ /* Only VLD supported */
+ if( pi_fmt[i] == PIX_FMT_VAAPI_VLD )
+ {
+ if( !var_InheritBool( p_dec, "xlib" ) )
+ {
+ msg_Warn( p_dec, "Ignoring VA API" );
+ continue;
+ }
+#ifdef HAVE_AVCODEC_VAAPI
+ msg_Dbg( p_dec, "Trying VA API" );
+ p_sys->p_va = vlc_va_NewVaapi( VLC_OBJECT(p_dec), p_sys->i_codec_id );
+ if( !p_sys->p_va )
+ msg_Warn( p_dec, "Failed to open VA API" );
+#else
+ continue;
+#endif
+ }
+#ifdef HAVE_AVCODEC_DXVA2
+ if( pi_fmt[i] == PIX_FMT_DXVA2_VLD )
+ {
+ msg_Dbg( p_dec, "Trying DXVA2" );
+ p_sys->p_va = vlc_va_NewDxva2( VLC_OBJECT(p_dec), p_sys->i_codec_id );
+ if( !p_sys->p_va )
+ msg_Warn( p_dec, "Failed to open DXVA2" );
+ }
+#endif
- if( p_sys->i_pts <= 0 )
- return;
+ if( p_sys->p_va &&
+ p_context->width > 0 && p_context->height > 0 )
+ {
+ /* We try to call vlc_va_Setup when possible to detect errors when
+ * possible (later is too late) */
+ if( vlc_va_Setup( p_sys->p_va,
+ &p_context->hwaccel_context,
+ &p_dec->fmt_out.video.i_chroma,
+ p_context->width, p_context->height ) )
+ {
+ msg_Err( p_dec, "vlc_va_Setup failed" );
+ vlc_va_Delete( p_sys->p_va );
+ p_sys->p_va = NULL;
+ }
+ }
- /* interpolate the next PTS */
- if( p_dec->fmt_in.video.i_frame_rate > 0 &&
- p_dec->fmt_in.video.i_frame_rate_base > 0 )
- {
- p_sys->i_pts += INT64_C(1000000) *
- (2 + p_sys->p_ff_pic->repeat_pict) *
- p_dec->fmt_in.video.i_frame_rate_base /
- (2 * p_dec->fmt_in.video.i_frame_rate);
- }
- else if( p_sys->p_context->time_base.den > 0 )
- {
- p_sys->i_pts += INT64_C(1000000) *
- (2 + p_sys->p_ff_pic->repeat_pict) *
- p_sys->p_context->time_base.num /
- (2 * p_sys->p_context->time_base.den);
+ if( p_sys->p_va )
+ {
+ if( p_sys->p_va->description )
+ msg_Info( p_dec, "Using %s for hardware decoding.", p_sys->p_va->description );
+
+ /* FIXME this will disabled direct rendering
+ * even if a new pixel format is renegociated
+ */
+ p_sys->b_direct_rendering = false;
+ p_context->draw_horiz_band = NULL;
+ return pi_fmt[i];
+ }
}
+
+ /* Fallback to default behaviour */
+ return avcodec_default_get_format( p_context, pi_fmt );
}
+#endif
+