output_example.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include "libavformat/avformat.h"
#include "libswscale/swscale.h"

Go to the source code of this file.

Defines

#define M_PI   3.14159265358979323846
#define STREAM_DURATION   5.0
#define STREAM_FRAME_RATE   25
#define STREAM_NB_FRAMES   ((int)(STREAM_DURATION * STREAM_FRAME_RATE))
#define STREAM_PIX_FMT   PIX_FMT_YUV420P

Functions

static AVStreamadd_audio_stream (AVFormatContext *oc, int codec_id)
static void open_audio (AVFormatContext *oc, AVStream *st)
static void get_audio_frame (int16_t *samples, int frame_size, int nb_channels)
static void write_audio_frame (AVFormatContext *oc, AVStream *st)
static void close_audio (AVFormatContext *oc, AVStream *st)
static AVStreamadd_video_stream (AVFormatContext *oc, int codec_id)
static AVFramealloc_picture (int pix_fmt, int width, int height)
static void open_video (AVFormatContext *oc, AVStream *st)
static void fill_yuv_image (AVFrame *pict, int frame_index, int width, int height)
static void write_video_frame (AVFormatContext *oc, AVStream *st)
static void close_video (AVFormatContext *oc, AVStream *st)
int main (int argc, char **argv)

Variables

static int sws_flags = SWS_BICUBIC
float t
float tincr
float tincr2
int16_t * samples
uint8_t * audio_outbuf
int audio_outbuf_size
int audio_input_frame_size
AVFramepicture
AVFrametmp_picture
uint8_t * video_outbuf
int frame_count
int video_outbuf_size


Define Documentation

#define M_PI   3.14159265358979323846

Definition at line 31 of file output_example.c.

#define STREAM_DURATION   5.0

Definition at line 40 of file output_example.c.

Referenced by main().

#define STREAM_FRAME_RATE   25

Definition at line 41 of file output_example.c.

Referenced by add_video_stream().

#define STREAM_NB_FRAMES   ((int)(STREAM_DURATION * STREAM_FRAME_RATE))

Definition at line 42 of file output_example.c.

Referenced by write_video_frame().

#define STREAM_PIX_FMT   PIX_FMT_YUV420P

Definition at line 43 of file output_example.c.

Referenced by add_video_stream().


Function Documentation

static AVStream* add_audio_stream ( AVFormatContext oc,
int  codec_id 
) [static]

Definition at line 59 of file output_example.c.

Referenced by main().

static AVStream* add_video_stream ( AVFormatContext oc,
int  codec_id 
) [static]

Definition at line 188 of file output_example.c.

Referenced by main().

static AVFrame* alloc_picture ( int  pix_fmt,
int  width,
int  height 
) [static]

Definition at line 233 of file output_example.c.

static void close_audio ( AVFormatContext oc,
AVStream st 
) [static]

Definition at line 172 of file output_example.c.

Referenced by main().

static void close_video ( AVFormatContext oc,
AVStream st 
) [static]

Definition at line 405 of file output_example.c.

Referenced by main().

static void fill_yuv_image ( AVFrame pict,
int  frame_index,
int  width,
int  height 
) [static]

Definition at line 306 of file output_example.c.

Referenced by write_video_frame().

static void get_audio_frame ( int16_t *  samples,
int  frame_size,
int  nb_channels 
) [static]

Definition at line 132 of file output_example.c.

Referenced by write_audio_frame().

int main ( int  argc,
char **  argv 
)

Definition at line 420 of file output_example.c.

static void open_audio ( AVFormatContext oc,
AVStream st 
) [static]

Definition at line 81 of file output_example.c.

Referenced by main().

static void open_video ( AVFormatContext oc,
AVStream st 
) [static]

Definition at line 253 of file output_example.c.

Referenced by main().

static void write_audio_frame ( AVFormatContext oc,
AVStream st 
) [static]

Definition at line 147 of file output_example.c.

Referenced by main().

static void write_video_frame ( AVFormatContext oc,
AVStream st 
) [static]

Definition at line 328 of file output_example.c.

Referenced by main().


Variable Documentation

Definition at line 54 of file output_example.c.

Referenced by open_audio(), and write_audio_frame().

uint8_t* audio_outbuf

Definition at line 52 of file output_example.c.

Referenced by close_audio(), open_audio(), and write_audio_frame().

Definition at line 53 of file output_example.c.

Referenced by open_audio(), and write_audio_frame().

int16_t* samples

int sws_flags = SWS_BICUBIC [static]

Definition at line 45 of file output_example.c.

float t

Definition at line 50 of file output_example.c.

Referenced by alaw2linear(), altivec_packIntArrayToCharArray(), audio_encode_example(), audio_write_packet(), audioplay_callback(), av_add_sf(), av_aes_init(), av_cmp_sf(), av_normalize1_sf(), bessel(), body(), bswap_32(), dca_downmix(), decode_cce(), decode_frame(), decode_group3_1d_line(), decode_group3_2d_line(), decode_run_2bit(), decode_subband_slice_buffered(), dering_TMPL(), encode_block(), encode_picture_ls(), encode_subband_c0run(), ff_jpegls_decode_picture(), ff_mjpeg_decode_frame(), ff_pca(), ff_snow_horizontal_compose97i_altivec(), ff_vp6_filter_diag4_c(), ff_vp6_filter_diag4_mmx(), ff_vp6_filter_diag4_sse2(), get_audio_frame(), get_dimension(), hpel_motion_search(), idct32(), idct_row(), idx_to_quant(), ir2_decode_plane(), ir2_decode_plane_inter(), mid_pred(), mktimegm(), mov_write_3gp_udta_tag(), mov_write_string_metadata(), mov_write_trkn_tag(), mpc7_decode_frame(), mpc8_decode_frame(), mpc8_parse_seektable(), mpc_read_header(), nsv_parse_NSVs_header(), ogm_dshow_header(), open_audio(), parse_date(), postProcess_TMPL(), pow_m1_4(), print_report(), qpel_motion_search(), rv34_decode_cbp(), rv34_decode_mb_header(), rv40_adaptive_loop_filter(), rv40_weak_loop_filter(), sad_hpel_motion_search(), scalarproduct_int16_altivec(), smacker_decode_bigtree(), smacker_read_packet(), sws_yuv2rgb_get_func_ptr(), tm2_low_chroma(), tqi_decode_init(), transform(), truespeech_apply_twopoint_filter(), truespeech_place_pulses(), truespeech_read_frame(), truespeech_synth(), ulaw2linear(), ulti_grad(), unix_to_file_time(), unpack_coeffs(), vb_decode_framedata(), vorbis_comment(), vorbis_parse_setup_hdr_codebooks(), vp56_deblock_filter(), wavpack_decode_frame(), ws_snd_decode_frame(), wv_get_value(), wv_unpack_mono(), wv_unpack_stereo(), x8_ac_compensation(), x8_get_ac_rlf(), and x8_loop_filter().

float tincr

Definition at line 50 of file output_example.c.

Referenced by audio_encode_example(), get_audio_frame(), and open_audio().

float tincr2

Definition at line 50 of file output_example.c.

Referenced by get_audio_frame(), and open_audio().

Definition at line 183 of file output_example.c.

uint8_t* video_outbuf

Definition at line 184 of file output_example.c.

Referenced by close_video(), open_video(), and write_video_frame().

Definition at line 185 of file output_example.c.

Referenced by open_video(), and write_video_frame().


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