theora.c File Reference

Include dependency graph for theora.c:

Data Structures
struct	decoder_sys_t
struct	encoder_sys_t
Defines
#define	ENC_QUALITY_TEXT   N_("Encoding quality")
#define	ENC_QUALITY_LONGTEXT
#define	ENC_CFG_PREFIX   "sout-theora-"
Functions
static int	OpenDecoder (vlc_object_t *)
static int	OpenPacketizer (vlc_object_t *)
static void	CloseDecoder (vlc_object_t *)
static void *	DecodeBlock (decoder_t *, block_t **)
static int	ProcessHeaders (decoder_t *)
static void *	ProcessPacket (decoder_t *, ogg_packet *, block_t **)
static picture_t *	DecodePacket (decoder_t *, ogg_packet *)
static void	ParseTheoraComments (decoder_t *)
static void	theora_CopyPicture (picture_t *, yuv_buffer *)
static int	OpenEncoder (vlc_object_t *p_this)
static void	CloseEncoder (vlc_object_t *p_this)
static block_t *	Encode (encoder_t *p_enc, picture_t *p_pict)
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
Variables
static const char *const	ppsz_enc_options []

---

Define Documentation

#define ENC_CFG_PREFIX   "sout-theora-"

#define ENC_QUALITY_LONGTEXT

Value:

N_( \
  "Enforce a quality between 1 (low) and 10 (high), instead " \
  "of specifying a particular bitrate. This will produce a VBR stream." )

#define ENC_QUALITY_TEXT   N_("Encoding quality")

---

Function Documentation

static void CloseDecoder

(

vlc_object_t *

p_this

)

[static]

References decoder_t::p_sys, p_sys, decoder_sys_t::tc, and decoder_sys_t::ti.

static void CloseEncoder

(

vlc_object_t *

p_this

)

[static]

static void * DecodeBlock	(	decoder_t *	p_dec,
		block_t **	pp_block
	)			[static]

References decoder_sys_t::b_has_headers, block_Release(), block_t::i_buffer, block_t::i_dts, block_t::p_buffer, decoder_t::p_sys, p_sys, ProcessHeaders(), and ProcessPacket().

static picture_t * DecodePacket	(	decoder_t *	p_dec,
		ogg_packet *	p_oggpacket
	)			[static]

References decoder_sys_t::b_decoded_first_keyframe, picture_t::date, decoder_NewPicture(), decoder_sys_t::i_pts, decoder_t::p_sys, p_sys, decoder_sys_t::td, and theora_CopyPicture().

static block_t * Encode	(	encoder_t *	p_enc,
		picture_t *	p_pict
	)			[static]

References BLOCK_FLAG_TYPE_I, block_New, picture_t::date, i, block_t::i_dts, block_t::i_flags, i_height, encoder_sys_t::i_height, plane_t::i_lines, plane_t::i_pitch, block_t::i_pts, plane_t::i_visible_lines, plane_t::i_visible_pitch, encoder_sys_t::i_width, msg_Warn, picture_t::p, block_t::p_buffer, plane_t::p_pixels, encoder_t::p_sys, and encoder_sys_t::td.

static int OpenDecoder

(

vlc_object_t *

p_this

)

[static]

References decoder_sys_t::b_decoded_first_keyframe, decoder_sys_t::b_has_headers, decoder_sys_t::b_packetizer, DecodeBlock(), decoder_t::fmt_in, decoder_t::fmt_out, es_format_t::i_cat, es_format_t::i_codec, decoder_sys_t::i_pts, decoder_t::p_sys, p_sys, decoder_t::pf_decode_video, decoder_t::pf_packetize, decoder_sys_t::tc, decoder_sys_t::ti, VIDEO_ES, VLC_CODEC_I420, VLC_CODEC_THEORA, VLC_EGENERIC, VLC_ENOMEM, VLC_SUCCESS, and VLC_TS_INVALID.

static int OpenEncoder

(

vlc_object_t *

p_this

)

[static]

static int OpenPacketizer

(

vlc_object_t *

p_this

)

[static]

References decoder_sys_t::b_packetizer, decoder_t::fmt_out, es_format_t::i_codec, OpenDecoder(), decoder_t::p_sys, VLC_CODEC_THEORA, and VLC_SUCCESS.

static void ParseTheoraComments

(

decoder_t *

p_dec

)

[static]

References i, decoder_t::p_description, decoder_t::p_sys, p_sys, psz_name, psz_value, strdup(), decoder_sys_t::tc, vlc_meta_AddExtra(), and vlc_meta_New().

Referenced by ProcessHeaders().

static int ProcessHeaders

(

decoder_t *

p_dec

)

[static]

References decoder_sys_t::b_packetizer, decoder_t::fmt_in, decoder_t::fmt_out, i, es_format_t::i_codec, es_format_t::i_extra, video_format_t::i_frame_rate, video_format_t::i_frame_rate_base, video_format_t::i_height, video_format_t::i_sar_den, video_format_t::i_sar_num, video_format_t::i_visible_height, video_format_t::i_visible_width, video_format_t::i_width, video_format_t::i_x_offset, video_format_t::i_y_offset, msg_Dbg, msg_Err, msg_Warn, es_format_t::p_extra, decoder_t::p_sys, p_sys, ParseTheoraComments(), decoder_sys_t::tc, decoder_sys_t::td, decoder_sys_t::ti, es_format_t::video, VLC_CODEC_I420, VLC_CODEC_I422, VLC_CODEC_I444, VLC_EGENERIC, VLC_SUCCESS, XIPH_MAX_HEADER_COUNT, xiph_SplitHeaders(), and xrealloc().

static void * ProcessPacket	(	decoder_t *	p_dec,
		ogg_packet *	p_oggpacket,
		block_t **	pp_block
	)			[static]

References decoder_sys_t::b_packetizer, BLOCK_FLAG_CORRUPTED, BLOCK_FLAG_DISCONTINUITY, block_Release(), DecodePacket(), block_t::i_dts, block_t::i_flags, block_t::i_length, decoder_sys_t::i_pts, block_t::i_pts, decoder_t::p_sys, p_sys, decoder_sys_t::ti, and VLC_TS_INVALID.

static void theora_CopyPicture	(	picture_t *	p_pic,
		yuv_buffer *	yuv
	)			[static]

References plane_t::i_pitch, picture_t::i_planes, picture_t::p, p_dst, plane_t::p_pixels, and vlc_memcpy().

Referenced by DecodePacket().

int vlc_entry__main

(

module_t *

p_module

)

const char* vlc_entry_license__main

(

void

)

---

Variable Documentation

const char* const ppsz_enc_options[] [static]

Initial value:

 {
    "quality", NULL
}