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13059c229e
This is required to avoid glitches when seeking, as some formats (e.g. MP3) may use data from previous frames.
325 lines
7.3 KiB
C
325 lines
7.3 KiB
C
/*
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* winegstreamer Unix library interface
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*
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* Copyright 2020-2021 Zebediah Figura for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef __WINE_WINEGSTREAMER_UNIXLIB_H
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#define __WINE_WINEGSTREAMER_UNIXLIB_H
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#include <stdbool.h>
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#include <stdint.h>
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#include "windef.h"
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#include "winternl.h"
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#include "wtypes.h"
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#include "mmreg.h"
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#include "wine/unixlib.h"
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struct wg_format
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{
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enum wg_major_type
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{
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WG_MAJOR_TYPE_UNKNOWN = 0,
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WG_MAJOR_TYPE_AUDIO,
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WG_MAJOR_TYPE_AUDIO_MPEG1,
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WG_MAJOR_TYPE_AUDIO_MPEG4,
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WG_MAJOR_TYPE_AUDIO_WMA,
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WG_MAJOR_TYPE_VIDEO,
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WG_MAJOR_TYPE_VIDEO_CINEPAK,
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WG_MAJOR_TYPE_VIDEO_H264,
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} major_type;
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union
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{
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struct
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{
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enum wg_audio_format
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{
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WG_AUDIO_FORMAT_UNKNOWN,
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WG_AUDIO_FORMAT_U8,
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WG_AUDIO_FORMAT_S16LE,
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WG_AUDIO_FORMAT_S24LE,
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WG_AUDIO_FORMAT_S32LE,
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WG_AUDIO_FORMAT_F32LE,
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WG_AUDIO_FORMAT_F64LE,
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} format;
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uint32_t channels;
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uint32_t channel_mask; /* In WinMM format. */
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uint32_t rate;
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} audio;
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struct
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{
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uint32_t layer;
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uint32_t rate;
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uint32_t channels;
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} audio_mpeg1;
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struct
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{
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uint32_t payload_type;
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uint32_t codec_data_len;
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unsigned char codec_data[64];
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} audio_mpeg4;
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struct
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{
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uint32_t version;
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uint32_t bitrate;
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uint32_t rate;
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uint32_t depth;
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uint32_t channels;
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uint32_t block_align;
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uint32_t codec_data_len;
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unsigned char codec_data[64];
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} audio_wma;
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struct
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{
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enum wg_video_format
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{
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WG_VIDEO_FORMAT_UNKNOWN,
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WG_VIDEO_FORMAT_BGRA,
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WG_VIDEO_FORMAT_BGRx,
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WG_VIDEO_FORMAT_BGR,
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WG_VIDEO_FORMAT_RGB15,
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WG_VIDEO_FORMAT_RGB16,
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WG_VIDEO_FORMAT_AYUV,
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WG_VIDEO_FORMAT_I420,
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WG_VIDEO_FORMAT_NV12,
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WG_VIDEO_FORMAT_UYVY,
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WG_VIDEO_FORMAT_YUY2,
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WG_VIDEO_FORMAT_YV12,
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WG_VIDEO_FORMAT_YVYU,
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} format;
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int32_t width, height;
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uint32_t fps_n, fps_d;
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RECT padding;
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} video;
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struct
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{
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uint32_t width;
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uint32_t height;
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uint32_t fps_n;
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uint32_t fps_d;
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} video_cinepak;
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struct
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{
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int32_t width, height;
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uint32_t fps_n, fps_d;
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uint32_t profile;
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uint32_t level;
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} video_h264;
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} u;
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};
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enum wg_sample_flag
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{
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WG_SAMPLE_FLAG_INCOMPLETE = 1,
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WG_SAMPLE_FLAG_HAS_PTS = 2,
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WG_SAMPLE_FLAG_HAS_DURATION = 4,
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WG_SAMPLE_FLAG_SYNC_POINT = 8,
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WG_SAMPLE_FLAG_DISCONTINUITY = 0x10,
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};
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struct wg_sample
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{
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/* timestamp and duration are in 100-nanosecond units. */
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UINT64 pts;
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UINT64 duration;
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LONG refcount; /* unix refcount */
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UINT32 flags;
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UINT32 max_size;
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UINT32 size;
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BYTE *data;
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};
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struct wg_parser_buffer
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{
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/* pts and duration are in 100-nanosecond units. */
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UINT64 pts, duration;
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UINT32 size;
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UINT32 stream;
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bool discontinuity, preroll, delta, has_pts, has_duration;
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};
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C_ASSERT(sizeof(struct wg_parser_buffer) == 32);
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enum wg_parser_type
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{
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WG_PARSER_DECODEBIN,
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WG_PARSER_AVIDEMUX,
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WG_PARSER_MPEGAUDIOPARSE,
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WG_PARSER_WAVPARSE,
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};
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struct wg_parser_create_params
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{
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struct wg_parser *parser;
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enum wg_parser_type type;
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bool unlimited_buffering;
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bool err_on;
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bool warn_on;
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};
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struct wg_parser_connect_params
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{
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struct wg_parser *parser;
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UINT64 file_size;
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};
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struct wg_parser_get_next_read_offset_params
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{
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struct wg_parser *parser;
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UINT32 size;
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UINT64 offset;
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};
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struct wg_parser_push_data_params
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{
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struct wg_parser *parser;
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const void *data;
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UINT32 size;
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};
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struct wg_parser_get_stream_count_params
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{
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struct wg_parser *parser;
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UINT32 count;
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};
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struct wg_parser_get_stream_params
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{
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struct wg_parser *parser;
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UINT32 index;
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struct wg_parser_stream *stream;
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};
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struct wg_parser_stream_get_preferred_format_params
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{
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struct wg_parser_stream *stream;
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struct wg_format *format;
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};
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struct wg_parser_stream_enable_params
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{
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struct wg_parser_stream *stream;
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const struct wg_format *format;
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};
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struct wg_parser_stream_get_buffer_params
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{
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struct wg_parser *parser;
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struct wg_parser_stream *stream;
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struct wg_parser_buffer *buffer;
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};
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struct wg_parser_stream_copy_buffer_params
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{
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struct wg_parser_stream *stream;
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void *data;
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UINT32 offset;
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UINT32 size;
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};
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struct wg_parser_stream_notify_qos_params
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{
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struct wg_parser_stream *stream;
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bool underflow;
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DOUBLE proportion;
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INT64 diff;
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UINT64 timestamp;
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};
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struct wg_parser_stream_get_duration_params
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{
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struct wg_parser_stream *stream;
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UINT64 duration;
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};
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struct wg_parser_stream_seek_params
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{
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struct wg_parser_stream *stream;
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DOUBLE rate;
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UINT64 start_pos, stop_pos;
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DWORD start_flags, stop_flags;
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};
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struct wg_transform_create_params
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{
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struct wg_transform *transform;
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const struct wg_format *input_format;
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const struct wg_format *output_format;
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};
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struct wg_transform_push_data_params
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{
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struct wg_transform *transform;
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struct wg_sample *sample;
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HRESULT result;
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};
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struct wg_transform_read_data_params
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{
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struct wg_transform *transform;
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struct wg_sample *sample;
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struct wg_format *format;
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HRESULT result;
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};
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struct wg_transform_set_output_format_params
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{
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struct wg_transform *transform;
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const struct wg_format *format;
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};
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enum unix_funcs
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{
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unix_wg_parser_create,
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unix_wg_parser_destroy,
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unix_wg_parser_connect,
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unix_wg_parser_disconnect,
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unix_wg_parser_get_next_read_offset,
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unix_wg_parser_push_data,
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unix_wg_parser_get_stream_count,
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unix_wg_parser_get_stream,
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unix_wg_parser_stream_get_preferred_format,
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unix_wg_parser_stream_enable,
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unix_wg_parser_stream_disable,
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unix_wg_parser_stream_get_buffer,
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unix_wg_parser_stream_copy_buffer,
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unix_wg_parser_stream_release_buffer,
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unix_wg_parser_stream_notify_qos,
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unix_wg_parser_stream_get_duration,
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unix_wg_parser_stream_seek,
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unix_wg_transform_create,
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unix_wg_transform_destroy,
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unix_wg_transform_set_output_format,
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unix_wg_transform_push_data,
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unix_wg_transform_read_data,
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};
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#endif /* __WINE_WINEGSTREAMER_UNIXLIB_H */
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