wine/dlls/winegstreamer/unixlib.h
Anton Baskanov 13059c229e winegstreamer: Set the discontinuity flag in wg_transform.
This is required to avoid glitches when seeking, as some formats (e.g.
MP3) may use data from previous frames.
2022-11-23 11:00:43 +01:00

325 lines
7.3 KiB
C

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