/*****************************************************************************
* encoder.c: video and audio encoder using the libavcodec library
*****************************************************************************
- * Copyright (C) 1999-2004 the VideoLAN team
+ * Copyright (C) 1999-2004 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Part of the file Copyright (C) FFmpeg Project Developers
* (mpeg4_default matrixes)
*
- * 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
+#include <math.h>
+
#include <vlc_common.h>
#include <vlc_aout.h>
#include <vlc_sout.h>
#include <vlc_avcodec.h>
#include <vlc_cpu.h>
-#define HAVE_MMX 1
#include <libavcodec/avcodec.h>
+#include <libavutil/audioconvert.h>
#include "avcodec.h"
#include "avcommon.h"
+#if LIBAVUTIL_VERSION_CHECK( 52,2,6,0,0 )
+# include <libavutil/channel_layout.h>
+#endif
+
#define HURRY_UP_GUARD1 (450000)
#define HURRY_UP_GUARD2 (300000)
#define HURRY_UP_GUARD3 (100000)
AVCodecContext *p_context;
/*
- * Common properties
+ * Common buffer mainly for audio as frame size in there needs usually be constant
*/
- char *p_buffer;
+ uint8_t *p_buffer;
size_t i_buffer_out;
+ uint8_t *p_interleave_buf;
/*
* Video properties
/*
* Audio properties
*/
- int i_sample_bytes;
- int i_frame_size;
- int i_samples_delay;
+ size_t i_sample_bytes;
+ size_t i_frame_size;
+ size_t i_samples_delay; //How much samples in delay buffer
+ bool b_planar;
+ bool b_variable; //Encoder can be fed with any size frames not just frame_size
mtime_t i_pts;
+ date_t buffer_date;
+
+ /* Multichannel (>2) channel reordering */
+ uint8_t i_channels_to_reorder;
+ uint8_t pi_reorder_layout[AOUT_CHAN_MAX];
/* Encoding settings */
int i_key_int;
bool b_trellis;
int i_quality; /* for VBR */
float f_lumi_masking, f_dark_masking, f_p_masking, f_border_masking;
+#if (LIBAVCODEC_VERSION_MAJOR < 55)
int i_luma_elim, i_chroma_elim;
+#endif
int i_aac_profile; /* AAC profile to use.*/
+
+ AVFrame *frame;
+};
+
+
+/* Taken from audio.c*/
+static const uint64_t pi_channels_map[][2] =
+{
+ { AV_CH_FRONT_LEFT, AOUT_CHAN_LEFT },
+ { AV_CH_FRONT_RIGHT, AOUT_CHAN_RIGHT },
+ { AV_CH_FRONT_CENTER, AOUT_CHAN_CENTER },
+ { AV_CH_LOW_FREQUENCY, AOUT_CHAN_LFE },
+ { AV_CH_BACK_LEFT, AOUT_CHAN_REARLEFT },
+ { AV_CH_BACK_RIGHT, AOUT_CHAN_REARRIGHT },
+ { AV_CH_FRONT_LEFT_OF_CENTER, 0 },
+ { AV_CH_FRONT_RIGHT_OF_CENTER, 0 },
+ { AV_CH_BACK_CENTER, AOUT_CHAN_REARCENTER },
+ { AV_CH_SIDE_LEFT, AOUT_CHAN_MIDDLELEFT },
+ { AV_CH_SIDE_RIGHT, AOUT_CHAN_MIDDLERIGHT },
+ { AV_CH_TOP_CENTER, 0 },
+ { AV_CH_TOP_FRONT_LEFT, 0 },
+ { AV_CH_TOP_FRONT_CENTER, 0 },
+ { AV_CH_TOP_FRONT_RIGHT, 0 },
+ { AV_CH_TOP_BACK_LEFT, 0 },
+ { AV_CH_TOP_BACK_CENTER, 0 },
+ { AV_CH_TOP_BACK_RIGHT, 0 },
+ { AV_CH_STEREO_LEFT, 0 },
+ { AV_CH_STEREO_RIGHT, 0 },
+};
+
+static const uint32_t channel_mask[][2] = {
+ {0,0},
+ {AOUT_CHAN_CENTER, AV_CH_LAYOUT_MONO},
+ {AOUT_CHANS_STEREO, AV_CH_LAYOUT_STEREO},
+ {AOUT_CHANS_2_1, AV_CH_LAYOUT_2POINT1},
+ {AOUT_CHANS_4_0, AV_CH_LAYOUT_4POINT0},
+ {AOUT_CHANS_4_1, AV_CH_LAYOUT_4POINT1},
+ {AOUT_CHANS_5_1, AV_CH_LAYOUT_5POINT1_BACK},
+ {AOUT_CHANS_7_0, AV_CH_LAYOUT_7POINT0},
+ {AOUT_CHANS_7_1, AV_CH_LAYOUT_7POINT1},
+ {AOUT_CHANS_8_1, AV_CH_LAYOUT_OCTAGONAL},
};
static const char *const ppsz_enc_options[] = {
"rc-buffer-size", "rc-buffer-aggressivity", "pre-me", "hurry-up",
"interlace", "interlace-me", "i-quant-factor", "noise-reduction", "mpeg4-matrix",
"trellis", "qscale", "strict", "lumi-masking", "dark-masking",
- "p-masking", "border-masking", "luma-elim-threshold",
- "chroma-elim-threshold",
- "aac-profile",
- NULL
+ "p-masking", "border-masking",
+#if (LIBAVCODEC_VERSION_MAJOR < 55)
+ "luma-elim-threshold", "chroma-elim-threshold",
+#endif
+ "aac-profile", "options",
+ NULL
};
static const uint16_t mpa_bitrate_tab[2][15] =
23, 24, 25, 27, 28, 30, 31, 33,
};
+static const int DEFAULT_ALIGN = 0;
+
+
/*****************************************************************************
* OpenEncoder: probe the encoder
*****************************************************************************/
encoder_sys_t *p_sys;
AVCodecContext *p_context;
AVCodec *p_codec = NULL;
- int i_codec_id, i_cat;
+ unsigned i_codec_id;
+ int i_cat;
const char *psz_namecodec;
float f_val;
char *psz_val;
/* Initialization must be done before avcodec_find_encoder() */
- vlc_init_avcodec();
+ vlc_init_avcodec(p_this);
config_ChainParse( p_enc, ENC_CFG_PREFIX, ppsz_enc_options, p_enc->p_cfg );
- if( p_enc->fmt_out.i_codec == VLC_CODEC_MP3 )
- {
- i_cat = AUDIO_ES;
- i_codec_id = CODEC_ID_MP3;
- psz_namecodec = "MPEG I/II Layer 3";
- }
- else if( p_enc->fmt_out.i_codec == VLC_CODEC_MP2 )
- {
- i_cat = AUDIO_ES;
- i_codec_id = CODEC_ID_MP2;
- psz_namecodec = "MPEG I/II Layer 2";
- }
- else if( p_enc->fmt_out.i_codec == VLC_CODEC_MP1V )
+ if( p_enc->fmt_out.i_codec == VLC_CODEC_MP1V )
{
i_cat = VIDEO_ES;
- i_codec_id = CODEC_ID_MPEG1VIDEO;
+ i_codec_id = AV_CODEC_ID_MPEG1VIDEO;
psz_namecodec = "MPEG-1 video";
}
else if( !GetFfmpegCodec( p_enc->fmt_out.i_codec, &i_cat, &i_codec_id,
&psz_namecodec ) )
{
- if( TestFfmpegChroma( -1, p_enc->fmt_out.i_codec ) != VLC_SUCCESS )
- {
- /* handed chroma output */
- return VLC_EGENERIC;
- }
+ if( FindFfmpegChroma( p_enc->fmt_out.i_codec ) == PIX_FMT_NONE )
+ return VLC_EGENERIC; /* handed chroma output */
+
i_cat = VIDEO_ES;
- i_codec_id = CODEC_ID_RAWVIDEO;
+ i_codec_id = AV_CODEC_ID_RAWVIDEO;
psz_namecodec = "Raw video";
}
+ if( i_cat == UNKNOWN_ES )
+ return VLC_EGENERIC;
+
if( p_enc->fmt_out.i_cat == VIDEO_ES && i_cat != VIDEO_ES )
{
msg_Err( p_enc, "\"%s\" is not a video encoder", psz_namecodec );
if( ( p_sys = calloc( 1, sizeof(encoder_sys_t) ) ) == NULL )
return VLC_ENOMEM;
p_enc->p_sys = p_sys;
+ p_sys->i_samples_delay = 0;
p_sys->p_codec = p_codec;
-
- p_enc->pf_encode_video = EncodeVideo;
- p_enc->pf_encode_audio = EncodeAudio;
+ p_sys->b_planar = false;
p_sys->p_buffer = NULL;
+ p_sys->p_interleave_buf = NULL;
p_sys->i_buffer_out = 0;
-#if LIBAVCODEC_VERSION_MAJOR < 54
- p_context = avcodec_alloc_context();
-#else
p_context = avcodec_alloc_context3(p_codec);
-#endif
+ if( unlikely(p_context == NULL) )
+ {
+ free( p_sys );
+ return VLC_ENOMEM;
+ }
p_sys->p_context = p_context;
p_sys->p_context->codec_id = p_sys->p_codec->id;
+ p_context->thread_type = 0;
p_context->debug = var_InheritInteger( p_enc, "avcodec-debug" );
p_context->opaque = (void *)p_this;
- /* set CPU capabilities */
-#if LIBAVUTIL_VERSION_INT >= AV_VERSION_INT( 51, 25, 0 )
- av_set_cpu_flags_mask( INT_MAX & ~GetVlcDspMask() );
-#else
- p_context->dsp_mask = GetVlcDspMask();
-#endif
-
p_sys->i_key_int = var_GetInteger( p_enc, ENC_CFG_PREFIX "keyint" );
p_sys->i_b_frames = var_GetInteger( p_enc, ENC_CFG_PREFIX "bframes" );
p_sys->i_vtolerance = var_GetInteger( p_enc, ENC_CFG_PREFIX "vt" ) * 1000;
p_sys->b_mpeg4_matrix = var_GetBool( p_enc, ENC_CFG_PREFIX "mpeg4-matrix" );
f_val = var_GetFloat( p_enc, ENC_CFG_PREFIX "qscale" );
- if( f_val < 0.01 || f_val > 255.0 ) f_val = 0;
- p_sys->i_quality = (int)(FF_QP2LAMBDA * f_val + 0.5);
+
+ p_sys->i_quality = 0;
+ if( f_val < .01f || f_val > 255.f )
+ f_val = 0.f;
+ else
+ p_sys->i_quality = lroundf(FF_QP2LAMBDA * f_val);
psz_val = var_GetString( p_enc, ENC_CFG_PREFIX "hq" );
p_sys->i_hq = FF_MB_DECISION_RD;
p_sys->f_dark_masking = var_GetFloat( p_enc, ENC_CFG_PREFIX "dark-masking" );
p_sys->f_p_masking = var_GetFloat( p_enc, ENC_CFG_PREFIX "p-masking" );
p_sys->f_border_masking = var_GetFloat( p_enc, ENC_CFG_PREFIX "border-masking" );
+#if (LIBAVCODEC_VERSION_MAJOR < 55)
p_sys->i_luma_elim = var_GetInteger( p_enc, ENC_CFG_PREFIX "luma-elim-threshold" );
p_sys->i_chroma_elim = var_GetInteger( p_enc, ENC_CFG_PREFIX "chroma-elim-threshold" );
+#endif
psz_val = var_GetString( p_enc, ENC_CFG_PREFIX "aac-profile" );
/* libavcodec uses faac encoder atm, and it has issues with
p_sys->i_aac_profile = FF_PROFILE_AAC_MAIN;
else if( !strncmp( psz_val, "low", 3 ) )
p_sys->i_aac_profile = FF_PROFILE_AAC_LOW;
-#if 0 /* Not supported by FAAC encoder */
else if( !strncmp( psz_val, "ssr", 3 ) )
p_sys->i_aac_profile = FF_PROFILE_AAC_SSR;
-#endif
else if( !strncmp( psz_val, "ltp", 3 ) )
p_sys->i_aac_profile = FF_PROFILE_AAC_LTP;
#if LIBAVCODEC_VERSION_CHECK( 54, 19, 0, 35, 100 )
p_sys->i_aac_profile = FF_PROFILE_AAC_HE_V2;
else if( !strncmp( psz_val, "hev1", 4 ) )
p_sys->i_aac_profile = FF_PROFILE_AAC_HE;
+ else if( !strncmp( psz_val, "ld", 2 ) )
+ p_sys->i_aac_profile = FF_PROFILE_AAC_LD;
+ else if( !strncmp( psz_val, "eld", 3 ) )
+ p_sys->i_aac_profile = FF_PROFILE_AAC_ELD;
#endif
else
{
if( p_enc->fmt_in.i_cat == VIDEO_ES )
{
- if( !p_enc->fmt_in.video.i_width || !p_enc->fmt_in.video.i_height )
+ if( !p_enc->fmt_in.video.i_visible_width || !p_enc->fmt_in.video.i_visible_height )
{
- msg_Warn( p_enc, "invalid size %ix%i", p_enc->fmt_in.video.i_width,
- p_enc->fmt_in.video.i_height );
+ msg_Warn( p_enc, "invalid size %ix%i", p_enc->fmt_in.video.i_visible_width,
+ p_enc->fmt_in.video.i_visible_height );
+ avcodec_free_context( &p_context );
free( p_sys );
return VLC_EGENERIC;
}
p_context->codec_type = AVMEDIA_TYPE_VIDEO;
- p_context->width = p_enc->fmt_in.video.i_width;
- p_context->height = p_enc->fmt_in.video.i_height;
+ p_context->width = p_enc->fmt_in.video.i_visible_width;
+ p_context->height = p_enc->fmt_in.video.i_visible_height;
- p_context->time_base.num = p_enc->fmt_in.video.i_frame_rate_base;
- p_context->time_base.den = p_enc->fmt_in.video.i_frame_rate;
+ /* if we don't have i_frame_rate_base, we are probing and just checking if we can find codec
+ * so set fps to 25 as some codecs (DIV3 atleast) needs time_base data */
+ p_context->time_base.num = p_enc->fmt_in.video.i_frame_rate_base ? p_enc->fmt_in.video.i_frame_rate_base : 1;
+ p_context->time_base.den = p_enc->fmt_in.video.i_frame_rate_base ? p_enc->fmt_in.video.i_frame_rate : 25 ;
if( p_codec->supported_framerates )
{
AVRational target = {
p_context->time_base.num = p_codec->supported_framerates[idx].den;
p_context->time_base.den = p_codec->supported_framerates[idx].num;
}
+ msg_Dbg( p_enc, "Time base set to %d/%d", p_context->time_base.num, p_context->time_base.den );
/* Defaults from ffmpeg.c */
p_context->qblur = 0.5;
p_context->dark_masking = p_sys->f_dark_masking;
p_context->p_masking = p_sys->f_p_masking;
p_context->border_masking = p_sys->f_border_masking;
+#if (LIBAVCODEC_VERSION_MAJOR < 55)
p_context->luma_elim_threshold = p_sys->i_luma_elim;
p_context->chroma_elim_threshold = p_sys->i_chroma_elim;
+#endif
if( p_sys->i_key_int > 0 )
p_context->gop_size = p_sys->i_key_int;
p_enc->fmt_in.i_codec = VLC_CODEC_I420;
+
+ /* Very few application support YUV in TIFF, not even VLC */
+ if( p_enc->fmt_out.i_codec == VLC_CODEC_TIFF )
+ p_enc->fmt_in.i_codec = VLC_CODEC_RGB24;
+
p_enc->fmt_in.video.i_chroma = p_enc->fmt_in.i_codec;
- GetFfmpegChroma( &p_context->pix_fmt, p_enc->fmt_in.video );
+ GetFfmpegChroma( &p_context->pix_fmt, &p_enc->fmt_in.video );
if( p_codec->pix_fmts )
{
}
- if ( p_sys->f_i_quant_factor != 0.0 )
+ if ( p_sys->f_i_quant_factor != 0.f )
p_context->i_quant_factor = p_sys->f_i_quant_factor;
p_context->noise_reduction = p_sys->i_noise_reduction;
See libavcodec/mpegvideo_enc.c:MPV_encode_init and
libavcodec/svq3.c , WMV2 calls MPV_encode_init also.
*/
- if ( i_codec_id == CODEC_ID_FLV1 ||
- i_codec_id == CODEC_ID_H261 ||
- i_codec_id == CODEC_ID_LJPEG ||
- i_codec_id == CODEC_ID_MJPEG ||
- i_codec_id == CODEC_ID_H263 ||
- i_codec_id == CODEC_ID_H263P ||
- i_codec_id == CODEC_ID_MSMPEG4V1 ||
- i_codec_id == CODEC_ID_MSMPEG4V2 ||
- i_codec_id == CODEC_ID_MSMPEG4V3 ||
- i_codec_id == CODEC_ID_WMV1 ||
- i_codec_id == CODEC_ID_WMV2 ||
- i_codec_id == CODEC_ID_RV10 ||
- i_codec_id == CODEC_ID_RV20 ||
- i_codec_id == CODEC_ID_SVQ3 )
+ if ( i_codec_id == AV_CODEC_ID_FLV1 ||
+ i_codec_id == AV_CODEC_ID_H261 ||
+ i_codec_id == AV_CODEC_ID_LJPEG ||
+ i_codec_id == AV_CODEC_ID_MJPEG ||
+ i_codec_id == AV_CODEC_ID_H263 ||
+ i_codec_id == AV_CODEC_ID_H263P ||
+ i_codec_id == AV_CODEC_ID_MSMPEG4V1 ||
+ i_codec_id == AV_CODEC_ID_MSMPEG4V2 ||
+ i_codec_id == AV_CODEC_ID_MSMPEG4V3 ||
+ i_codec_id == AV_CODEC_ID_WMV1 ||
+ i_codec_id == AV_CODEC_ID_WMV2 ||
+ i_codec_id == AV_CODEC_ID_RV10 ||
+ i_codec_id == AV_CODEC_ID_RV20 ||
+ i_codec_id == AV_CODEC_ID_SVQ3 )
p_enc->i_threads = 1;
if( p_sys->i_vtolerance > 0 )
else
{
p_context->rc_qsquish = 1.0;
+ /* Default to 1/2 second buffer for given bitrate unless defined otherwise*/
+ if( !p_sys->i_rc_buffer_size )
+ {
+ p_sys->i_rc_buffer_size = p_enc->fmt_out.i_bitrate * 8 / 2;
+ }
+ msg_Dbg( p_enc, "rc buffer size %d bits", p_sys->i_rc_buffer_size );
+ /* Set maxrate/minrate to bitrate to try to get CBR */
p_context->rc_max_rate = p_enc->fmt_out.i_bitrate;
p_context->rc_min_rate = p_enc->fmt_out.i_bitrate;
p_context->rc_buffer_size = p_sys->i_rc_buffer_size;
else if( p_enc->fmt_in.i_cat == AUDIO_ES )
{
/* work around bug in libmp3lame encoding */
- if( i_codec_id == CODEC_ID_MP3 && p_enc->fmt_in.audio.i_channels > 2 )
- p_enc->fmt_in.audio.i_channels = 2;
-
+ if( i_codec_id == AV_CODEC_ID_MP3 && p_enc->fmt_out.audio.i_channels > 2 )
+ p_enc->fmt_out.audio.i_channels = 2;
p_context->codec_type = AVMEDIA_TYPE_AUDIO;
p_context->sample_fmt = p_codec->sample_fmts ?
p_codec->sample_fmts[0] :
AV_SAMPLE_FMT_S16;
- p_enc->fmt_in.i_codec = VLC_CODEC_S16N;
+
+ /* Try to match avcodec input format to vlc format so we could avoid one
+ format conversion */
+ if( GetVlcAudioFormat( p_context->sample_fmt ) != p_enc->fmt_in.i_codec
+ && p_codec->sample_fmts )
+ {
+ msg_Dbg( p_enc, "Trying to find more suitable sample format instead of %s", av_get_sample_fmt_name( p_context->sample_fmt ) );
+ for( unsigned int i=0; p_codec->sample_fmts[i] != -1; i++ )
+ {
+ if( GetVlcAudioFormat( p_codec->sample_fmts[i] ) == p_enc->fmt_in.i_codec )
+ {
+ p_context->sample_fmt = p_codec->sample_fmts[i];
+ msg_Dbg( p_enc, "Using %s as new sample format", av_get_sample_fmt_name( p_context->sample_fmt ) );
+ break;
+ }
+ }
+ }
+ p_sys->b_planar = av_sample_fmt_is_planar( p_context->sample_fmt );
+ // Try if we can use interleaved format for codec input as VLC doesn't really do planar audio yet
+ // FIXME: Remove when planar/interleaved audio in vlc is equally supported
+ if( p_sys->b_planar && p_codec->sample_fmts )
+ {
+ msg_Dbg( p_enc, "Trying to find packet sample format instead of planar %s", av_get_sample_fmt_name( p_context->sample_fmt ) );
+ for( unsigned int i=0; p_codec->sample_fmts[i] != -1; i++ )
+ {
+ if( !av_sample_fmt_is_planar( p_codec->sample_fmts[i] ) )
+ {
+ p_context->sample_fmt = p_codec->sample_fmts[i];
+ msg_Dbg( p_enc, "Changing to packet format %s as new sample format", av_get_sample_fmt_name( p_context->sample_fmt ) );
+ break;
+ }
+ }
+ }
+ msg_Dbg( p_enc, "Ended up using %s as sample format", av_get_sample_fmt_name( p_context->sample_fmt ) );
+ p_enc->fmt_in.i_codec = GetVlcAudioFormat( p_context->sample_fmt );
+ p_sys->b_planar = av_sample_fmt_is_planar( p_context->sample_fmt );
+
p_context->sample_rate = p_enc->fmt_out.audio.i_rate;
+ date_Init( &p_sys->buffer_date, p_enc->fmt_out.audio.i_rate, 1 );
+ date_Set( &p_sys->buffer_date, AV_NOPTS_VALUE );
p_context->time_base.num = 1;
p_context->time_base.den = p_context->sample_rate;
- p_context->channels = p_enc->fmt_out.audio.i_channels;
+ p_context->channels = p_enc->fmt_out.audio.i_channels;
+#if LIBAVUTIL_VERSION_CHECK( 52, 2, 6, 0, 0)
+ p_context->channel_layout = channel_mask[p_context->channels][1];
+
+ /* Setup Channel ordering for multichannel audio
+ * as VLC channel order isn't same as libavcodec expects
+ */
+
+ p_sys->i_channels_to_reorder = 0;
+
+ /* Specified order
+ * Copied from audio.c
+ */
+ const unsigned i_order_max = 8 * sizeof(p_context->channel_layout);
+ uint32_t pi_order_dst[AOUT_CHAN_MAX] = { };
+ int i_channels_src = 0;
+
+ if( p_context->channel_layout )
+ {
+ msg_Dbg( p_enc, "Creating channel order for reordering");
+ for( unsigned i = 0; i < sizeof(pi_channels_map)/sizeof(*pi_channels_map); i++ )
+ {
+ if( p_context->channel_layout & pi_channels_map[i][0] )
+ {
+ msg_Dbg( p_enc, "%d %"PRIx64" mapped to %"PRIx64"", i_channels_src, pi_channels_map[i][0], pi_channels_map[i][1]);
+ pi_order_dst[i_channels_src++] = pi_channels_map[i][1];
+ }
+ }
+ }
+ else
+ {
+ msg_Dbg( p_enc, "Creating default channel order for reordering");
+ /* Create default order */
+ for( unsigned int i = 0; i < __MIN( i_order_max, (unsigned)p_sys->p_context->channels ); i++ )
+ {
+ if( i < sizeof(pi_channels_map)/sizeof(*pi_channels_map) )
+ {
+ msg_Dbg( p_enc, "%d channel is %"PRIx64"", i_channels_src, pi_channels_map[i][1]);
+ pi_order_dst[i_channels_src++] = pi_channels_map[i][1];
+ }
+ }
+ }
+ if( i_channels_src != p_context->channels )
+ msg_Err( p_enc, "Channel layout not understood" );
+
+ p_sys->i_channels_to_reorder = aout_CheckChannelReorder( NULL, pi_order_dst,
+ channel_mask[p_context->channels][0], p_sys->pi_reorder_layout );
+#endif
if ( p_enc->fmt_out.i_codec == VLC_CODEC_MP4A )
{
/* Misc parameters */
p_context->bit_rate = p_enc->fmt_out.i_bitrate;
-#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 52, 69, 2 )
/* Set reasonable defaults to VP8, based on
libvpx-720p preset from libvpx ffmpeg-patch */
- if( i_codec_id == CODEC_ID_VP8 )
+ if( i_codec_id == AV_CODEC_ID_VP8 )
{
/* Lets give bitrate tolerance */
p_context->bit_rate_tolerance = __MAX(2 * (int)p_enc->fmt_out.i_bitrate, p_sys->i_vtolerance );
//p_context->rc_max_rate = 24 * 1000 * 1000; //24M
//p_context->rc_min_rate = 40 * 1000; // 40k
/* seems that FFmpeg presets have 720p as divider for buffers */
- if( p_enc->fmt_out.video.i_height >= 720 )
+ if( p_enc->fmt_out.video.i_visible_height >= 720 )
{
/* Check that we don't overrun users qmin/qmax values */
if( !var_GetInteger( p_enc, ENC_CFG_PREFIX "qmin" ) )
p_context->mb_static_threshold = 0;
#endif
}
-#endif
- if( i_codec_id == CODEC_ID_RAWVIDEO )
+ if( i_codec_id == AV_CODEC_ID_RAWVIDEO )
{
/* XXX: hack: Force same codec (will be handled by transcode) */
p_enc->fmt_in.video.i_chroma = p_enc->fmt_in.i_codec = p_enc->fmt_out.i_codec;
- GetFfmpegChroma( &p_context->pix_fmt, p_enc->fmt_in.video );
+ GetFfmpegChroma( &p_context->pix_fmt, &p_enc->fmt_in.video );
}
/* Make sure we get extradata filled by the encoder */
p_context->thread_count = vlc_GetCPUCount();
int ret;
+ char *psz_opts = var_InheritString(p_enc, ENC_CFG_PREFIX "options");
+ AVDictionary *options = NULL;
+ if (psz_opts && *psz_opts)
+ options = vlc_av_get_options(psz_opts);
+ free(psz_opts);
+
vlc_avcodec_lock();
-#if LIBAVCODEC_VERSION_MAJOR < 54
- ret = avcodec_open( p_context, p_codec );
-#else
- ret = avcodec_open2( p_context, p_codec, NULL /* options */ );
-#endif
+ ret = avcodec_open2( p_context, p_codec, options ? &options : NULL );
vlc_avcodec_unlock();
+
+ AVDictionaryEntry *t = NULL;
+ while ((t = av_dict_get(options, "", t, AV_DICT_IGNORE_SUFFIX))) {
+ msg_Err(p_enc, "Unknown option \"%s\"", t->key);
+ }
+
if( ret )
{
- if( p_enc->fmt_in.i_cat == AUDIO_ES &&
- (p_context->channels > 2 || i_codec_id == CODEC_ID_MP2
- || i_codec_id == CODEC_ID_MP3) )
+ if( p_enc->fmt_in.i_cat != AUDIO_ES ||
+ (p_context->channels <= 2 && i_codec_id != AV_CODEC_ID_MP2
+ && i_codec_id != AV_CODEC_ID_MP3) )
+errmsg:
{
- if( p_context->channels > 2 )
+ static const char types[][12] = {
+ [UNKNOWN_ES] = N_("unknown"), [VIDEO_ES] = N_("video"),
+ [AUDIO_ES] = N_("audio"), [SPU_ES] = N_("subpicture"),
+ };
+ const char *type = types[0];
+ union
{
- p_context->channels = 2;
- p_enc->fmt_in.audio.i_channels = 2; // FIXME
- msg_Warn( p_enc, "stereo mode selected (codec limitation)" );
- }
+ vlc_fourcc_t value;
+ char txt[4];
+ } fcc = { .value = p_enc->fmt_out.i_codec };
- if( i_codec_id == CODEC_ID_MP2 || i_codec_id == CODEC_ID_MP3 )
- {
- int i_frequency, i;
+ if (likely((unsigned)p_enc->fmt_in.i_cat < sizeof (types) / sizeof (types[0])))
+ type = types[p_enc->fmt_in.i_cat];
+ msg_Err( p_enc, "cannot open %4.4s %s encoder", fcc.txt, type );
+ dialog_Fatal( p_enc, _("Streaming / Transcoding failed"),
+ _("VLC could not open the %4.4s %s encoder."),
+ fcc.txt, vlc_gettext(type) );
+ av_dict_free(&options);
+ goto error;
+ }
- for ( i_frequency = 0; i_frequency < 6; i_frequency++ )
- {
- if ( p_enc->fmt_out.audio.i_rate
- == mpa_freq_tab[i_frequency] )
- break;
- }
- if ( i_frequency == 6 )
- {
- msg_Err( p_enc, "MPEG audio doesn't support frequency=%d",
- p_enc->fmt_out.audio.i_rate );
- free( p_sys );
- return VLC_EGENERIC;
- }
+ if( p_context->channels > 2 )
+ {
+ p_context->channels = 2;
+ p_enc->fmt_in.audio.i_channels = 2; // FIXME
+ msg_Warn( p_enc, "stereo mode selected (codec limitation)" );
+ }
- for ( i = 1; i < 14; i++ )
- {
- if ( p_enc->fmt_out.i_bitrate / 1000
- <= mpa_bitrate_tab[i_frequency / 3][i] )
- break;
- }
- if ( p_enc->fmt_out.i_bitrate / 1000
- != mpa_bitrate_tab[i_frequency / 3][i] )
- {
- msg_Warn( p_enc,
- "MPEG audio doesn't support bitrate=%d, using %d",
- p_enc->fmt_out.i_bitrate,
- mpa_bitrate_tab[i_frequency / 3][i] * 1000 );
- p_enc->fmt_out.i_bitrate =
- mpa_bitrate_tab[i_frequency / 3][i] * 1000;
- p_context->bit_rate = p_enc->fmt_out.i_bitrate;
- }
+ if( i_codec_id == AV_CODEC_ID_MP2 || i_codec_id == AV_CODEC_ID_MP3 )
+ {
+ int i_frequency, i;
+ es_format_t *fmt = &p_enc->fmt_out;
+
+ for ( i_frequency = 0; i_frequency < 6; i_frequency++ )
+ if ( fmt->audio.i_rate == mpa_freq_tab[i_frequency] )
+ break;
+
+ if ( i_frequency == 6 )
+ {
+ msg_Err( p_enc, "MPEG audio doesn't support frequency=%d",
+ fmt->audio.i_rate );
+ av_dict_free(&options);
+ goto error;
}
- p_context->codec = NULL;
- vlc_avcodec_lock();
-#if LIBAVCODEC_VERSION_MAJOR < 54
- ret = avcodec_open( p_context, p_codec );
-#else
- ret = avcodec_open2( p_context, p_codec, NULL /* options */ );
-#endif
- vlc_avcodec_unlock();
- if( ret )
+ for ( i = 1; i < 14; i++ )
+ if (fmt->i_bitrate/1000 <= mpa_bitrate_tab[i_frequency / 3][i])
+ break;
+
+ if (fmt->i_bitrate / 1000 != mpa_bitrate_tab[i_frequency / 3][i])
{
- msg_Err( p_enc, "cannot open encoder" );
- dialog_Fatal( p_enc,
- _("Streaming / Transcoding failed"),
- "%s", _("VLC could not open the encoder.") );
- free( p_sys );
- return VLC_EGENERIC;
+ msg_Warn( p_enc,
+ "MPEG audio doesn't support bitrate=%d, using %d",
+ fmt->i_bitrate,
+ mpa_bitrate_tab[i_frequency / 3][i] * 1000 );
+ fmt->i_bitrate = mpa_bitrate_tab[i_frequency / 3][i] * 1000;
+ p_context->bit_rate = fmt->i_bitrate;
}
}
- else
- {
- msg_Err( p_enc, "cannot open encoder" );
- dialog_Fatal( p_enc, _("Streaming / Transcoding failed"),
- "%s", _("VLC could not open the encoder.") );
- free( p_sys );
- return VLC_EGENERIC;
- }
+
+ p_context->codec = NULL;
+ vlc_avcodec_lock();
+ ret = avcodec_open2( p_context, p_codec, options ? &options : NULL );
+ vlc_avcodec_unlock();
+ if( ret )
+ goto errmsg;
}
- if( i_codec_id == CODEC_ID_FLAC )
+ av_dict_free(&options);
+
+ if( i_codec_id == AV_CODEC_ID_FLAC )
{
p_enc->fmt_out.i_extra = 4 + 1 + 3 + p_context->extradata_size;
p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
if( p_enc->fmt_in.i_cat == AUDIO_ES )
{
- GetVlcAudioFormat( &p_enc->fmt_in.i_codec,
- &p_enc->fmt_in.audio.i_bitspersample,
- p_sys->p_context->sample_fmt );
- p_sys->i_sample_bytes = (p_enc->fmt_in.audio.i_bitspersample / 8) *
- p_context->channels;
+ p_enc->fmt_in.i_codec = GetVlcAudioFormat( p_sys->p_context->sample_fmt );
+ p_enc->fmt_in.audio.i_bitspersample = aout_BitsPerSample( p_enc->fmt_in.i_codec );
+
+ p_sys->i_sample_bytes = (p_enc->fmt_in.audio.i_bitspersample / 8);
p_sys->i_frame_size = p_context->frame_size > 1 ?
p_context->frame_size :
- RAW_AUDIO_FRAME_SIZE;
- p_sys->p_buffer = malloc( p_sys->i_frame_size * p_sys->i_sample_bytes );
- if ( p_sys->p_buffer == NULL )
+ FF_MIN_BUFFER_SIZE;
+ p_sys->i_buffer_out = av_samples_get_buffer_size(NULL,
+ p_sys->p_context->channels, p_sys->i_frame_size,
+ p_sys->p_context->sample_fmt, DEFAULT_ALIGN);
+ p_sys->p_buffer = av_malloc( p_sys->i_buffer_out );
+ if ( unlikely( p_sys->p_buffer == NULL ) )
{
goto error;
}
+ p_enc->fmt_out.audio.i_frame_length = p_context->frame_size;
p_enc->fmt_out.audio.i_blockalign = p_context->block_align;
- p_enc->fmt_out.audio.i_bitspersample = aout_BitsPerSample( vlc_fourcc_GetCodec( AUDIO_ES, p_enc->fmt_out.i_codec ) );
+ p_enc->fmt_out.audio.i_bitspersample = aout_BitsPerSample( p_enc->fmt_out.i_codec );
+ //b_variable tells if we can feed any size frames to encoder
+ p_sys->b_variable = p_context->frame_size ? false : true;
- if( p_context->frame_size > 1 )
- p_sys->i_buffer_out = 8 * AVCODEC_MAX_AUDIO_FRAME_SIZE;
- else
- p_sys->i_buffer_out = p_sys->i_frame_size * p_sys->i_sample_bytes;
+
+ if( p_sys->b_planar )
+ {
+ p_sys->p_interleave_buf = av_malloc( p_sys->i_buffer_out );
+ if( unlikely( p_sys->p_interleave_buf == NULL ) )
+ goto error;
+ }
}
+ p_sys->frame = avcodec_alloc_frame();
+ if( !p_sys->frame )
+ {
+ goto error;
+ }
msg_Dbg( p_enc, "found encoder %s", psz_namecodec );
+ p_enc->pf_encode_video = EncodeVideo;
+ p_enc->pf_encode_audio = EncodeAudio;
+
+
return VLC_SUCCESS;
error:
free( p_enc->fmt_out.p_extra );
- free( p_sys->p_buffer );
+ av_free( p_sys->p_buffer );
+ av_free( p_sys->p_interleave_buf );
+ avcodec_free_context( &p_context );
free( p_sys );
return VLC_ENOMEM;
}
+typedef struct
+{
+ block_t self;
+ AVPacket packet;
+} vlc_av_packet_t;
+
+static void vlc_av_packet_Release(block_t *block)
+{
+ vlc_av_packet_t *b = (void *) block;
+
+ av_free_packet(&b->packet);
+ free(b);
+}
+
+static block_t *vlc_av_packet_Wrap(AVPacket *packet, mtime_t i_length)
+{
+ vlc_av_packet_t *b = malloc( sizeof( *b ) );
+ if( unlikely(b == NULL) )
+ return NULL;
+
+ block_t *p_block = &b->self;
+
+ block_Init( p_block, packet->data, packet->size );
+ p_block->i_nb_samples = 0;
+ p_block->pf_release = vlc_av_packet_Release;
+ b->packet = *packet;
+
+ p_block->i_length = i_length;
+ p_block->i_pts = packet->pts;
+ p_block->i_dts = packet->dts;
+ if( unlikely( packet->flags & AV_PKT_FLAG_CORRUPT ) )
+ p_block->i_flags |= BLOCK_FLAG_CORRUPTED;
+
+ return p_block;
+}
+
/****************************************************************************
* EncodeVideo: the whole thing
****************************************************************************/
static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pict )
{
encoder_sys_t *p_sys = p_enc->p_sys;
- int i_out, i_plane;
-
- /* Initialize the video output buffer the first time.
- * This is done here instead of OpenEncoder() because we need the actual
- * bits_per_pixel value, without having to assume anything.
- */
- const int bytesPerPixel = p_enc->fmt_out.video.i_bits_per_pixel ?
- p_enc->fmt_out.video.i_bits_per_pixel / 8 : 3;
- const int blocksize = __MAX( FF_MIN_BUFFER_SIZE,bytesPerPixel * p_sys->p_context->height * p_sys->p_context->width + 200 );
- block_t *p_block = block_New( p_enc, blocksize );
+ int i_plane;
+ AVFrame *frame = NULL;
if( likely(p_pict) ) {
- AVFrame *frame;
- frame = avcodec_alloc_frame();
+ frame = p_sys->frame;
+ avcodec_get_frame_defaults( frame );
for( i_plane = 0; i_plane < p_pict->i_planes; i_plane++ )
{
- frame->data[i_plane] = p_pict->p[i_plane].p_pixels;
- frame->linesize[i_plane] = p_pict->p[i_plane].i_pitch;
+ p_sys->frame->data[i_plane] = p_pict->p[i_plane].p_pixels;
+ p_sys->frame->linesize[i_plane] = p_pict->p[i_plane].i_pitch;
}
/* Let libavcodec select the frame type */
frame->interlaced_frame = !p_pict->b_progressive;
frame->top_field_first = !!p_pict->b_top_field_first;
- /* Set the pts of the frame being encoded (segfaults with mpeg4!)*/
- if( p_enc->fmt_out.i_codec != VLC_CODEC_MP4V )
+ /* Set the pts of the frame being encoded */
+ frame->pts = (p_pict->date == VLC_TS_INVALID) ? AV_NOPTS_VALUE : p_pict->date;
+
+ if ( p_sys->b_hurry_up && frame->pts != AV_NOPTS_VALUE )
{
- frame->pts = p_pict->date ? p_pict->date : (int64_t)AV_NOPTS_VALUE;
+ mtime_t current_date = mdate();
- if ( p_sys->b_hurry_up && frame->pts != (int64_t)AV_NOPTS_VALUE )
+ if ( current_date + HURRY_UP_GUARD3 > frame->pts )
{
- mtime_t current_date = mdate();
+ p_sys->p_context->mb_decision = FF_MB_DECISION_SIMPLE;
+ p_sys->p_context->trellis = 0;
+ msg_Dbg( p_enc, "hurry up mode 3" );
+ }
+ else
+ {
+ p_sys->p_context->mb_decision = p_sys->i_hq;
- if ( current_date + HURRY_UP_GUARD3 > frame->pts )
+ if ( current_date + HURRY_UP_GUARD2 > frame->pts )
{
- p_sys->p_context->mb_decision = FF_MB_DECISION_SIMPLE;
p_sys->p_context->trellis = 0;
- msg_Dbg( p_enc, "hurry up mode 3" );
+ p_sys->p_context->noise_reduction = p_sys->i_noise_reduction
+ + (HURRY_UP_GUARD2 + current_date - frame->pts) / 500;
+ msg_Dbg( p_enc, "hurry up mode 2" );
}
else
{
- p_sys->p_context->mb_decision = p_sys->i_hq;
-
- if ( current_date + HURRY_UP_GUARD2 > frame->pts )
- {
- p_sys->p_context->trellis = 0;
- p_sys->p_context->noise_reduction = p_sys->i_noise_reduction
- + (HURRY_UP_GUARD2 + current_date - frame->pts) / 500;
- msg_Dbg( p_enc, "hurry up mode 2" );
- }
- else
- {
- p_sys->p_context->trellis = p_sys->b_trellis;
-
- p_sys->p_context->noise_reduction =
- p_sys->i_noise_reduction;
- }
- }
+ p_sys->p_context->trellis = p_sys->b_trellis;
- if ( current_date + HURRY_UP_GUARD1 > frame->pts )
- {
- frame->pict_type = AV_PICTURE_TYPE_P;
- /* msg_Dbg( p_enc, "hurry up mode 1 %lld", current_date + HURRY_UP_GUARD1 - frame.pts ); */
+ p_sys->p_context->noise_reduction =
+ p_sys->i_noise_reduction;
}
}
- }
- else
- {
- frame->pts = (int64_t)AV_NOPTS_VALUE;
+
+ if ( current_date + HURRY_UP_GUARD1 > frame->pts )
+ {
+ frame->pict_type = AV_PICTURE_TYPE_P;
+ /* msg_Dbg( p_enc, "hurry up mode 1 %lld", current_date + HURRY_UP_GUARD1 - frame.pts ); */
+ }
}
- if ( frame->pts != (int64_t)AV_NOPTS_VALUE && frame->pts != 0 )
+ if ( ( frame->pts != AV_NOPTS_VALUE ) && ( frame->pts != VLC_TS_INVALID ) )
{
if ( p_sys->i_last_pts == frame->pts )
{
- msg_Warn( p_enc, "almost fed libavcodec with two frames with the "
- "same PTS (%"PRId64 ")", frame->pts );
- avcodec_free_frame( &frame );
+ msg_Warn( p_enc, "almost fed libavcodec with two frames with "
+ "the same PTS (%"PRId64 ")", frame->pts );
return NULL;
}
else if ( p_sys->i_last_pts > frame->pts )
msg_Warn( p_enc, "almost fed libavcodec with a frame in the "
"past (current: %"PRId64 ", last: %"PRId64")",
frame->pts, p_sys->i_last_pts );
- avcodec_free_frame( &frame );
return NULL;
}
else
- {
p_sys->i_last_pts = frame->pts;
- }
}
frame->quality = p_sys->i_quality;
-
- i_out = avcodec_encode_video( p_sys->p_context, p_block->p_buffer,
- p_block->i_buffer, frame );
- avcodec_free_frame( &frame );
- }
- else
- {
- i_out = avcodec_encode_video( p_sys->p_context, p_block->p_buffer,
- p_block->i_buffer, NULL);
}
- if( i_out <= 0 )
- {
- block_Release( p_block );
- return NULL;
- }
+ AVPacket av_pkt;
+ av_pkt.data = NULL;
+ av_pkt.size = 0;
+ int is_data;
- p_block->i_buffer = i_out;
+ av_init_packet( &av_pkt );
- /* FIXME, 3-2 pulldown is not handled correctly */
- p_block->i_length = INT64_C(1000000) *
- p_enc->fmt_in.video.i_frame_rate_base /
- p_enc->fmt_in.video.i_frame_rate;
-
- if( !p_sys->p_context->max_b_frames || !p_sys->p_context->delay )
+ if( avcodec_encode_video2( p_sys->p_context, &av_pkt, frame, &is_data ) < 0
+ || is_data == 0 )
{
- /* No delay -> output pts == input pts */
- if( p_pict )
- p_block->i_dts = p_pict->date;
- p_block->i_pts = p_block->i_dts;
+ return NULL;
}
- else if( p_sys->p_context->coded_frame->pts != (int64_t)AV_NOPTS_VALUE &&
- p_sys->p_context->coded_frame->pts != 0 &&
- p_sys->i_buggy_pts_detect != p_sys->p_context->coded_frame->pts )
- {
- p_sys->i_buggy_pts_detect = p_sys->p_context->coded_frame->pts;
- p_block->i_pts = p_sys->p_context->coded_frame->pts;
- if( p_sys->p_context->coded_frame->pict_type != AV_PICTURE_TYPE_I &&
- p_sys->p_context->coded_frame->pict_type != AV_PICTURE_TYPE_P )
- {
- p_block->i_dts = p_block->i_pts;
- }
- else
- {
- if( p_sys->i_last_ref_pts )
- {
- p_block->i_dts = p_sys->i_last_ref_pts;
- }
- else
- {
- /* Let's put something sensible */
- p_block->i_dts = p_block->i_pts;
- }
-
- p_sys->i_last_ref_pts = p_block->i_pts;
- }
- }
- else if( p_pict )
+ block_t *p_block = vlc_av_packet_Wrap( &av_pkt,
+ av_pkt.duration / p_sys->p_context->time_base.den );
+ if( unlikely(p_block == NULL) )
{
- /* Buggy libavcodec which doesn't update coded_frame->pts
- * correctly */
- p_block->i_dts = p_block->i_pts = p_pict->date;
+ av_free_packet( &av_pkt );
+ return NULL;
}
switch ( p_sys->p_context->coded_frame->pict_type )
{
case AV_PICTURE_TYPE_I:
+ case AV_PICTURE_TYPE_SI:
p_block->i_flags |= BLOCK_FLAG_TYPE_I;
break;
case AV_PICTURE_TYPE_P:
+ case AV_PICTURE_TYPE_SP:
p_block->i_flags |= BLOCK_FLAG_TYPE_P;
break;
case AV_PICTURE_TYPE_B:
+ case AV_PICTURE_TYPE_BI:
p_block->i_flags |= BLOCK_FLAG_TYPE_B;
break;
+ default:
+ p_block->i_flags |= BLOCK_FLAG_TYPE_PB;
+ }
+
+ return p_block;
+}
+
+static block_t *encode_audio_buffer( encoder_t *p_enc, encoder_sys_t *p_sys, AVFrame *frame )
+{
+ int got_packet, i_out;
+ got_packet=i_out=0;
+ AVPacket packet = {0};
+ block_t *p_block = block_Alloc( p_sys->i_buffer_out );
+ av_init_packet( &packet );
+ packet.data = p_block->p_buffer;
+ packet.size = p_block->i_buffer;
+
+ i_out = avcodec_encode_audio2( p_sys->p_context, &packet, frame, &got_packet );
+ if( unlikely( !got_packet || ( i_out < 0 ) ) )
+ {
+ if( i_out < 0 )
+ {
+ msg_Err( p_enc,"Encoding problem..");
+ }
+ block_Release( p_block );
+ return NULL;
+ }
+ p_block->i_buffer = packet.size;
+
+ p_block->i_length = (mtime_t)CLOCK_FREQ *
+ (mtime_t)p_sys->i_frame_size /
+ (mtime_t)p_sys->p_context->sample_rate;
+
+ if( likely( packet.pts != AV_NOPTS_VALUE ) )
+ p_block->i_dts = p_block->i_pts = packet.pts;
+ else
+ p_block->i_dts = p_block->i_pts = VLC_TS_INVALID;
+ return p_block;
+}
+
+static block_t *handle_delay_buffer( encoder_t *p_enc, encoder_sys_t *p_sys, int buffer_delay, block_t *p_aout_buf, int leftover_samples )
+{
+ block_t *p_block = NULL;
+ //How much we need to copy from new packet
+ const int leftover = leftover_samples * p_sys->p_context->channels * p_sys->i_sample_bytes;
+
+ avcodec_get_frame_defaults( p_sys->frame );
+ p_sys->frame->format = p_sys->p_context->sample_fmt;
+ p_sys->frame->nb_samples = leftover_samples + p_sys->i_samples_delay;
+
+
+ p_sys->frame->pts = date_Get( &p_sys->buffer_date );
+
+ if( likely( p_sys->frame->pts != AV_NOPTS_VALUE) )
+ date_Increment( &p_sys->buffer_date, p_sys->frame->nb_samples );
+
+ if( likely( p_aout_buf ) )
+ {
+
+ p_aout_buf->i_nb_samples -= leftover_samples;
+ memcpy( p_sys->p_buffer+buffer_delay, p_aout_buf->p_buffer, leftover );
+
+ // We need to deinterleave from p_aout_buf to p_buffer the leftover bytes
+ if( p_sys->b_planar )
+ aout_Deinterleave( p_sys->p_interleave_buf, p_sys->p_buffer,
+ p_sys->i_frame_size, p_sys->p_context->channels, p_enc->fmt_in.i_codec );
+ else
+ memcpy( p_sys->p_buffer + buffer_delay, p_aout_buf->p_buffer, leftover);
+
+ p_aout_buf->p_buffer += leftover;
+ p_aout_buf->i_buffer -= leftover;
+ if( likely( p_sys->frame->pts != AV_NOPTS_VALUE) )
+ p_aout_buf->i_pts = date_Get( &p_sys->buffer_date );
+ }
+ if(unlikely( ( (leftover + buffer_delay) < p_sys->i_buffer_out ) &&
+ !(p_sys->p_codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME )))
+ {
+ msg_Dbg( p_enc, "No small last frame support, padding");
+ size_t padding_size = p_sys->i_buffer_out - (leftover+buffer_delay);
+ memset( p_sys->p_buffer + (leftover+buffer_delay), 0, padding_size );
+ buffer_delay += padding_size;
+ }
+ if( avcodec_fill_audio_frame( p_sys->frame, p_sys->p_context->channels,
+ p_sys->p_context->sample_fmt, p_sys->b_planar ? p_sys->p_interleave_buf : p_sys->p_buffer,
+ p_sys->i_buffer_out,
+ DEFAULT_ALIGN) < 0 )
+ {
+ msg_Err( p_enc, "filling error on fillup" );
+ p_sys->frame->nb_samples = 0;
}
+
+ p_sys->i_samples_delay = 0;
+
+ p_block = encode_audio_buffer( p_enc, p_sys, p_sys->frame );
+
return p_block;
}
encoder_sys_t *p_sys = p_enc->p_sys;
block_t *p_block, *p_chain = NULL;
+ size_t buffer_delay = 0, i_samples_left = 0;
- /*FIXME: change to use avcodec_encode_audio2 to be able to flush*/
- if( unlikely( !p_aout_buf ) ) return NULL;
- uint8_t *p_buffer = p_aout_buf->p_buffer;
- int i_samples = p_aout_buf->i_nb_samples;
- int i_samples_delay = p_sys->i_samples_delay;
+ //i_bytes_left is amount of bytes we get
+ i_samples_left = p_aout_buf ? p_aout_buf->i_nb_samples : 0;
+ buffer_delay = p_sys->i_samples_delay * p_sys->i_sample_bytes * p_sys->p_context->channels;
- p_sys->i_pts = p_aout_buf->i_pts -
- (mtime_t)1000000 * (mtime_t)p_sys->i_samples_delay /
- (mtime_t)p_enc->fmt_in.audio.i_rate;
+ //p_sys->i_buffer_out = p_sys->i_frame_size * chan * p_sys->i_sample_bytes
+ //Calculate how many bytes we would need from current buffer to fill frame
+ size_t leftover_samples = __MAX(0,__MIN((ssize_t)i_samples_left, (ssize_t)(p_sys->i_frame_size - p_sys->i_samples_delay)));
+
+ if( p_aout_buf && ( p_aout_buf->i_pts > VLC_TS_INVALID ) )
+ {
+ date_Set( &p_sys->buffer_date, p_aout_buf->i_pts );
+ /* take back amount we have leftover from previous buffer*/
+ if( p_sys->i_samples_delay > 0 )
+ date_Decrement( &p_sys->buffer_date, p_sys->i_samples_delay );
+ }
+ /* Handle reordering here so we have p_sys->p_buffer always in correct
+ * order already */
+ if( p_aout_buf && p_sys->i_channels_to_reorder > 0 )
+ {
+ aout_ChannelReorder( p_aout_buf->p_buffer, p_aout_buf->i_buffer,
+ p_sys->i_channels_to_reorder, p_sys->pi_reorder_layout,
+ p_enc->fmt_in.i_codec );
+ }
- p_sys->i_samples_delay += i_samples;
+ // Check if we have enough samples in delay_buffer and current p_aout_buf to fill frame
+ // Or if we are cleaning up
+ if( ( buffer_delay > 0 ) &&
+ ( ( p_aout_buf && ( leftover_samples <= p_aout_buf->i_nb_samples ) &&
+ ( (leftover_samples + p_sys->i_samples_delay ) >= p_sys->i_frame_size )
+ ) ||
+ ( !p_aout_buf )
+ )
+ )
+ {
+ p_chain = handle_delay_buffer( p_enc, p_sys, buffer_delay, p_aout_buf, leftover_samples );
+ buffer_delay = 0;
+ if( unlikely( !p_chain ) )
+ return NULL;
+ }
- while( p_sys->i_samples_delay >= p_sys->i_frame_size )
+ if( unlikely( !p_aout_buf ) )
{
- void *p_samples;
- int i_out;
- p_block = block_New( p_enc, p_sys->i_buffer_out );
+ msg_Dbg(p_enc,"Flushing..");
+ do {
+ p_block = encode_audio_buffer( p_enc, p_sys, NULL );
+ if( likely( p_block ) )
+ {
+ block_ChainAppend( &p_chain, p_block );
+ }
+ } while( p_block );
+ return p_chain;
+ }
- if( i_samples_delay )
+
+ while( ( p_aout_buf->i_nb_samples >= p_sys->i_frame_size ) ||
+ ( p_sys->b_variable && p_aout_buf->i_nb_samples ) )
+ {
+ avcodec_get_frame_defaults( p_sys->frame );
+ if( p_sys->b_variable )
+ p_sys->frame->nb_samples = p_aout_buf->i_nb_samples;
+ else
+ p_sys->frame->nb_samples = p_sys->i_frame_size;
+ p_sys->frame->format = p_sys->p_context->sample_fmt;
+ p_sys->frame->pts = date_Get( &p_sys->buffer_date );
+
+ const int in_bytes = p_sys->frame->nb_samples *
+ p_sys->p_context->channels * p_sys->i_sample_bytes;
+
+ if( p_sys->b_planar )
{
- /* Take care of the left-over from last time */
- int i_delay_size = i_samples_delay;
- int i_size = (p_sys->i_frame_size - i_delay_size) *
- p_sys->i_sample_bytes;
-
- memcpy( p_sys->p_buffer + i_delay_size * p_sys->i_sample_bytes,
- p_buffer, i_size );
- p_buffer -= i_delay_size * p_sys->i_sample_bytes;
- i_samples += i_samples_delay;
- i_samples_delay = 0;
-
- p_samples = p_sys->p_buffer;
+ aout_Deinterleave( p_sys->p_buffer, p_aout_buf->p_buffer,
+ p_sys->frame->nb_samples, p_sys->p_context->channels, p_enc->fmt_in.i_codec );
+
}
else
{
- p_samples = p_buffer;
+ memcpy(p_sys->p_buffer, p_aout_buf->p_buffer, in_bytes);
}
- i_out = avcodec_encode_audio( p_sys->p_context, p_block->p_buffer,
- p_block->i_buffer, p_samples );
-
-#if 0
- msg_Warn( p_enc, "avcodec_encode_audio: %d", i_out );
-#endif
- p_buffer += p_sys->i_frame_size * p_sys->i_sample_bytes;
- p_sys->i_samples_delay -= p_sys->i_frame_size;
- i_samples -= p_sys->i_frame_size;
-
- if( i_out <= 0 )
+ if( avcodec_fill_audio_frame( p_sys->frame, p_sys->p_context->channels,
+ p_sys->p_context->sample_fmt,
+ p_sys->p_buffer,
+ p_sys->i_buffer_out,
+ DEFAULT_ALIGN) < 0 )
{
- block_Release( p_block );
- continue;
+ msg_Err( p_enc, "filling error on encode" );
+ p_sys->frame->nb_samples = 0;
}
- p_block->i_buffer = i_out;
-
- p_block->i_length = (mtime_t)1000000 *
- (mtime_t)p_sys->i_frame_size /
- (mtime_t)p_sys->p_context->sample_rate;
+ p_aout_buf->p_buffer += in_bytes;
+ p_aout_buf->i_buffer -= in_bytes;
+ p_aout_buf->i_nb_samples -= p_sys->frame->nb_samples;
+ if( likely( p_sys->frame->pts != AV_NOPTS_VALUE) )
+ date_Increment( &p_sys->buffer_date, p_sys->frame->nb_samples );
- p_block->i_dts = p_block->i_pts = p_sys->i_pts;
-
- /* Update pts */
- p_sys->i_pts += p_block->i_length;
- block_ChainAppend( &p_chain, p_block );
+ p_block = encode_audio_buffer( p_enc, p_sys, p_sys->frame );
+ if( likely( p_block ) )
+ block_ChainAppend( &p_chain, p_block );
}
- /* Backup the remaining raw samples */
- if( i_samples )
+ // We have leftover samples that don't fill frame_size, and libavcodec doesn't seem to like
+ // that frame has more data than p_sys->i_frame_size most of the cases currently.
+ if( p_aout_buf->i_nb_samples > 0 )
{
- memcpy( &p_sys->p_buffer[i_samples_delay * p_sys->i_sample_bytes],
- p_buffer,
- i_samples * p_sys->i_sample_bytes );
+ memcpy( p_sys->p_buffer + buffer_delay, p_aout_buf->p_buffer,
+ p_aout_buf->i_nb_samples * p_sys->i_sample_bytes * p_sys->p_context->channels);
+ p_sys->i_samples_delay += p_aout_buf->i_nb_samples;
}
return p_chain;
encoder_t *p_enc = (encoder_t *)p_this;
encoder_sys_t *p_sys = p_enc->p_sys;
+#if (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(54, 28, 0))
+ avcodec_free_frame( &p_sys->frame );
+#else
+ av_free( p_sys->frame );
+ p_sys->frame = NULL;
+#endif
+
vlc_avcodec_lock();
avcodec_close( p_sys->p_context );
vlc_avcodec_unlock();
- av_free( p_sys->p_context );
+ avcodec_free_context( &p_sys->p_context );
+
- free( p_sys->p_buffer );
+ av_free( p_sys->p_interleave_buf );
+ av_free( p_sys->p_buffer );
free( p_sys );
}
projects / vlc / blobdiff