#include <vlc_codec.h>
#include <vlc_dialog.h>
#include <vlc_avcodec.h>
+#include <vlc_cpu.h>
/* ffmpeg header */
#define HAVE_MMX 1
#define MAX_FRAME_DELAY (FF_MAX_B_FRAMES + 2)
+#define RAW_AUDIO_FRAME_SIZE (2048)
+
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static block_t *EncodeAudio( encoder_t *, aout_buffer_t * );
struct thread_context_t;
-static void* FfmpegThread( vlc_object_t *p_this );
-static int FfmpegExecute( AVCodecContext *s,
- int (*pf_func)(AVCodecContext *c2, void *arg2),
- void *arg, int *ret, int count, int );
/*****************************************************************************
* thread_context_t : for multithreaded encoding
/*
* Audio properties
*/
+ int i_sample_bytes;
int i_frame_size;
int i_samples_delay;
mtime_t i_pts;
int i_quality; /* for VBR */
float f_lumi_masking, f_dark_masking, f_p_masking, f_border_masking;
int i_luma_elim, i_chroma_elim;
-#if LIBAVCODEC_VERSION_INT >= ((51<<16)+(40<<8)+4)
int i_aac_profile; /* AAC profile to use.*/
-#endif
/* Used to work around stupid timestamping behaviour in libavcodec */
uint64_t i_framenum;
mtime_t pi_delay_pts[MAX_FRAME_DELAY];
static const char *const ppsz_enc_options[] = {
"keyint", "bframes", "vt", "qmin", "qmax", "hq",
"rc-buffer-size", "rc-buffer-aggressivity", "pre-me", "hurry-up",
- "interlace", "i-quant-factor", "noise-reduction", "mpeg4-matrix",
+ "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",
-#if LIBAVCODEC_VERSION_INT >= ((51<<16)+(40<<8)+4)
"aac-profile",
-#endif
NULL
};
int OpenEncoder( vlc_object_t *p_this )
{
encoder_t *p_enc = (encoder_t *)p_this;
- encoder_sys_t *p_sys = p_enc->p_sys;
+ encoder_sys_t *p_sys;
AVCodecContext *p_context;
AVCodec *p_codec;
int i_codec_id, i_cat;
const char *psz_namecodec;
- vlc_value_t val;
+ float f_val;
+ char *psz_val;
+ int i_val;
if( !GetFfmpegCodec( p_enc->fmt_out.i_codec, &i_cat, &i_codec_id,
&psz_namecodec ) )
return VLC_EGENERIC;
}
+ if( p_enc->fmt_out.i_cat == SPU_ES )
+ {
+ /* We don't support subtitle encoding */
+ return VLC_EGENERIC;
+ }
+
/* Initialization must be done before avcodec_find_encoder() */
InitLibavcodec( p_this );
p_sys->i_buffer_out = 0;
p_sys->p_context = p_context = avcodec_alloc_context();
- p_context->debug = config_GetInt( p_enc, "ffmpeg-debug" );
+ p_sys->p_context->codec_id = p_sys->p_codec->id;
+ p_context->debug = var_InheritInteger( p_enc, "ffmpeg-debug" );
p_context->opaque = (void *)p_this;
/* Set CPU capabilities */
config_ChainParse( p_enc, ENC_CFG_PREFIX, ppsz_enc_options, p_enc->p_cfg );
- var_Get( p_enc, ENC_CFG_PREFIX "keyint", &val );
- p_sys->i_key_int = val.i_int;
-
- var_Get( p_enc, ENC_CFG_PREFIX "bframes", &val );
- p_sys->i_b_frames = val.i_int;
+ 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_interlace = var_GetBool( p_enc, ENC_CFG_PREFIX "interlace" );
+ p_sys->b_interlace_me = var_GetBool( p_enc, ENC_CFG_PREFIX "interlace-me" );
+ p_sys->b_pre_me = var_GetBool( p_enc, ENC_CFG_PREFIX "pre-me" );
+ p_sys->b_hurry_up = var_GetBool( p_enc, ENC_CFG_PREFIX "hurry-up" );
- var_Get( p_enc, ENC_CFG_PREFIX "vt", &val );
- p_sys->i_vtolerance = val.i_int * 1000;
-
- var_Get( p_enc, ENC_CFG_PREFIX "interlace", &val );
- p_sys->b_interlace = val.b_bool;
-
- var_Get( p_enc, ENC_CFG_PREFIX "interlace-me", &val );
- p_sys->b_interlace_me = val.b_bool;
-
- var_Get( p_enc, ENC_CFG_PREFIX "pre-me", &val );
- p_sys->b_pre_me = val.b_bool;
-
- var_Get( p_enc, ENC_CFG_PREFIX "hurry-up", &val );
- p_sys->b_hurry_up = val.b_bool;
if( p_sys->b_hurry_up )
{
/* hurry up mode needs noise reduction, even small */
p_sys->i_noise_reduction = 1;
}
- var_Get( p_enc, ENC_CFG_PREFIX "rc-buffer-size", &val );
- p_sys->i_rc_buffer_size = val.i_int;
- var_Get( p_enc, ENC_CFG_PREFIX "rc-buffer-aggressivity", &val );
- p_sys->f_rc_buffer_aggressivity = val.f_float;
+ p_sys->i_rc_buffer_size = var_GetInteger( p_enc, ENC_CFG_PREFIX "rc-buffer-size" );
+ p_sys->f_rc_buffer_aggressivity = var_GetFloat( p_enc, ENC_CFG_PREFIX "rc-buffer-aggressivity" );
+ p_sys->f_i_quant_factor = var_GetFloat( p_enc, ENC_CFG_PREFIX "i-quant-factor" );
+ p_sys->i_noise_reduction = var_GetInteger( p_enc, ENC_CFG_PREFIX "noise-reduction" );
+ p_sys->b_mpeg4_matrix = var_GetBool( p_enc, ENC_CFG_PREFIX "mpeg4-matrix" );
- var_Get( p_enc, ENC_CFG_PREFIX "i-quant-factor", &val );
- p_sys->f_i_quant_factor = val.f_float;
+ 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);
- var_Get( p_enc, ENC_CFG_PREFIX "noise-reduction", &val );
- p_sys->i_noise_reduction = val.i_int;
-
- var_Get( p_enc, ENC_CFG_PREFIX "mpeg4-matrix", &val );
- p_sys->b_mpeg4_matrix = val.b_bool;
-
- var_Get( p_enc, ENC_CFG_PREFIX "qscale", &val );
- if( val.f_float < 0.01 || val.f_float > 255.0 ) val.f_float = 0;
- p_sys->i_quality = (int)(FF_QP2LAMBDA * val.f_float + 0.5);
-
- var_Get( p_enc, ENC_CFG_PREFIX "hq", &val );
+ psz_val = var_GetString( p_enc, ENC_CFG_PREFIX "hq" );
p_sys->i_hq = FF_MB_DECISION_RD;
- if( val.psz_string && *val.psz_string )
+ if( psz_val && *psz_val )
{
- if( !strcmp( val.psz_string, "rd" ) )
+ if( !strcmp( psz_val, "rd" ) )
p_sys->i_hq = FF_MB_DECISION_RD;
- else if( !strcmp( val.psz_string, "bits" ) )
+ else if( !strcmp( psz_val, "bits" ) )
p_sys->i_hq = FF_MB_DECISION_BITS;
- else if( !strcmp( val.psz_string, "simple" ) )
+ else if( !strcmp( psz_val, "simple" ) )
p_sys->i_hq = FF_MB_DECISION_SIMPLE;
else
p_sys->i_hq = FF_MB_DECISION_RD;
}
else
p_sys->i_hq = FF_MB_DECISION_RD;
- free( val.psz_string );
-
- var_Get( p_enc, ENC_CFG_PREFIX "qmin", &val );
- p_sys->i_qmin = val.i_int;
- var_Get( p_enc, ENC_CFG_PREFIX "qmax", &val );
- p_sys->i_qmax = val.i_int;
- var_Get( p_enc, ENC_CFG_PREFIX "trellis", &val );
- p_sys->b_trellis = val.b_bool;
-
- var_Get( p_enc, ENC_CFG_PREFIX "strict", &val );
- if( val.i_int < - 1 || val.i_int > 1 ) val.i_int = 0;
- p_context->strict_std_compliance = val.i_int;
-
- var_Get( p_enc, ENC_CFG_PREFIX "lumi-masking", &val );
- p_sys->f_lumi_masking = val.f_float;
- var_Get( p_enc, ENC_CFG_PREFIX "dark-masking", &val );
- p_sys->f_dark_masking = val.f_float;
- var_Get( p_enc, ENC_CFG_PREFIX "p-masking", &val );
- p_sys->f_p_masking = val.f_float;
- var_Get( p_enc, ENC_CFG_PREFIX "border-masking", &val );
- p_sys->f_border_masking = val.f_float;
- var_Get( p_enc, ENC_CFG_PREFIX "luma-elim-threshold", &val );
- p_sys->i_luma_elim = val.i_int;
- var_Get( p_enc, ENC_CFG_PREFIX "chroma-elim-threshold", &val );
- p_sys->i_chroma_elim = val.i_int;
-
-#if LIBAVCODEC_VERSION_INT >= ((51<<16)+(40<<8)+4)
- var_Get( p_enc, ENC_CFG_PREFIX "aac-profile", &val );
+ free( psz_val );
+
+ p_sys->i_qmin = var_GetInteger( p_enc, ENC_CFG_PREFIX "qmin" );
+ p_sys->i_qmax = var_GetInteger( p_enc, ENC_CFG_PREFIX "qmax" );
+ p_sys->b_trellis = var_GetBool( p_enc, ENC_CFG_PREFIX "trellis" );
+
+ i_val = var_GetInteger( p_enc, ENC_CFG_PREFIX "strict" );
+ if( i_val < - 1 || i_val > 1 ) i_val = 0;
+ p_context->strict_std_compliance = i_val;
+
+ p_sys->f_lumi_masking = var_GetFloat( p_enc, ENC_CFG_PREFIX "lumi-masking" );
+ 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" );
+ 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" );
+
+ psz_val = var_GetString( p_enc, ENC_CFG_PREFIX "aac-profile" );
/* ffmpeg uses faac encoder atm, and it has issues with
* other than low-complexity profile, so default to that */
p_sys->i_aac_profile = FF_PROFILE_AAC_LOW;
- if( val.psz_string && *val.psz_string )
+ if( psz_val && *psz_val )
{
- if( !strncmp( val.psz_string, "main", 4 ) )
+ if( !strncmp( psz_val, "main", 4 ) )
p_sys->i_aac_profile = FF_PROFILE_AAC_MAIN;
- else if( !strncmp( val.psz_string, "low", 3 ) )
+ 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( val.psz_string, "ssr", 3 ) )
+ else if( !strncmp( psz_val, "ssr", 3 ) )
p_sys->i_aac_profile = FF_PROFILE_AAC_SSR;
#endif
- else if( !strncmp( val.psz_string, "ltp", 3 ) )
+ else if( !strncmp( psz_val, "ltp", 3 ) )
p_sys->i_aac_profile = FF_PROFILE_AAC_LTP;
else
{
p_sys->i_aac_profile = FF_PROFILE_AAC_LOW;
}
}
- free( val.psz_string );
-#endif
+ free( psz_val );
if( p_enc->fmt_in.i_cat == VIDEO_ES )
{
- int i_aspect_num, i_aspect_den;
-
if( !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_width,
return VLC_EGENERIC;
}
+ p_context->codec_type = CODEC_TYPE_VIDEO;
+
p_context->width = p_enc->fmt_in.video.i_width;
p_context->height = p_enc->fmt_in.video.i_height;
p_enc->fmt_out.i_codec == VLC_CODEC_MP1V ) )
p_context->flags |= CODEC_FLAG_LOW_DELAY;
- av_reduce( &i_aspect_num, &i_aspect_den,
- p_enc->fmt_in.video.i_aspect,
- VOUT_ASPECT_FACTOR, 1 << 30 /* something big */ );
av_reduce( &p_context->sample_aspect_ratio.num,
&p_context->sample_aspect_ratio.den,
- i_aspect_num * (int64_t)p_context->height,
- i_aspect_den * (int64_t)p_context->width, 1 << 30 );
+ p_enc->fmt_in.video.i_sar_num,
+ p_enc->fmt_in.video.i_sar_den, 1 << 30 );
+
+ p_sys->i_buffer_out = p_context->height * p_context->width
+ * 3 /* Assume 24bpp maximum */
+ + 200; /* some room for potential headers (such as BMP) */
- p_sys->i_buffer_out = p_context->height * p_context->width * 3;
if( p_sys->i_buffer_out < FF_MIN_BUFFER_SIZE )
p_sys->i_buffer_out = FF_MIN_BUFFER_SIZE;
p_sys->p_buffer_out = malloc( p_sys->i_buffer_out );
}
}
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- if ( p_sys->b_trellis )
- p_context->flags |= CODEC_FLAG_TRELLIS_QUANT;
-#else
p_context->trellis = p_sys->b_trellis;
-#endif
if ( p_sys->i_qmin > 0 && p_sys->i_qmin == p_sys->i_qmax )
p_context->flags |= CODEC_FLAG_QSCALE;
+ /* These codecs cause libavcodec to exit if thread_count is > 1.
+ See libavcodec/mpegvideo_enc.c:MPV_encode_init
+ */
+ 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_RV10 ||
+ i_codec_id == CODEC_ID_RV20 ||
+ i_codec_id == CODEC_ID_SVQ3 )
+ p_enc->i_threads = 1;
if ( p_enc->i_threads >= 1 )
- p_context->thread_count = p_enc->i_threads;
+ avcodec_thread_init( p_context, p_enc->i_threads );
+ else
+ avcodec_thread_init( p_context, vlc_GetCPUCount() );
if( p_sys->i_vtolerance > 0 )
p_context->bit_rate_tolerance = p_sys->i_vtolerance;
if( i_codec_id == CODEC_ID_MP3 && p_enc->fmt_in.audio.i_channels > 2 )
p_enc->fmt_in.audio.i_channels = 2;
+ p_context->codec_type = CODEC_TYPE_AUDIO;
+ p_context->sample_fmt = p_codec->sample_fmts ?
+ p_codec->sample_fmts[0] :
+ SAMPLE_FMT_S16;
p_enc->fmt_in.i_codec = VLC_CODEC_S16N;
p_context->sample_rate = p_enc->fmt_out.audio.i_rate;
p_context->channels = p_enc->fmt_out.audio.i_channels;
/* XXX: FAAC does resample only when setting the INPUT samplerate
* to the desired value (-R option of the faac frontend)
p_enc->fmt_in.audio.i_rate = p_context->sample_rate;*/
-#if LIBAVCODEC_VERSION_INT >= ((51<<16)+(40<<8)+4)
/* vlc should default to low-complexity profile, faac encoder
* has bug and aac audio has issues otherwise atm */
p_context->profile = p_sys->i_aac_profile;
-#endif
}
}
/* Misc parameters */
p_context->bit_rate = p_enc->fmt_out.i_bitrate;
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT( 52, 68, 2 )
+ /* Set reasonable defaults to VP8, based on
+ libvpx-720p preset from libvpx ffmpeg-patch */
+ if( i_codec_id == CODEC_ID_VP8 )
+ {
+ p_context->bit_rate_tolerance = __MAX(2 * p_enc->fmt_out.i_bitrate, p_sys->i_vtolerance );
+ /* I used Harrison-stetson method here to get there values */
+ p_context->rc_max_rate = 3 * p_enc->fmt_out.i_bitrate;
+ p_context->rc_min_rate = p_enc->fmt_out.i_bitrate / 200;
+
+
+ p_context->lag = 16;
+ p_context->level = 216;
+ p_context->profile = 0;
+ p_context->rc_buffer_aggressivity = 0.95;
+ p_context->token_partitions = 4;
+ p_context->mb_static_threshold = 0;
+ }
+#endif
+
if( i_codec_id == CODEC_ID_RAWVIDEO )
{
/* XXX: hack: Force same codec (will be handled by transcode) */
msg_Err( p_enc, "cannot open encoder" );
dialog_Fatal( p_enc,
_("Streaming / Transcoding failed"),
- _("VLC could not open the encoder.") );
+ "%s", _("VLC could not open the encoder.") );
free( p_sys );
return VLC_EGENERIC;
}
{
msg_Err( p_enc, "cannot open encoder" );
dialog_Fatal( p_enc, _("Streaming / Transcoding failed"),
- _("VLC could not open the encoder.") );
+ "%s", _("VLC could not open the encoder.") );
free( p_sys );
return VLC_EGENERIC;
}
if( p_enc->fmt_out.p_extra )
{
uint8_t *p = p_enc->fmt_out.p_extra;
- p[0] = 0x66;
- p[1] = 0x4C;
- p[2] = 0x61;
- p[3] = 0x43;
- p[4] = 0x00;
+ p[0] = 0x66; /* f */
+ p[1] = 0x4C; /* L */
+ p[2] = 0x61; /* a */
+ p[3] = 0x43; /* C */
+ p[4] = 0x80; /* streaminfo block, last block before audio */
p[5] = ( p_context->extradata_size >> 16 ) & 0xff;
p[6] = ( p_context->extradata_size >> 8 ) & 0xff;
p[7] = ( p_context->extradata_size ) & 0xff;
if( p_enc->fmt_in.i_cat == AUDIO_ES )
{
- p_sys->i_buffer_out = 2 * AVCODEC_MAX_AUDIO_FRAME_SIZE;
- p_sys->p_buffer_out = malloc( p_sys->i_buffer_out );
- p_sys->i_frame_size = p_context->frame_size * 2 * p_context->channels;
- p_sys->p_buffer = malloc( p_sys->i_frame_size );
+ 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_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 );
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 ) );
+
+ 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;
+ p_sys->p_buffer_out = malloc( p_sys->i_buffer_out );
}
msg_Dbg( p_enc, "found encoder %s", psz_namecodec );
return VLC_SUCCESS;
}
-/****************************************************************************
- * Ffmpeg threading system
- ****************************************************************************/
-static void* FfmpegThread( vlc_object_t *p_this )
-{
- struct thread_context_t *p_context = (struct thread_context_t *)p_this;
- int canc = vlc_savecancel ();
- while ( vlc_object_alive (p_context) && !p_context->b_error )
- {
- vlc_mutex_lock( &p_context->lock );
- while ( !p_context->b_work && vlc_object_alive (p_context) && !p_context->b_error )
- {
- vlc_cond_wait( &p_context->cond, &p_context->lock );
- }
- p_context->b_work = 0;
- vlc_mutex_unlock( &p_context->lock );
- if ( !vlc_object_alive (p_context) || p_context->b_error )
- break;
-
- if ( p_context->pf_func )
- {
- p_context->i_ret = p_context->pf_func( p_context->p_context,
- p_context->arg );
- }
-
- vlc_mutex_lock( &p_context->lock );
- p_context->b_done = 1;
- vlc_cond_signal( &p_context->cond );
- vlc_mutex_unlock( &p_context->lock );
- }
-
- vlc_restorecancel (canc);
- return NULL;
-}
-
-static int FfmpegExecute( AVCodecContext *s,
- int (*pf_func)(AVCodecContext *c2, void *arg2),
- void *arg, int *ret, int count, int size )
-{
- struct thread_context_t ** pp_contexts =
- (struct thread_context_t **)s->thread_opaque;
- void **argv = arg;
-
- /* Note, we can be certain that this is not called with the same
- * AVCodecContext by different threads at the same time */
- for ( int i = 0; i < count; i++ )
- {
- vlc_mutex_lock( &pp_contexts[i]->lock );
- pp_contexts[i]->arg = argv[i];
- pp_contexts[i]->pf_func = pf_func;
- pp_contexts[i]->i_ret = 12345;
- pp_contexts[i]->b_work = 1;
- vlc_cond_signal( &pp_contexts[i]->cond );
- vlc_mutex_unlock( &pp_contexts[i]->lock );
- }
- for ( int i = 0; i < count; i++ )
- {
- vlc_mutex_lock( &pp_contexts[i]->lock );
- while ( !pp_contexts[i]->b_done )
- {
- vlc_cond_wait( &pp_contexts[i]->cond, &pp_contexts[i]->lock );
- }
- pp_contexts[i]->b_done = 0;
- pp_contexts[i]->pf_func = NULL;
- vlc_mutex_unlock( &pp_contexts[i]->lock );
-
- if ( ret )
- {
- ret[i] = pp_contexts[i]->i_ret;
- }
- }
-
- (void)size;
- return 0;
-}
-
/****************************************************************************
* EncodeVideo: the whole thing
****************************************************************************/
AVFrame frame;
int i_out, i_plane;
- if ( !p_sys->b_inited && p_enc->i_threads >= 1 )
- {
- struct thread_context_t ** pp_contexts;
- int i;
-
- p_sys->b_inited = 1;
- pp_contexts = malloc( sizeof(struct thread_context_t *)
- * p_enc->i_threads );
- p_sys->p_context->thread_opaque = (void *)pp_contexts;
-
- for ( i = 0; i < p_enc->i_threads; i++ )
- {
- pp_contexts[i] = vlc_object_create( p_enc,
- sizeof(struct thread_context_t) );
- pp_contexts[i]->p_context = p_sys->p_context;
- vlc_mutex_init( &pp_contexts[i]->lock );
- vlc_cond_init( &pp_contexts[i]->cond );
- pp_contexts[i]->b_work = 0;
- pp_contexts[i]->b_done = 0;
- if ( vlc_thread_create( pp_contexts[i], "encoder", FfmpegThread,
- VLC_THREAD_PRIORITY_VIDEO ) )
- {
- msg_Err( p_enc, "cannot spawn encoder thread, expect to die soon" );
- return NULL;
- }
- }
-
- p_sys->p_context->execute = FfmpegExecute;
- }
memset( &frame, 0, sizeof( AVFrame ) );
- 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;
- }
-
- /* Let ffmpeg select the frame type */
- frame.pict_type = 0;
-
- frame.repeat_pict = p_pict->i_nb_fields - 2;
- 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 )
- {
- frame.pts = p_pict->date ? p_pict->date : (int64_t)AV_NOPTS_VALUE;
-
- if ( p_sys->b_hurry_up && frame.pts != (int64_t)AV_NOPTS_VALUE )
- {
- mtime_t current_date = mdate();
-
- if ( current_date + HURRY_UP_GUARD3 > frame.pts )
- {
- p_sys->p_context->mb_decision = FF_MB_DECISION_SIMPLE;
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- p_sys->p_context->flags &= ~CODEC_FLAG_TRELLIS_QUANT;
-#else
- p_sys->p_context->trellis = 0;
-#endif
- msg_Dbg( p_enc, "hurry up mode 3" );
- }
- else
- {
- p_sys->p_context->mb_decision = p_sys->i_hq;
-
- if ( current_date + HURRY_UP_GUARD2 > frame.pts )
- {
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- p_sys->p_context->flags &= ~CODEC_FLAG_TRELLIS_QUANT;
-#else
- p_sys->p_context->trellis = 0;
-#endif
- 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
- {
-#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
- if ( p_sys->b_trellis )
- p_sys->p_context->flags |= CODEC_FLAG_TRELLIS_QUANT;
-#else
- p_sys->p_context->trellis = p_sys->b_trellis;
-#endif
-
- p_sys->p_context->noise_reduction =
- p_sys->i_noise_reduction;
- }
- }
-
- if ( current_date + HURRY_UP_GUARD1 > frame.pts )
- {
- frame.pict_type = FF_P_TYPE;
- /* msg_Dbg( p_enc, "hurry up mode 1 %lld", current_date + HURRY_UP_GUARD1 - frame.pts ); */
- }
- }
+ if( likely(p_pict) ) {
+ 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;
+ }
+
+ /* Let ffmpeg select the frame type */
+ frame.pict_type = 0;
+
+ frame.repeat_pict = p_pict->i_nb_fields - 2;
+ 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 )
+ {
+ frame.pts = p_pict->date ? p_pict->date : (int64_t)AV_NOPTS_VALUE;
+
+ if ( p_sys->b_hurry_up && frame.pts != (int64_t)AV_NOPTS_VALUE )
+ {
+ mtime_t current_date = mdate();
+
+ if ( current_date + HURRY_UP_GUARD3 > 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" );
+ }
+ 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;
+ }
+ }
+
+ if ( current_date + HURRY_UP_GUARD1 > frame.pts )
+ {
+ frame.pict_type = FF_P_TYPE;
+ /* msg_Dbg( p_enc, "hurry up mode 1 %lld", current_date + HURRY_UP_GUARD1 - frame.pts ); */
+ }
+ }
+ }
+ else
+ {
+ frame.pts = (int64_t)AV_NOPTS_VALUE;
+ }
+
+ if ( frame.pts != (int64_t)AV_NOPTS_VALUE && frame.pts != 0 )
+ {
+ 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 );
+ 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 );
+ return NULL;
+ }
+ else
+ {
+ p_sys->i_last_pts = frame.pts;
+ }
+ }
+
+ frame.quality = p_sys->i_quality;
+
+ /* Ugly work-around for stupid libavcodec behaviour */
+ p_sys->i_framenum++;
+ p_sys->pi_delay_pts[p_sys->i_framenum % MAX_FRAME_DELAY] = frame.pts;
+ frame.pts = p_sys->i_framenum * AV_TIME_BASE *
+ p_enc->fmt_in.video.i_frame_rate_base;
+ frame.pts += p_enc->fmt_in.video.i_frame_rate - 1;
+ frame.pts /= p_enc->fmt_in.video.i_frame_rate;
+ /* End work-around */
+
+ i_out = avcodec_encode_video( p_sys->p_context, p_sys->p_buffer_out,
+ p_sys->i_buffer_out, &frame );
}
else
{
- frame.pts = (int64_t)AV_NOPTS_VALUE;
- }
-
- if ( frame.pts != (int64_t)AV_NOPTS_VALUE && frame.pts != 0 )
- {
- 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 );
- 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 );
- return NULL;
- }
- else
- {
- p_sys->i_last_pts = frame.pts;
- }
+ i_out = avcodec_encode_video( p_sys->p_context, p_sys->p_buffer_out,
+ p_sys->i_buffer_out, NULL);
}
- frame.quality = p_sys->i_quality;
-
- /* Ugly work-around for stupid libavcodec behaviour */
- p_sys->i_framenum++;
- p_sys->pi_delay_pts[p_sys->i_framenum % MAX_FRAME_DELAY] = frame.pts;
- frame.pts = p_sys->i_framenum * AV_TIME_BASE *
- p_enc->fmt_in.video.i_frame_rate_base;
- frame.pts += p_enc->fmt_in.video.i_frame_rate - 1;
- frame.pts /= p_enc->fmt_in.video.i_frame_rate;
- /* End work-around */
-
- i_out = avcodec_encode_video( p_sys->p_context, p_sys->p_buffer_out,
- p_sys->i_buffer_out, &frame );
-
if( i_out > 0 )
{
block_t *p_block = block_New( p_enc, i_out );
if( !p_sys->p_context->max_b_frames || !p_sys->p_context->delay )
{
/* No delay -> output pts == input pts */
- p_block->i_pts = p_block->i_dts = p_pict->date;
+ if( p_pict )
+ p_block->i_dts = p_pict->date;
+ p_block->i_pts = p_block->i_dts;
}
else if( p_sys->p_context->coded_frame->pts != (int64_t)AV_NOPTS_VALUE &&
p_sys->p_context->coded_frame->pts != 0 &&
static block_t *EncodeAudio( encoder_t *p_enc, aout_buffer_t *p_aout_buf )
{
encoder_sys_t *p_sys = p_enc->p_sys;
+
block_t *p_block, *p_chain = 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;
- p_sys->i_pts = p_aout_buf->start_date -
+ 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_samples_delay += i_samples;
- while( p_sys->i_samples_delay >= p_sys->p_context->frame_size )
+ while( p_sys->i_samples_delay >= p_sys->i_frame_size )
{
- int16_t *p_samples;
+ void *p_samples;
int i_out;
if( i_samples_delay )
{
/* Take care of the left-over from last time */
- int i_delay_size = i_samples_delay * 2 *
- p_sys->p_context->channels;
- int i_size = p_sys->i_frame_size - i_delay_size;
+ int i_delay_size = i_samples_delay;
+ int i_size = (p_sys->i_frame_size - i_delay_size) *
+ p_sys->i_sample_bytes;
- p_samples = (int16_t *)p_sys->p_buffer;
- memcpy( p_sys->p_buffer + i_delay_size, p_buffer, i_size );
- p_buffer -= i_delay_size;
+ 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;
}
else
{
- p_samples = (int16_t *)p_buffer;
+ p_samples = p_buffer;
}
i_out = avcodec_encode_audio( p_sys->p_context, p_sys->p_buffer_out,
#if 0
msg_Warn( p_enc, "avcodec_encode_audio: %d", i_out );
#endif
- if( i_out < 0 ) break;
-
- p_buffer += p_sys->i_frame_size;
- p_sys->i_samples_delay -= p_sys->p_context->frame_size;
- i_samples -= p_sys->p_context->frame_size;
+ 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 ) continue;
+ if( i_out <= 0 )
+ continue;
p_block = block_New( p_enc, i_out );
memcpy( p_block->p_buffer, p_sys->p_buffer_out, i_out );
p_block->i_length = (mtime_t)1000000 *
- (mtime_t)p_sys->p_context->frame_size /
+ (mtime_t)p_sys->i_frame_size /
(mtime_t)p_sys->p_context->sample_rate;
p_block->i_dts = p_block->i_pts = p_sys->i_pts;
/* Backup the remaining raw samples */
if( i_samples )
{
- memcpy( p_sys->p_buffer + i_samples_delay * 2 *
- p_sys->p_context->channels, p_buffer,
- i_samples * 2 * p_sys->p_context->channels );
+ memcpy( &p_sys->p_buffer[i_samples_delay * p_sys->i_sample_bytes],
+ p_buffer,
+ i_samples * p_sys->i_sample_bytes );
}
return p_chain;
encoder_t *p_enc = (encoder_t *)p_this;
encoder_sys_t *p_sys = p_enc->p_sys;
- if ( p_sys->b_inited && p_enc->i_threads >= 1 )
- {
- int i;
- struct thread_context_t ** pp_contexts =
- (struct thread_context_t **)p_sys->p_context->thread_opaque;
- for ( i = 0; i < p_enc->i_threads; i++ )
- {
- vlc_object_kill( pp_contexts[i] );
- vlc_cond_signal( &pp_contexts[i]->cond );
- vlc_thread_join( pp_contexts[i] );
- vlc_mutex_destroy( &pp_contexts[i]->lock );
- vlc_cond_destroy( &pp_contexts[i]->cond );
- vlc_object_release( pp_contexts[i] );
- }
-
- free( pp_contexts );
- }
-
vlc_avcodec_lock();
avcodec_close( p_sys->p_context );
vlc_avcodec_unlock();