/*****************************************************************************
- * video.c: video decoder using the ffmpeg library
+ * video.c: video decoder using the libavcodec library
*****************************************************************************
- * Copyright (C) 1999-2001 the VideoLAN team
+ * Copyright (C) 1999-2001 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Gildas Bazin <gbazin@videolan.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
# include "config.h"
#endif
-#if defined(HAVE_LIBAVCODEC_AVCODEC_H) && defined(HAVE_AVCODEC_DXVA2)
-# if _WIN32_WINNT < 0x600
-/* dxva2 needs Vista support */
-# undef _WIN32_WINNT
-# define _WIN32_WINNT 0x600
-# endif
-#endif
-
#include <vlc_common.h>
#include <vlc_codec.h>
#include <vlc_avcodec.h>
#include <vlc_cpu.h>
+#include <vlc_modules.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
-# include <avcodec.h>
-#endif
+#include <libavcodec/avcodec.h>
+#include <libavutil/mem.h>
+#include <libavutil/pixdesc.h>
#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
static void ffmpeg_InitCodec ( 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 * );
-
-#ifdef HAVE_AVCODEC_VA
static enum PixelFormat ffmpeg_GetFormat( AVCodecContext *,
const enum PixelFormat * );
-#endif
+static void vlc_va_Delete( vlc_va_t * );
static uint32_t ffmpeg_CodecTag( vlc_fourcc_t fcc )
{
else if( p_context->time_base.num > 0 && p_context->time_base.den > 0 )
{
p_dec->fmt_out.video.i_frame_rate = p_context->time_base.den;
- p_dec->fmt_out.video.i_frame_rate_base = p_context->time_base.num;
+ p_dec->fmt_out.video.i_frame_rate_base = p_context->time_base.num * __MAX( p_context->ticks_per_frame, 1 );
}
return decoder_NewPicture( p_dec );
/* ***** Get configuration of ffmpeg plugin ***** */
p_sys->p_context->workaround_bugs =
- var_InheritInteger( p_dec, "ffmpeg-workaround-bugs" );
-#if LIBAVCODEC_VERSION_MAJOR < 54
- p_sys->p_context->error_recognition =
-#else
+ var_InheritInteger( p_dec, "avcodec-workaround-bugs" );
p_sys->p_context->err_recognition =
-#endif
- var_InheritInteger( p_dec, "ffmpeg-error-resilience" );
+ var_InheritInteger( p_dec, "avcodec-error-resilience" );
if( var_CreateGetBool( p_dec, "grayscale" ) )
p_sys->p_context->flags |= CODEC_FLAG_GRAY;
- i_val = var_CreateGetInteger( p_dec, "ffmpeg-vismv" );
+ i_val = var_CreateGetInteger( p_dec, "avcodec-vismv" );
if( i_val ) p_sys->p_context->debug_mv = i_val;
- i_val = var_CreateGetInteger( p_dec, "ffmpeg-lowres" );
- if( i_val > 0 && i_val <= 2 ) p_sys->p_context->lowres = i_val;
-
- i_val = var_CreateGetInteger( p_dec, "ffmpeg-skiploopfilter" );
+ i_val = var_CreateGetInteger( p_dec, "avcodec-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;
- if( var_CreateGetBool( p_dec, "ffmpeg-fast" ) )
+ if( var_CreateGetBool( p_dec, "avcodec-fast" ) )
p_sys->p_context->flags2 |= CODEC_FLAG2_FAST;
- /* ***** ffmpeg frame skipping ***** */
- p_sys->b_hurry_up = var_CreateGetBool( p_dec, "ffmpeg-hurry-up" );
+#if LIBAVCODEC_VERSION_CHECK( 54, 41, 0, 91, 100 )
+ if( var_InheritBool( p_dec, "avcodec-ignorecrop" ) )
+ p_sys->p_context->flags2 |= CODEC_FLAG2_IGNORE_CROP;
+#endif
+
+ /* ***** libavcodec frame skipping ***** */
+ p_sys->b_hurry_up = var_CreateGetBool( p_dec, "avcodec-hurry-up" );
- switch( var_CreateGetInteger( p_dec, "ffmpeg-skip-frame" ) )
+ switch( var_CreateGetInteger( p_dec, "avcodec-skip-frame" ) )
{
case -1:
p_sys->p_context->skip_frame = AVDISCARD_NONE;
}
p_sys->i_skip_frame = p_sys->p_context->skip_frame;
- switch( var_CreateGetInteger( p_dec, "ffmpeg-skip-idct" ) )
+ switch( var_CreateGetInteger( p_dec, "avcodec-skip-idct" ) )
{
case -1:
p_sys->p_context->skip_idct = AVDISCARD_NONE;
}
p_sys->i_skip_idct = p_sys->p_context->skip_idct;
- /* ***** ffmpeg direct rendering ***** */
+ /* ***** libavcodec direct rendering ***** */
p_sys->b_direct_rendering = false;
p_sys->i_direct_rendering_used = -1;
- if( var_CreateGetBool( p_dec, "ffmpeg-dr" ) &&
+ if( var_CreateGetBool( p_dec, "avcodec-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_CSCD &&
- p_sys->i_codec_id != CODEC_ID_CINEPAK &&
-#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->i_codec_id != AV_CODEC_ID_TSCC && p_sys->i_codec_id != AV_CODEC_ID_CSCD &&
+ p_sys->i_codec_id != AV_CODEC_ID_CINEPAK &&
!p_sys->p_context->debug_mv )
{
/* Some codecs set pix_fmt only after the 1st frame has been decoded,
p_sys->b_direct_rendering = true;
}
- /* ffmpeg doesn't properly release old pictures when frames are skipped */
+ /* libavcodec doesn't properly release old pictures when frames are skipped */
//if( p_sys->b_hurry_up ) p_sys->b_direct_rendering = false;
if( p_sys->b_direct_rendering )
{
/* Always use our get_buffer wrapper so we can calculate the
* PTS correctly */
p_sys->p_context->get_buffer = ffmpeg_GetFrameBuf;
- p_sys->p_context->reget_buffer = ffmpeg_ReGetFrameBuf;
+ p_sys->p_context->reget_buffer = avcodec_default_reget_buffer;
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" );
+ int i_thread_count = var_InheritInteger( p_dec, "avcodec-threads" );
if( i_thread_count <= 0 )
{
i_thread_count = vlc_GetCPUCount();
i_thread_count = __MIN( i_thread_count, 16 );
msg_Dbg( p_dec, "allowing %d thread(s) for decoding", i_thread_count );
p_sys->p_context->thread_count = i_thread_count;
+
+ if( i_codec_id == AV_CODEC_ID_MPEG4 )
+ p_sys->p_context->thread_count = 1;
+
#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) )
+ char *hw = var_CreateGetString( p_dec, "avcodec-hw" ); /* FIXME */
+ if( (hw == NULL || strcasecmp( hw, "none" )) &&
+ (i_codec_id == AV_CODEC_ID_MPEG1VIDEO || i_codec_id == AV_CODEC_ID_MPEG2VIDEO ||
+ i_codec_id == AV_CODEC_ID_MPEG4 || i_codec_id == AV_CODEC_ID_H263 ||
+ i_codec_id == AV_CODEC_ID_H264 ||
+ i_codec_id == AV_CODEC_ID_VC1 || i_codec_id == AV_CODEC_ID_WMV3) )
{
-#ifdef HAVE_AVCODEC_MT
+#if defined(HAVE_AVCODEC_MT) //&& LIBAVCODEC_VERSION_INT < AV_VERSION_INT(55, 1, 0)
if( p_sys->p_context->thread_type & FF_THREAD_FRAME )
{
- msg_Warn( p_dec, "threaded frame decoding is not compatible with ffmpeg-hw, disabled" );
+ msg_Warn( p_dec, "threaded frame decoding is not compatible with avcodec-hw, disabled" );
p_sys->p_context->thread_type &= ~FF_THREAD_FRAME;
}
if( ( p_sys->p_context->thread_type & FF_THREAD_SLICE ) &&
- ( i_codec_id == CODEC_ID_MPEG1VIDEO || i_codec_id == CODEC_ID_MPEG2VIDEO ) )
+ ( i_codec_id == AV_CODEC_ID_MPEG1VIDEO || i_codec_id == AV_CODEC_ID_MPEG2VIDEO ) )
{
- msg_Warn( p_dec, "threaded slice decoding is not compatible with ffmpeg-hw, disabled" );
+ msg_Warn( p_dec, "threaded slice decoding is not compatible with avcodec-hw, disabled" );
p_sys->p_context->thread_type &= ~FF_THREAD_SLICE;
}
#endif
p_sys->p_context->get_format = ffmpeg_GetFormat;
}
-#endif
+ free( hw );
#ifdef HAVE_AVCODEC_MT
if( p_sys->p_context->thread_type & FF_THREAD_FRAME )
p_dec->i_extra_picture_buffers = 2 * p_sys->p_context->thread_count;
/*
* Do the actual decoding now */
- /* Don't forget that ffmpeg requires a little more bytes
+ /* Don't forget that libavcodec requires a little more bytes
* that the real frame size */
if( p_block->i_buffer > 0 )
{
picture_t *p_pic;
AVPacket pkt;
- /* 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;
-
- /* 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;
+ pkt.pts = p_block->i_pts;
+ pkt.dts = p_block->i_dts;
+
+ /* Make sure we don't reuse the same timestamps twice */
+ p_block->i_pts =
+ p_block->i_dts = VLC_TS_INVALID;
+
i_used = avcodec_decode_video2( p_context, p_sys->p_ff_pic,
&b_gotpicture, &pkt );
}
/* 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;
- }
- }
+ mtime_t i_pts =
+ p_sys->p_ff_pic->pkt_pts;
+ if (i_pts <= VLC_TS_INVALID)
+ i_pts = p_sys->p_ff_pic->pkt_dts;
+
if( i_pts <= VLC_TS_INVALID )
i_pts = p_sys->i_pts;
if( !b_drawpicture || ( !p_sys->p_va && !p_sys->p_ff_pic->linesize[0] ) )
continue;
- if( !p_sys->p_ff_pic->opaque )
+ if( p_sys->p_va != NULL || p_sys->p_ff_pic->opaque == NULL )
{
/* Get a new picture */
p_pic = ffmpeg_NewPictBuf( p_dec, p_context );
p_pic->b_progressive = !p_sys->p_ff_pic->interlaced_frame;
p_pic->b_top_field_first = p_sys->p_ff_pic->top_field_first;
- p_pic->i_qstride = p_sys->p_ff_pic->qstride;
- int i_mb_h = ( p_pic->format.i_height + 15 ) / 16;
- p_pic->p_q = malloc( p_pic->i_qstride * i_mb_h );
- memcpy( p_pic->p_q, p_sys->p_ff_pic->qscale_table,
- p_pic->i_qstride * i_mb_h );
- switch( p_sys->p_ff_pic->qscale_type )
- {
- case FF_QSCALE_TYPE_MPEG1:
- p_pic->i_qtype = QTYPE_MPEG1;
- break;
- case FF_QSCALE_TYPE_MPEG2:
- p_pic->i_qtype = QTYPE_MPEG2;
- break;
- case FF_QSCALE_TYPE_H264:
- p_pic->i_qtype = QTYPE_H264;
- break;
- }
-
return p_pic;
}
else
wait_mt( p_sys );
- if( p_sys->p_ff_pic ) av_free( p_sys->p_ff_pic );
+ if( p_sys->p_ff_pic )
+ av_free( p_sys->p_ff_pic );
if( p_sys->p_va )
- {
vlc_va_Delete( p_sys->p_va );
- p_sys->p_va = NULL;
- }
+
vlc_sem_destroy( &p_sys->sem_mt );
}
if( !i_size ) return;
- if( p_sys->i_codec_id == CODEC_ID_SVQ3 )
+ if( p_sys->i_codec_id == AV_CODEC_ID_SVQ3 )
{
uint8_t *p;
{
vlc_va_Extract( p_sys->p_va, p_pic, p_ff_pic );
}
- else if( TestFfmpegChroma( p_sys->p_context->pix_fmt, -1 ) == VLC_SUCCESS )
+ else if( FindVlcChroma( p_sys->p_context->pix_fmt ) )
{
int i_plane, i_size, i_line;
uint8_t *p_dst, *p_src;
for( i_line = 0; i_line < p_pic->p[i_plane].i_visible_lines;
i_line++ )
{
- vlc_memcpy( p_dst, p_src, i_size );
+ memcpy( p_dst, p_src, i_size );
p_src += i_src_stride;
p_dst += i_dst_stride;
}
}
else
{
- msg_Err( p_dec, "don't know how to convert chroma %i",
- p_sys->p_context->pix_fmt );
+ const char *name = av_get_pix_fmt_name( p_sys->p_context->pix_fmt );
+ msg_Err( p_dec, "Unsupported decoded output format %d (%s)",
+ p_sys->p_context->pix_fmt, name ? name : "unknown" );
p_dec->b_error = 1;
}
}
-/*****************************************************************************
- * ffmpeg_GetFrameBuf: callback used by ffmpeg to get a frame buffer.
- *****************************************************************************
- * It is used for direct rendering as well as to get the right PTS for each
- * decoded picture (even in indirect rendering mode).
- *****************************************************************************/
-static int ffmpeg_GetFrameBuf( struct AVCodecContext *p_context,
- AVFrame *p_ff_pic )
+static int ffmpeg_va_GetFrameBuf( 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;
- picture_t *p_pic;
+ vlc_va_t *p_va = p_sys->p_va;
- /* */
- p_ff_pic->reordered_opaque = p_context->reordered_opaque;
- p_ff_pic->opaque = NULL;
-
- if( p_sys->p_va )
+ /* hwaccel_context is not present in old ffmpeg version */
+ if( vlc_va_Setup( p_va,
+ &p_context->hwaccel_context, &p_dec->fmt_out.video.i_chroma,
+ p_context->width, p_context->height ) )
{
-#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;
-
-#if LIBAVCODEC_VERSION_MAJOR < 54
- p_ff_pic->age = 256*256*256*64;
-#endif
-
- if( vlc_va_Get( p_sys->p_va, p_ff_pic ) )
- {
- msg_Err( p_dec, "VaGrabSurface failed" );
- return -1;
- }
- return 0;
+ msg_Err( p_dec, "vlc_va_Setup failed" );
+ return -1;
}
- else if( !p_sys->b_direct_rendering )
+
+ if( vlc_va_Get( p_va, p_ff_pic ) )
{
- /* Not much to do in indirect rendering mode. */
- return avcodec_default_get_buffer( p_context, p_ff_pic );
+ msg_Err( p_dec, "vlc_va_Get failed" );
+ return -1;
}
- 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. */
+ p_ff_pic->type = FF_BUFFER_TYPE_USER;
+ return 0;
+}
+
+static picture_t *ffmpeg_dr_GetFrameBuf(struct AVCodecContext *p_context)
+{
+ decoder_t *p_dec = (decoder_t *)p_context->opaque;
+ decoder_sys_t *p_sys = p_dec->p_sys;
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_context->pix_fmt == PIX_FMT_PAL8 )
+ picture_t *p_pic = NULL;
+ if (GetVlcChroma(&p_dec->fmt_out.video, p_context->pix_fmt) != VLC_SUCCESS)
+ goto no_dr;
+
+ if (p_context->pix_fmt == PIX_FMT_PAL8)
goto no_dr;
p_dec->fmt_out.i_codec = p_dec->fmt_out.video.i_chroma;
- /* Get a new picture */
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++ )
+ goto no_dr;
+
+ for( int i = 0; i < p_pic->i_planes; i++ )
{
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:
+ case AV_CODEC_ID_SVQ1:
+ case AV_CODEC_ID_VP5:
+ case AV_CODEC_ID_VP6:
+ case AV_CODEC_ID_VP6F:
+ case AV_CODEC_ID_VP6A:
i_align = 16;
break;
default:
break;
}
if( p_pic->p[i].i_pitch % i_align )
- b_compatible = false;
+ goto no_dr;
if( (intptr_t)p_pic->p[i].p_pixels % i_align )
- b_compatible = false;
+ goto no_dr;
}
- if( p_context->pix_fmt == PIX_FMT_YUV422P && b_compatible )
+
+ if( p_context->pix_fmt == PIX_FMT_YUV422P )
{
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;
+ goto no_dr;
}
- if( !b_compatible )
- {
+
+ return p_pic;
+
+no_dr:
+ if (p_pic)
decoder_DeletePicture( p_dec, p_pic );
- goto no_dr;
+
+ return NULL;
+}
+
+/*****************************************************************************
+ * ffmpeg_GetFrameBuf: callback used by ffmpeg to get a frame buffer.
+ *****************************************************************************
+ * It is used for direct rendering as well as to get the right PTS for each
+ * decoded picture (even in indirect rendering mode).
+ *****************************************************************************/
+static int ffmpeg_GetFrameBuf( 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;
+
+ /* */
+ p_ff_pic->opaque = NULL;
+#if ! LIBAVCODEC_VERSION_CHECK(54, 34, 0, 79, 101)
+ p_ff_pic->pkt_pts = p_context->pkt ? p_context->pkt->pts : AV_NOPTS_VALUE;
+#endif
+#if LIBAVCODEC_VERSION_MAJOR < 54
+ p_ff_pic->age = 256*256*256*64;
+#endif
+
+ if( p_sys->p_va )
+ return ffmpeg_va_GetFrameBuf(p_context, p_ff_pic);
+
+ if( !p_sys->b_direct_rendering )
+ 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. */
+
+ picture_t *p_pic = ffmpeg_dr_GetFrameBuf(p_context);
+ if (!p_pic) {
+ 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 );
}
- if( p_sys->i_direct_rendering_used != 1 )
- {
+ if( p_sys->i_direct_rendering_used != 1 ) {
msg_Dbg( p_dec, "using direct rendering" );
p_sys->i_direct_rendering_used = 1;
}
p_context->draw_horiz_band = NULL;
+ post_mt( p_sys );
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;
-#if LIBAVCODEC_VERSION_MAJOR < 54
- p_ff_pic->age = 256*256*256*64;
-#endif
-
- 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 )
-{
- p_ff_pic->reordered_opaque = p_context->reordered_opaque;
-
- /* We always use default reget function, it works perfectly fine */
- return avcodec_default_reget_buffer( p_context, p_ff_pic );
}
static void ffmpeg_ReleaseFrameBuf( struct AVCodecContext *p_context,
decoder_sys_t *p_sys = p_dec->p_sys;
if( p_sys->p_va )
- {
vlc_va_Release( p_sys->p_va, p_ff_pic );
- }
- else if( !p_ff_pic->opaque )
- {
+ else if( p_ff_pic->opaque )
+ decoder_UnlinkPicture( p_dec, (picture_t*)p_ff_pic->opaque);
+ else if( p_ff_pic->type == FF_BUFFER_TYPE_INTERNAL )
/* 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
- {
- picture_t *p_pic = (picture_t*)p_ff_pic->opaque;
+ avcodec_default_release_buffer( p_context, p_ff_pic );
- decoder_UnlinkPicture( p_dec, p_pic );
- }
for( int i = 0; i < 4; i++ )
p_ff_pic->data[i] = NULL;
}
-#ifdef HAVE_AVCODEC_VA
+static int ffmpeg_va_Start( void *func, va_list ap )
+{
+ vlc_va_t *va = va_arg( ap, vlc_va_t * );
+ int codec = va_arg( ap, int );
+ const es_format_t *fmt = va_arg( ap, const es_format_t * );
+ int (*open)( vlc_va_t *, int, const es_format_t * ) = func;
+
+ return open( va, codec, fmt );
+}
+
+static vlc_va_t *vlc_va_New( vlc_object_t *parent, int codec_id,
+ const es_format_t *fmt )
+{
+ vlc_va_t *p_va = vlc_object_create( parent, sizeof( *p_va ) );
+ if( unlikely(p_va == NULL) )
+ return NULL;
+
+ p_va->module = vlc_module_load( p_va, "hw decoder", "$avcodec-hw",
+ true, ffmpeg_va_Start, p_va,
+ codec_id, fmt );
+ if( p_va->module == NULL )
+ {
+ vlc_object_release( p_va );
+ p_va = NULL;
+ }
+ return p_va;
+}
+
+static void ffmpeg_va_Stop( void *func, va_list ap )
+{
+ vlc_va_t *va = va_arg( ap, vlc_va_t * );
+ void (*close)( vlc_va_t * ) = func;
+
+ close( va );
+}
+
+static void vlc_va_Delete( vlc_va_t *va )
+{
+ vlc_module_unload( va->module, ffmpeg_va_Stop, va );
+ vlc_object_release( va );
+}
+
static enum PixelFormat ffmpeg_GetFormat( AVCodecContext *p_context,
const enum PixelFormat *pi_fmt )
{
decoder_t *p_dec = p_context->opaque;
decoder_sys_t *p_sys = p_dec->p_sys;
+ vlc_va_t *p_va = p_sys->p_va;
- if( p_sys->p_va )
- {
- vlc_va_Delete( p_sys->p_va );
- p_sys->p_va = NULL;
- }
+ if( p_va != NULL )
+ vlc_va_Delete( p_va );
+
+ /* Profile and level informations are needed now.
+ * TODO: avoid code duplication with avcodec.c */
+ if( p_context->profile != FF_PROFILE_UNKNOWN)
+ p_dec->fmt_in.i_profile = p_context->profile;
+ if( p_context->level != FF_LEVEL_UNKNOWN)
+ p_dec->fmt_in.i_level = p_context->level;
+
+ p_va = vlc_va_New( VLC_OBJECT(p_dec), p_sys->i_codec_id, &p_dec->fmt_in );
+ if( p_va == NULL )
+ goto end;
/* Try too look for a supported hw acceleration */
- for( int i = 0; pi_fmt[i] != PIX_FMT_NONE; i++ )
+ for( size_t 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" );
-
- /* 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
+ const char *name = av_get_pix_fmt_name(pi_fmt[i]);
+ msg_Dbg( p_dec, "Available decoder output format %d (%s)",
+ pi_fmt[i], name ? name : "unknown" );
+ if( p_va->pix_fmt != pi_fmt[i] )
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->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( p_context->width > 0 && p_context->height > 0
+ && vlc_va_Setup( p_va, &p_context->hwaccel_context,
+ &p_dec->fmt_out.video.i_chroma,
+ p_context->width, p_context->height ) )
{
- /* 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;
- }
+ msg_Err( p_dec, "acceleration setup failure" );
+ break;
}
- 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];
- }
+ if( p_va->description )
+ msg_Info( p_dec, "Using %s for hardware decoding.",
+ p_va->description );
+
+ /* FIXME this will disable direct rendering
+ * even if a new pixel format is renegotiated
+ */
+ p_sys->b_direct_rendering = false;
+ p_sys->p_va = p_va;
+ p_context->draw_horiz_band = NULL;
+ return pi_fmt[i];
}
+ msg_Err( p_dec, "acceleration not available" );
+ vlc_va_Delete( p_va );
+
+ p_sys->p_va = NULL;
+
+end:
/* Fallback to default behaviour */
return avcodec_default_get_format( p_context, pi_fmt );
}
-#endif
-
projects / vlc / blobdiff