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FFmpeg
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#include <libavutil/imgutils.h>#include <libavutil/samplefmt.h>#include <libavutil/timestamp.h>#include <libavcodec/avcodec.h>#include <libavformat/avformat.h>Go to the source code of this file.
Functions | |
| static int | output_video_frame (AVFrame *frame) |
| static int | output_audio_frame (AVFrame *frame) |
| static int | decode_packet (AVCodecContext *dec, const AVPacket *pkt) |
| static int | open_codec_context (int *stream_idx, AVCodecContext **dec_ctx, AVFormatContext *fmt_ctx, enum AVMediaType type) |
| static int | get_format_from_sample_fmt (const char **fmt, enum AVSampleFormat sample_fmt) |
| int | main (int argc, char **argv) |
Variables | |
| static AVFormatContext * | fmt_ctx = NULL |
| static AVCodecContext * | video_dec_ctx = NULL |
| static AVCodecContext * | audio_dec_ctx |
| static int | width |
| static int | height |
| static enum AVPixelFormat | pix_fmt |
| static AVStream * | video_stream = NULL |
| static AVStream * | audio_stream = NULL |
| static const char * | src_filename = NULL |
| static const char * | video_dst_filename = NULL |
| static const char * | audio_dst_filename = NULL |
| static FILE * | video_dst_file = NULL |
| static FILE * | audio_dst_file = NULL |
| static uint8_t * | video_dst_data [4] = {NULL} |
| static int | video_dst_linesize [4] |
| static int | video_dst_bufsize |
| static int | video_stream_idx = -1 |
| static int | audio_stream_idx = -1 |
| static AVFrame * | frame = NULL |
| static AVPacket * | pkt = NULL |
| static int | video_frame_count = 0 |
| static int | audio_frame_count = 0 |
Demuxing and decoding example.
Show how to use the libavformat and libavcodec API to demux and decode audio and video data.
Definition in file demuxing_decoding.c.
Definition at line 59 of file demuxing_decoding.c.
Referenced by decode_packet().
Definition at line 90 of file demuxing_decoding.c.
Referenced by decode_packet().
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Definition at line 110 of file demuxing_decoding.c.
Referenced by main().
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Definition at line 148 of file demuxing_decoding.c.
Referenced by main().
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Definition at line 199 of file demuxing_decoding.c.
Referenced by main().
Definition at line 228 of file demuxing_decoding.c.
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Definition at line 38 of file demuxing_decoding.c.
Referenced by compute_crc_of_packets(), log_packet(), main(), open_codec_context(), open_input_file(), process_frame(), read_interval_packets(), read_packets(), seek_test(), show_chapters(), show_format(), show_frame(), show_program(), show_programs(), show_stream(), show_streams(), video_decode(), video_decode_example(), and write_frame().
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Definition at line 39 of file demuxing_decoding.c.
Referenced by main().
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Definition at line 39 of file demuxing_decoding.c.
Referenced by main(), and output_audio_frame().
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Definition at line 40 of file demuxing_decoding.c.
Referenced by main(), and output_video_frame().
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Definition at line 40 of file demuxing_decoding.c.
Referenced by main(), and output_video_frame().
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Definition at line 41 of file demuxing_decoding.c.
Referenced by alloc_picture(), amf_init_encoder(), av_dv_codec_profile(), av_dv_codec_profile2(), av_get_pix_fmt(), av_get_pix_fmt_name(), av_get_pix_fmt_string(), av_hwframe_ctx_init(), av_image_alloc(), av_image_check_size2(), av_image_copy(), av_image_copy_to_buffer(), av_image_copy_uc_from(), av_image_fill_arrays(), av_image_fill_black(), av_image_fill_linesizes(), av_image_fill_plane_sizes(), av_image_fill_pointers(), av_image_get_buffer_size(), av_image_get_linesize(), av_pix_fmt_count_planes(), av_pix_fmt_desc_get(), av_pix_fmt_get_chroma_sub_sample(), av_pix_fmt_swap_endianness(), avi_write_header(), avpriv_set_systematic_pal2(), check_image_pointers(), compute_cmask(), convert_pix_fmt(), dc1394_read_common(), decode_frame_header(), device_try_init(), fbdev_read_header(), fbdev_write_header(), ff_fill_rgba_map(), ff_fmt_ff2v4l(), ff_huffyuvdsp_init(), ff_huffyuvdsp_init_x86(), ff_img_read_header(), ff_load_image(), ff_media_type_to_pix_fmt(), ff_parse_pixel_format(), ff_pix_fmt_to_guid(), ff_put_bmp_header(), ff_vk_mt_is_np_rgb(), fill_frameinfo_by_link(), get_pix_fmt_depth(), get_pix_fmt_internal(), get_pixel_format(), have_alpha_planar(), hls_slice_header(), image_copy(), init(), is16BPS(), is32BPS(), isALPHA(), isAnyRGB(), isBayer(), isBayer16BPS(), isBE(), isBGRinInt(), isDataInHighBits(), isFloat(), isGray(), isNBPS(), isPacked(), isPackedRGB(), isPlanar(), isPlanarRGB(), isPlanarYUV(), isRGB(), isRGBinInt(), isSemiPlanarYUV(), isSwappedChroma(), isYUV(), libopenjpeg_ispacked(), libopenjpeg_matches_pix_fmt(), list_formats(), load_mask(), main(), map_chroma_format(), mf_encv_input_adjust(), mf_encv_input_score(), mpegvideo_extract_headers(), nvenc_map_buffer_format(), opencl_frames_get_constraints(), opengl_compile_shaders(), opengl_draw(), opengl_fill_color_map(), output_video_frame(), pix_fmt_map(), pix_fmt_match(), pixfmt_from_pixmap_format(), print_pix_fmt_fourccs(), qsv_decode_header(), qsv_decode_preinit(), qsv_process_data(), query_formats(), range_map(), rawvideo_read_header(), ser_read_header(), set_sps(), show_pix_fmts(), swf_read_packet(), sws_isSupportedEndiannessConversion(), sws_isSupportedInput(), sws_isSupportedOutput(), transfer_image_buf(), usePal(), v4l2_read_header(), vaapi_device_init(), vaapi_format_from_pix_fmt(), vaapi_frames_get_constraints(), vaapi_get_image_format(), vbn_decode_frame(), vdpau_transfer_data_from(), vdpau_transfer_data_to(), xwd_encode_frame(), and yuv4_read_header().
Definition at line 42 of file demuxing_decoding.c.
Referenced by compute_crc_of_packets(), event_loop(), main(), seek_test(), video_decode(), video_decode_example(), and yop_read_header().
Definition at line 42 of file demuxing_decoding.c.
Referenced by event_loop(), main(), and yop_read_header().
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Definition at line 43 of file demuxing_decoding.c.
Referenced by main(), and open_codec_context().
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Definition at line 44 of file demuxing_decoding.c.
Referenced by main().
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Definition at line 45 of file demuxing_decoding.c.
Referenced by main().
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Definition at line 46 of file demuxing_decoding.c.
Referenced by main(), and output_video_frame().
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Definition at line 47 of file demuxing_decoding.c.
Referenced by main(), and output_audio_frame().
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Definition at line 49 of file demuxing_decoding.c.
Referenced by main(), and output_video_frame().
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Definition at line 50 of file demuxing_decoding.c.
Referenced by main(), and output_video_frame().
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Definition at line 51 of file demuxing_decoding.c.
Referenced by main(), and output_video_frame().
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Definition at line 53 of file demuxing_decoding.c.
Referenced by main().
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Definition at line 53 of file demuxing_decoding.c.
Referenced by main().
Definition at line 54 of file demuxing_decoding.c.
Referenced by decode_packet(), main(), output_audio_frame(), and output_video_frame().
Definition at line 55 of file demuxing_decoding.c.
Referenced by decode_packet(), and main().
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Definition at line 56 of file demuxing_decoding.c.
Referenced by output_video_frame().
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Definition at line 57 of file demuxing_decoding.c.
Referenced by fourxm_read_packet(), and output_audio_frame().
1.8.17