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Sweden-Number/dlls/winegstreamer/quartz_parser.c

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/*
* DirectShow parser filters
*
* Copyright 2010 Maarten Lankhorst for CodeWeavers
* Copyright 2010 Aric Stewart for CodeWeavers
* Copyright 2019-2020 Zebediah Figura
*
* 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
*/
#include "gst_private.h"
#include "gst_guids.h"
#include "amvideo.h"
#include <limits.h>
#include "dvdmedia.h"
#include "mmreg.h"
#include "ks.h"
#include "wmcodecdsp.h"
#include "initguid.h"
#include "ksmedia.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
static const GUID MEDIASUBTYPE_CVID = {mmioFOURCC('c','v','i','d'), 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID MEDIASUBTYPE_MP3 = {WAVE_FORMAT_MPEGLAYER3, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
struct parser
{
struct strmbase_filter filter;
IAMStreamSelect IAMStreamSelect_iface;
struct strmbase_sink sink;
IAsyncReader *reader;
struct parser_source **sources;
unsigned int source_count;
BOOL enum_sink_first;
struct wg_parser *wg_parser;
/* FIXME: It would be nice to avoid duplicating these with strmbase.
* However, synchronization is tricky; we need access to be protected by a
* separate lock. */
bool streaming, sink_connected;
HANDLE read_thread;
BOOL (*init_gst)(struct parser *filter);
HRESULT (*source_query_accept)(struct parser_source *pin, const AM_MEDIA_TYPE *mt);
HRESULT (*source_get_media_type)(struct parser_source *pin, unsigned int index, AM_MEDIA_TYPE *mt);
};
struct parser_source
{
struct strmbase_source pin;
IQualityControl IQualityControl_iface;
struct wg_parser_stream *wg_stream;
SourceSeeking seek;
CRITICAL_SECTION flushing_cs;
HANDLE thread;
};
static inline struct parser *impl_from_strmbase_filter(struct strmbase_filter *iface)
{
return CONTAINING_RECORD(iface, struct parser, filter);
}
static const IMediaSeekingVtbl GST_Seeking_Vtbl;
static const IQualityControlVtbl GSTOutPin_QualityControl_Vtbl;
static struct parser_source *create_pin(struct parser *filter,
struct wg_parser_stream *stream, const WCHAR *name);
static HRESULT GST_RemoveOutputPins(struct parser *This);
static HRESULT WINAPI GST_ChangeCurrent(IMediaSeeking *iface);
static HRESULT WINAPI GST_ChangeStop(IMediaSeeking *iface);
static HRESULT WINAPI GST_ChangeRate(IMediaSeeking *iface);
static bool amt_from_wg_format_audio(AM_MEDIA_TYPE *mt, const struct wg_format *format)
{
mt->majortype = MEDIATYPE_Audio;
mt->formattype = FORMAT_WaveFormatEx;
switch (format->u.audio.format)
{
case WG_AUDIO_FORMAT_UNKNOWN:
return false;
case WG_AUDIO_FORMAT_MPEG1_LAYER1:
case WG_AUDIO_FORMAT_MPEG1_LAYER2:
{
MPEG1WAVEFORMAT *wave_format;
if (!(wave_format = CoTaskMemAlloc(sizeof(*wave_format))))
return false;
memset(wave_format, 0, sizeof(*wave_format));
mt->subtype = MEDIASUBTYPE_MPEG1AudioPayload;
mt->cbFormat = sizeof(*wave_format);
mt->pbFormat = (BYTE *)wave_format;
wave_format->wfx.wFormatTag = WAVE_FORMAT_MPEG;
wave_format->wfx.nChannels = format->u.audio.channels;
wave_format->wfx.nSamplesPerSec = format->u.audio.rate;
wave_format->wfx.cbSize = sizeof(*wave_format) - sizeof(WAVEFORMATEX);
wave_format->fwHeadLayer = (format->u.audio.format == WG_AUDIO_FORMAT_MPEG1_LAYER1 ? 1 : 2);
return true;
}
case WG_AUDIO_FORMAT_MPEG1_LAYER3:
{
MPEGLAYER3WAVEFORMAT *wave_format;
if (!(wave_format = CoTaskMemAlloc(sizeof(*wave_format))))
return false;
memset(wave_format, 0, sizeof(*wave_format));
mt->subtype = MEDIASUBTYPE_MP3;
mt->cbFormat = sizeof(*wave_format);
mt->pbFormat = (BYTE *)wave_format;
wave_format->wfx.wFormatTag = WAVE_FORMAT_MPEGLAYER3;
wave_format->wfx.nChannels = format->u.audio.channels;
wave_format->wfx.nSamplesPerSec = format->u.audio.rate;
wave_format->wfx.cbSize = sizeof(*wave_format) - sizeof(WAVEFORMATEX);
/* FIXME: We can't get most of the MPEG data from the caps. We may have
* to manually parse the header. */
wave_format->wID = MPEGLAYER3_ID_MPEG;
wave_format->fdwFlags = MPEGLAYER3_FLAG_PADDING_ON;
wave_format->nFramesPerBlock = 1;
wave_format->nCodecDelay = 1393;
return true;
}
case WG_AUDIO_FORMAT_U8:
case WG_AUDIO_FORMAT_S16LE:
case WG_AUDIO_FORMAT_S24LE:
case WG_AUDIO_FORMAT_S32LE:
case WG_AUDIO_FORMAT_F32LE:
case WG_AUDIO_FORMAT_F64LE:
{
static const struct
{
bool is_float;
WORD depth;
}
format_table[] =
{
{0},
{false, 8},
{false, 16},
{false, 24},
{false, 32},
{true, 32},
{true, 64},
};
bool is_float;
WORD depth;
assert(format->u.audio.format < ARRAY_SIZE(format_table));
is_float = format_table[format->u.audio.format].is_float;
depth = format_table[format->u.audio.format].depth;
if (is_float || format->u.audio.channels > 2)
{
WAVEFORMATEXTENSIBLE *wave_format;
if (!(wave_format = CoTaskMemAlloc(sizeof(*wave_format))))
return false;
memset(wave_format, 0, sizeof(*wave_format));
mt->subtype = is_float ? MEDIASUBTYPE_IEEE_FLOAT : MEDIASUBTYPE_PCM;
mt->bFixedSizeSamples = TRUE;
mt->pbFormat = (BYTE *)wave_format;
mt->cbFormat = sizeof(*wave_format);
wave_format->Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
wave_format->Format.nChannels = format->u.audio.channels;
wave_format->Format.nSamplesPerSec = format->u.audio.rate;
wave_format->Format.nAvgBytesPerSec = format->u.audio.rate * format->u.audio.channels * depth / 8;
wave_format->Format.nBlockAlign = format->u.audio.channels * depth / 8;
wave_format->Format.wBitsPerSample = depth;
wave_format->Format.cbSize = sizeof(*wave_format) - sizeof(WAVEFORMATEX);
wave_format->Samples.wValidBitsPerSample = depth;
wave_format->dwChannelMask = format->u.audio.channel_mask;
wave_format->SubFormat = is_float ? KSDATAFORMAT_SUBTYPE_IEEE_FLOAT : KSDATAFORMAT_SUBTYPE_PCM;
mt->lSampleSize = wave_format->Format.nBlockAlign;
}
else
{
WAVEFORMATEX *wave_format;
if (!(wave_format = CoTaskMemAlloc(sizeof(*wave_format))))
return false;
memset(wave_format, 0, sizeof(*wave_format));
mt->subtype = MEDIASUBTYPE_PCM;
mt->bFixedSizeSamples = TRUE;
mt->pbFormat = (BYTE *)wave_format;
mt->cbFormat = sizeof(*wave_format);
wave_format->wFormatTag = WAVE_FORMAT_PCM;
wave_format->nChannels = format->u.audio.channels;
wave_format->nSamplesPerSec = format->u.audio.rate;
wave_format->nAvgBytesPerSec = format->u.audio.rate * format->u.audio.channels * depth / 8;
wave_format->nBlockAlign = format->u.audio.channels * depth / 8;
wave_format->wBitsPerSample = depth;
wave_format->cbSize = 0;
mt->lSampleSize = wave_format->nBlockAlign;
}
return true;
}
}
assert(0);
return false;
}
#define ALIGN(n, alignment) (((n) + (alignment) - 1) & ~((alignment) - 1))
unsigned int wg_format_get_max_size(const struct wg_format *format)
{
switch (format->major_type)
{
case WG_MAJOR_TYPE_VIDEO:
{
unsigned int width = format->u.video.width, height = format->u.video.height;
switch (format->u.video.format)
{
case WG_VIDEO_FORMAT_BGRA:
case WG_VIDEO_FORMAT_BGRx:
case WG_VIDEO_FORMAT_AYUV:
return width * height * 4;
case WG_VIDEO_FORMAT_BGR:
return ALIGN(width * 3, 4) * height;
case WG_VIDEO_FORMAT_RGB15:
case WG_VIDEO_FORMAT_RGB16:
case WG_VIDEO_FORMAT_UYVY:
case WG_VIDEO_FORMAT_YUY2:
case WG_VIDEO_FORMAT_YVYU:
return ALIGN(width * 2, 4) * height;
case WG_VIDEO_FORMAT_I420:
case WG_VIDEO_FORMAT_YV12:
return ALIGN(width, 4) * ALIGN(height, 2) /* Y plane */
+ 2 * ALIGN((width + 1) / 2, 4) * ((height + 1) / 2); /* U and V planes */
case WG_VIDEO_FORMAT_NV12:
return ALIGN(width, 4) * ALIGN(height, 2) /* Y plane */
+ ALIGN(width, 4) * ((height + 1) / 2); /* U/V plane */
case WG_VIDEO_FORMAT_CINEPAK:
/* Both ffmpeg's encoder and a Cinepak file seen in the wild report
* 24 bpp. ffmpeg sets biSizeImage as below; others may be smaller,
* but as long as every sample fits into our allocator, we're fine. */
return width * height * 3;
case WG_VIDEO_FORMAT_UNKNOWN:
FIXME("Cannot guess maximum sample size for unknown video format.\n");
return 0;
}
break;
}
case WG_MAJOR_TYPE_AUDIO:
{
unsigned int rate = format->u.audio.rate, channels = format->u.audio.channels;
/* Actually we don't know how large of a sample GStreamer will give
* us. Hopefully 1 second is enough... */
switch (format->u.audio.format)
{
case WG_AUDIO_FORMAT_U8:
return rate * channels;
case WG_AUDIO_FORMAT_S16LE:
return rate * channels * 2;
case WG_AUDIO_FORMAT_S24LE:
return rate * channels * 3;
case WG_AUDIO_FORMAT_S32LE:
case WG_AUDIO_FORMAT_F32LE:
return rate * channels * 4;
case WG_AUDIO_FORMAT_F64LE:
return rate * channels * 8;
case WG_AUDIO_FORMAT_MPEG1_LAYER1:
return 56000;
case WG_AUDIO_FORMAT_MPEG1_LAYER2:
return 48000;
case WG_AUDIO_FORMAT_MPEG1_LAYER3:
return 40000;
case WG_AUDIO_FORMAT_UNKNOWN:
FIXME("Cannot guess maximum sample size for unknown audio format.\n");
return 0;
}
break;
}
case WG_MAJOR_TYPE_UNKNOWN:
FIXME("Cannot guess maximum sample size for unknown format.\n");
return 0;
}
assert(0);
return 0;
}
static bool amt_from_wg_format_video(AM_MEDIA_TYPE *mt, const struct wg_format *format, bool wm)
{
static const struct
{
const GUID *subtype;
DWORD compression;
WORD depth;
}
format_table[] =
{
{0},
{&MEDIASUBTYPE_ARGB32, BI_RGB, 32},
{&MEDIASUBTYPE_RGB32, BI_RGB, 32},
{&MEDIASUBTYPE_RGB24, BI_RGB, 24},
{&MEDIASUBTYPE_RGB555, BI_RGB, 16},
{&MEDIASUBTYPE_RGB565, BI_BITFIELDS, 16},
{&MEDIASUBTYPE_AYUV, mmioFOURCC('A','Y','U','V'), 32},
{&MEDIASUBTYPE_I420, mmioFOURCC('I','4','2','0'), 12},
{&MEDIASUBTYPE_NV12, mmioFOURCC('N','V','1','2'), 12},
{&MEDIASUBTYPE_UYVY, mmioFOURCC('U','Y','V','Y'), 16},
{&MEDIASUBTYPE_YUY2, mmioFOURCC('Y','U','Y','2'), 16},
{&MEDIASUBTYPE_YV12, mmioFOURCC('Y','V','1','2'), 12},
{&MEDIASUBTYPE_YVYU, mmioFOURCC('Y','V','Y','U'), 16},
{&MEDIASUBTYPE_CVID, mmioFOURCC('C','V','I','D'), 24},
};
VIDEOINFO *video_format;
uint32_t frame_time;
if (format->u.video.format == WG_VIDEO_FORMAT_UNKNOWN)
return false;
if (!(video_format = CoTaskMemAlloc(sizeof(*video_format))))
return false;
assert(format->u.video.format < ARRAY_SIZE(format_table));
mt->majortype = MEDIATYPE_Video;
mt->subtype = *format_table[format->u.video.format].subtype;
if (wm)
mt->bFixedSizeSamples = TRUE;
else
mt->bTemporalCompression = TRUE;
mt->lSampleSize = 1;
mt->formattype = FORMAT_VideoInfo;
mt->cbFormat = sizeof(VIDEOINFOHEADER);
mt->pbFormat = (BYTE *)video_format;
memset(video_format, 0, sizeof(*video_format));
if (wm)
{
SetRect(&video_format->rcSource, 0, 0, format->u.video.width, format->u.video.height);
video_format->rcTarget = video_format->rcSource;
}
if ((frame_time = MulDiv(10000000, format->u.video.fps_d, format->u.video.fps_n)) != -1)
video_format->AvgTimePerFrame = frame_time;
video_format->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
video_format->bmiHeader.biWidth = format->u.video.width;
video_format->bmiHeader.biHeight = format->u.video.height;
video_format->bmiHeader.biPlanes = 1;
video_format->bmiHeader.biBitCount = format_table[format->u.video.format].depth;
video_format->bmiHeader.biCompression = format_table[format->u.video.format].compression;
video_format->bmiHeader.biSizeImage = wg_format_get_max_size(format);
if (format->u.video.format == WG_VIDEO_FORMAT_RGB16)
{
mt->cbFormat = offsetof(VIDEOINFO, dwBitMasks[3]);
video_format->dwBitMasks[iRED] = 0xf800;
video_format->dwBitMasks[iGREEN] = 0x07e0;
video_format->dwBitMasks[iBLUE] = 0x001f;
}
return true;
}
bool amt_from_wg_format(AM_MEDIA_TYPE *mt, const struct wg_format *format, bool wm)
{
memset(mt, 0, sizeof(*mt));
switch (format->major_type)
{
case WG_MAJOR_TYPE_UNKNOWN:
return false;
case WG_MAJOR_TYPE_AUDIO:
return amt_from_wg_format_audio(mt, format);
case WG_MAJOR_TYPE_VIDEO:
return amt_from_wg_format_video(mt, format, wm);
}
assert(0);
return false;
}
static bool amt_to_wg_format_audio(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
static const struct
{
const GUID *subtype;
WORD depth;
enum wg_audio_format format;
}
format_map[] =
{
{&MEDIASUBTYPE_PCM, 8, WG_AUDIO_FORMAT_U8},
{&MEDIASUBTYPE_PCM, 16, WG_AUDIO_FORMAT_S16LE},
{&MEDIASUBTYPE_PCM, 24, WG_AUDIO_FORMAT_S24LE},
{&MEDIASUBTYPE_PCM, 32, WG_AUDIO_FORMAT_S32LE},
{&MEDIASUBTYPE_IEEE_FLOAT, 32, WG_AUDIO_FORMAT_F32LE},
{&MEDIASUBTYPE_IEEE_FLOAT, 64, WG_AUDIO_FORMAT_F64LE},
};
const WAVEFORMATEX *audio_format = (const WAVEFORMATEX *)mt->pbFormat;
unsigned int i;
if (!IsEqualGUID(&mt->formattype, &FORMAT_WaveFormatEx))
{
FIXME("Unknown format type %s.\n", debugstr_guid(&mt->formattype));
return false;
}
if (mt->cbFormat < sizeof(WAVEFORMATEX) || !mt->pbFormat)
{
ERR("Unexpected format size %lu.\n", mt->cbFormat);
return false;
}
format->major_type = WG_MAJOR_TYPE_AUDIO;
format->u.audio.channels = audio_format->nChannels;
format->u.audio.rate = audio_format->nSamplesPerSec;
if (audio_format->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
{
const WAVEFORMATEXTENSIBLE *ext_format = (const WAVEFORMATEXTENSIBLE *)mt->pbFormat;
format->u.audio.channel_mask = ext_format->dwChannelMask;
}
else
{
if (audio_format->nChannels == 1)
format->u.audio.channel_mask = KSAUDIO_SPEAKER_MONO;
else if (audio_format->nChannels == 2)
format->u.audio.channel_mask = KSAUDIO_SPEAKER_STEREO;
else
{
ERR("Unexpected channel count %u.\n", audio_format->nChannels);
return false;
}
}
for (i = 0; i < ARRAY_SIZE(format_map); ++i)
{
if (IsEqualGUID(&mt->subtype, format_map[i].subtype)
&& audio_format->wBitsPerSample == format_map[i].depth)
{
format->u.audio.format = format_map[i].format;
return true;
}
}
FIXME("Unknown subtype %s, depth %u.\n", debugstr_guid(&mt->subtype), audio_format->wBitsPerSample);
return false;
}
static bool amt_to_wg_format_audio_mpeg1(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
const MPEG1WAVEFORMAT *audio_format = (const MPEG1WAVEFORMAT *)mt->pbFormat;
if (!IsEqualGUID(&mt->formattype, &FORMAT_WaveFormatEx))
{
FIXME("Unknown format type %s.\n", debugstr_guid(&mt->formattype));
return false;
}
if (mt->cbFormat < sizeof(*audio_format) || !mt->pbFormat)
{
ERR("Unexpected format size %lu.\n", mt->cbFormat);
return false;
}
format->major_type = WG_MAJOR_TYPE_AUDIO;
format->u.audio.channels = audio_format->wfx.nChannels;
format->u.audio.rate = audio_format->wfx.nSamplesPerSec;
if (audio_format->fwHeadLayer == 1)
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER1;
else if (audio_format->fwHeadLayer == 2)
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER2;
else if (audio_format->fwHeadLayer == 3)
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER3;
else
return false;
return true;
}
static bool amt_to_wg_format_audio_mpeg1_layer3(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
const MPEGLAYER3WAVEFORMAT *audio_format = (const MPEGLAYER3WAVEFORMAT *)mt->pbFormat;
if (!IsEqualGUID(&mt->formattype, &FORMAT_WaveFormatEx))
{
FIXME("Unknown format type %s.\n", debugstr_guid(&mt->formattype));
return false;
}
if (mt->cbFormat < sizeof(*audio_format) || !mt->pbFormat)
{
ERR("Unexpected format size %lu.\n", mt->cbFormat);
return false;
}
format->major_type = WG_MAJOR_TYPE_AUDIO;
format->u.audio.channels = audio_format->wfx.nChannels;
format->u.audio.rate = audio_format->wfx.nSamplesPerSec;
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER3;
return true;
}
static bool amt_to_wg_format_video(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
static const struct
{
const GUID *subtype;
enum wg_video_format format;
}
format_map[] =
{
{&MEDIASUBTYPE_ARGB32, WG_VIDEO_FORMAT_BGRA},
{&MEDIASUBTYPE_RGB32, WG_VIDEO_FORMAT_BGRx},
{&MEDIASUBTYPE_RGB24, WG_VIDEO_FORMAT_BGR},
{&MEDIASUBTYPE_RGB555, WG_VIDEO_FORMAT_RGB15},
{&MEDIASUBTYPE_RGB565, WG_VIDEO_FORMAT_RGB16},
{&MEDIASUBTYPE_AYUV, WG_VIDEO_FORMAT_AYUV},
{&MEDIASUBTYPE_I420, WG_VIDEO_FORMAT_I420},
{&MEDIASUBTYPE_NV12, WG_VIDEO_FORMAT_NV12},
{&MEDIASUBTYPE_UYVY, WG_VIDEO_FORMAT_UYVY},
{&MEDIASUBTYPE_YUY2, WG_VIDEO_FORMAT_YUY2},
{&MEDIASUBTYPE_YV12, WG_VIDEO_FORMAT_YV12},
{&MEDIASUBTYPE_YVYU, WG_VIDEO_FORMAT_YVYU},
{&MEDIASUBTYPE_CVID, WG_VIDEO_FORMAT_CINEPAK},
};
const VIDEOINFOHEADER *video_format = (const VIDEOINFOHEADER *)mt->pbFormat;
unsigned int i;
if (!IsEqualGUID(&mt->formattype, &FORMAT_VideoInfo))
{
FIXME("Unknown format type %s.\n", debugstr_guid(&mt->formattype));
return false;
}
if (mt->cbFormat < sizeof(VIDEOINFOHEADER) || !mt->pbFormat)
{
ERR("Unexpected format size %lu.\n", mt->cbFormat);
return false;
}
format->major_type = WG_MAJOR_TYPE_VIDEO;
format->u.video.width = video_format->bmiHeader.biWidth;
format->u.video.height = video_format->bmiHeader.biHeight;
format->u.video.fps_n = 10000000;
format->u.video.fps_d = video_format->AvgTimePerFrame;
for (i = 0; i < ARRAY_SIZE(format_map); ++i)
{
if (IsEqualGUID(&mt->subtype, format_map[i].subtype))
{
format->u.video.format = format_map[i].format;
return true;
}
}
FIXME("Unknown subtype %s.\n", debugstr_guid(&mt->subtype));
return false;
}
bool amt_to_wg_format(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
memset(format, 0, sizeof(*format));
if (IsEqualGUID(&mt->majortype, &MEDIATYPE_Video))
return amt_to_wg_format_video(mt, format);
if (IsEqualGUID(&mt->majortype, &MEDIATYPE_Audio))
{
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MPEG1AudioPayload))
return amt_to_wg_format_audio_mpeg1(mt, format);
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MP3))
return amt_to_wg_format_audio_mpeg1_layer3(mt, format);
return amt_to_wg_format_audio(mt, format);
}
FIXME("Unknown major type %s.\n", debugstr_guid(&mt->majortype));
return false;
}
/*
* scale_uint64() is based on gst_util_scale_int() from GStreamer, which is
* covered by the following license:
*
* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
* 2002 Thomas Vander Stichele <thomas@apestaart.org>
* 2004 Wim Taymans <wim@fluendo.com>
* 2015 Jan Schmidt <jan@centricular.com>
*
* gstutils.c: Utility functions
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library 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.
*/
static uint64_t scale_uint64(uint64_t value, uint32_t numerator, uint32_t denominator)
{
ULARGE_INTEGER i, high, low;
if (!value)
return 0;
i.QuadPart = value;
low.QuadPart = (ULONGLONG)i.u.LowPart * numerator;
high.QuadPart = (ULONGLONG)i.u.HighPart * numerator + low.u.HighPart;
low.u.HighPart = 0;
if (high.u.HighPart >= denominator)
return ULLONG_MAX;
low.QuadPart += (high.QuadPart % denominator) << 32;
return ((high.QuadPart / denominator) << 32) + (low.QuadPart / denominator);
}
/* Fill and send a single IMediaSample. */
static HRESULT send_sample(struct parser_source *pin, IMediaSample *sample,
const struct wg_parser_event *event, uint32_t offset, uint32_t size, DWORD bytes_per_second)
{
HRESULT hr;
BYTE *ptr = NULL;
TRACE("offset %u, size %u, sample size %lu.\n", offset, size, IMediaSample_GetSize(sample));
hr = IMediaSample_SetActualDataLength(sample, size);
if(FAILED(hr)){
ERR("Failed to set sample size, hr %#lx.\n", hr);
return hr;
}
IMediaSample_GetPointer(sample, &ptr);
if (!wg_parser_stream_copy_buffer(pin->wg_stream, ptr, offset, size))
{
/* The GStreamer pin has been flushed. */
return S_OK;
}
if (event->u.buffer.has_pts)
{
REFERENCE_TIME start_pts = event->u.buffer.pts;
if (offset)
start_pts += scale_uint64(offset, 10000000, bytes_per_second);
start_pts -= pin->seek.llCurrent;
start_pts *= pin->seek.dRate;
if (event->u.buffer.has_duration)
{
REFERENCE_TIME end_pts = event->u.buffer.pts + event->u.buffer.duration;
if (offset + size < event->u.buffer.size)
end_pts = event->u.buffer.pts + scale_uint64(offset + size, 10000000, bytes_per_second);
end_pts -= pin->seek.llCurrent;
end_pts *= pin->seek.dRate;
IMediaSample_SetTime(sample, &start_pts, &end_pts);
IMediaSample_SetMediaTime(sample, &start_pts, &end_pts);
}
else
{
IMediaSample_SetTime(sample, &start_pts, NULL);
IMediaSample_SetMediaTime(sample, NULL, NULL);
}
}
else
{
IMediaSample_SetTime(sample, NULL, NULL);
IMediaSample_SetMediaTime(sample, NULL, NULL);
}
IMediaSample_SetDiscontinuity(sample, !offset && event->u.buffer.discontinuity);
IMediaSample_SetPreroll(sample, event->u.buffer.preroll);
IMediaSample_SetSyncPoint(sample, !event->u.buffer.delta);
if (!pin->pin.pin.peer)
return VFW_E_NOT_CONNECTED;
hr = IMemInputPin_Receive(pin->pin.pMemInputPin, sample);
TRACE("Receive() returned hr %#lx.\n", hr);
return hr;
}
/* Send a single GStreamer buffer (splitting it into multiple IMediaSamples if
* necessary). */
static void send_buffer(struct parser_source *pin, const struct wg_parser_event *event)
{
HRESULT hr;
IMediaSample *sample;
if (IsEqualGUID(&pin->pin.pin.mt.formattype, &FORMAT_WaveFormatEx)
&& (IsEqualGUID(&pin->pin.pin.mt.subtype, &MEDIASUBTYPE_PCM)
|| IsEqualGUID(&pin->pin.pin.mt.subtype, &MEDIASUBTYPE_IEEE_FLOAT)))
{
WAVEFORMATEX *format = (WAVEFORMATEX *)pin->pin.pin.mt.pbFormat;
uint32_t offset = 0;
while (offset < event->u.buffer.size)
{
uint32_t advance;
if (FAILED(hr = IMemAllocator_GetBuffer(pin->pin.pAllocator, &sample, NULL, NULL, 0)))
{
ERR("Failed to get a sample, hr %#lx.\n", hr);
break;
}
advance = min(IMediaSample_GetSize(sample), event->u.buffer.size - offset);
hr = send_sample(pin, sample, event, offset, advance, format->nAvgBytesPerSec);
IMediaSample_Release(sample);
if (FAILED(hr))
break;
offset += advance;
}
}
else
{
if (FAILED(hr = IMemAllocator_GetBuffer(pin->pin.pAllocator, &sample, NULL, NULL, 0)))
{
ERR("Failed to get a sample, hr %#lx.\n", hr);
}
else
{
hr = send_sample(pin, sample, event, 0, event->u.buffer.size, 0);
IMediaSample_Release(sample);
}
}
wg_parser_stream_release_buffer(pin->wg_stream);
}
static DWORD CALLBACK stream_thread(void *arg)
{
struct parser_source *pin = arg;
struct parser *filter = impl_from_strmbase_filter(pin->pin.pin.filter);
TRACE("Starting streaming thread for pin %p.\n", pin);
while (filter->streaming)
{
struct wg_parser_event event;
EnterCriticalSection(&pin->flushing_cs);
if (!wg_parser_stream_get_event(pin->wg_stream, &event))
{
LeaveCriticalSection(&pin->flushing_cs);
continue;
}
TRACE("Got event of type %#x.\n", event.type);
switch (event.type)
{
case WG_PARSER_EVENT_BUFFER:
send_buffer(pin, &event);
break;
case WG_PARSER_EVENT_EOS:
IPin_EndOfStream(pin->pin.pin.peer);
break;
case WG_PARSER_EVENT_SEGMENT:
IPin_NewSegment(pin->pin.pin.peer, event.u.segment.position,
event.u.segment.stop, event.u.segment.rate);
break;
case WG_PARSER_EVENT_NONE:
assert(0);
}
LeaveCriticalSection(&pin->flushing_cs);
}
TRACE("Streaming stopped; exiting.\n");
return 0;
}
static DWORD CALLBACK read_thread(void *arg)
{
struct parser *filter = arg;
LONGLONG file_size, unused;
size_t buffer_size = 4096;
void *data = NULL;
if (!(data = malloc(buffer_size)))
return 0;
IAsyncReader_Length(filter->reader, &file_size, &unused);
TRACE("Starting read thread for filter %p.\n", filter);
while (filter->sink_connected)
{
uint64_t offset;
uint32_t size;
HRESULT hr;
if (!wg_parser_get_next_read_offset(filter->wg_parser, &offset, &size))
continue;
if (offset >= file_size)
size = 0;
else if (offset + size >= file_size)
size = file_size - offset;
if (!array_reserve(&data, &buffer_size, size, 1))
{
free(data);
return 0;
}
hr = IAsyncReader_SyncRead(filter->reader, offset, size, data);
if (FAILED(hr))
ERR("Failed to read %u bytes at offset %I64u, hr %#lx.\n", size, offset, hr);
wg_parser_push_data(filter->wg_parser, SUCCEEDED(hr) ? data : NULL, size);
}
free(data);
TRACE("Streaming stopped; exiting.\n");
return 0;
}
static inline struct parser_source *impl_from_IMediaSeeking(IMediaSeeking *iface)
{
return CONTAINING_RECORD(iface, struct parser_source, seek.IMediaSeeking_iface);
}
static struct strmbase_pin *parser_get_pin(struct strmbase_filter *base, unsigned int index)
{
struct parser *filter = impl_from_strmbase_filter(base);
if (filter->enum_sink_first)
{
if (!index)
return &filter->sink.pin;
else if (index <= filter->source_count)
return &filter->sources[index - 1]->pin.pin;
}
else
{
if (index < filter->source_count)
return &filter->sources[index]->pin.pin;
else if (index == filter->source_count)
return &filter->sink.pin;
}
return NULL;
}
static void parser_destroy(struct strmbase_filter *iface)
{
struct parser *filter = impl_from_strmbase_filter(iface);
HRESULT hr;
/* Don't need to clean up output pins, disconnecting input pin will do that */
if (filter->sink.pin.peer)
{
hr = IPin_Disconnect(filter->sink.pin.peer);
assert(hr == S_OK);
hr = IPin_Disconnect(&filter->sink.pin.IPin_iface);
assert(hr == S_OK);
}
if (filter->reader)
IAsyncReader_Release(filter->reader);
filter->reader = NULL;
wg_parser_destroy(filter->wg_parser);
strmbase_sink_cleanup(&filter->sink);
strmbase_filter_cleanup(&filter->filter);
free(filter);
}
static HRESULT parser_init_stream(struct strmbase_filter *iface)
{
struct parser *filter = impl_from_strmbase_filter(iface);
DWORD stop_flags = AM_SEEKING_NoPositioning;
const SourceSeeking *seeking;
unsigned int i;
if (!filter->sink_connected)
return S_OK;
filter->streaming = true;
wg_parser_end_flush(filter->wg_parser);
/* DirectShow retains the old seek positions, but resets to them every time
* it transitions from stopped -> paused. */
seeking = &filter->sources[0]->seek;
if (seeking->llStop)
stop_flags = AM_SEEKING_AbsolutePositioning;
wg_parser_stream_seek(filter->sources[0]->wg_stream, seeking->dRate,
seeking->llCurrent, seeking->llStop, AM_SEEKING_AbsolutePositioning, stop_flags);
for (i = 0; i < filter->source_count; ++i)
{
HRESULT hr;
if (!filter->sources[i]->pin.pin.peer)
continue;
if (FAILED(hr = IMemAllocator_Commit(filter->sources[i]->pin.pAllocator)))
ERR("Failed to commit allocator, hr %#lx.\n", hr);
filter->sources[i]->thread = CreateThread(NULL, 0, stream_thread, filter->sources[i], 0, NULL);
}
return S_OK;
}
static HRESULT parser_cleanup_stream(struct strmbase_filter *iface)
{
struct parser *filter = impl_from_strmbase_filter(iface);
unsigned int i;
if (!filter->sink_connected)
return S_OK;
filter->streaming = false;
wg_parser_begin_flush(filter->wg_parser);
for (i = 0; i < filter->source_count; ++i)
{
struct parser_source *pin = filter->sources[i];
if (!pin->pin.pin.peer)
continue;
IMemAllocator_Decommit(pin->pin.pAllocator);
WaitForSingleObject(pin->thread, INFINITE);
CloseHandle(pin->thread);
pin->thread = NULL;
}
return S_OK;
}
static const struct strmbase_filter_ops filter_ops =
{
.filter_get_pin = parser_get_pin,
.filter_destroy = parser_destroy,
.filter_init_stream = parser_init_stream,
.filter_cleanup_stream = parser_cleanup_stream,
};
static inline struct parser *impl_from_strmbase_sink(struct strmbase_sink *iface)
{
return CONTAINING_RECORD(iface, struct parser, sink);
}
static HRESULT sink_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
{
if (IsEqualGUID(&mt->majortype, &MEDIATYPE_Stream))
return S_OK;
return S_FALSE;
}
static HRESULT parser_sink_connect(struct strmbase_sink *iface, IPin *peer, const AM_MEDIA_TYPE *pmt)
{
struct parser *filter = impl_from_strmbase_sink(iface);
LONGLONG file_size, unused;
HRESULT hr = S_OK;
unsigned int i;
filter->reader = NULL;
if (FAILED(hr = IPin_QueryInterface(peer, &IID_IAsyncReader, (void **)&filter->reader)))
return hr;
IAsyncReader_Length(filter->reader, &file_size, &unused);
filter->sink_connected = true;
filter->read_thread = CreateThread(NULL, 0, read_thread, filter, 0, NULL);
if (FAILED(hr = wg_parser_connect(filter->wg_parser, file_size)))
goto err;
if (!filter->init_gst(filter))
{
hr = E_FAIL;
goto err;
}
for (i = 0; i < filter->source_count; ++i)
{
struct parser_source *pin = filter->sources[i];
pin->seek.llDuration = pin->seek.llStop = wg_parser_stream_get_duration(pin->wg_stream);
pin->seek.llCurrent = 0;
}
return S_OK;
err:
GST_RemoveOutputPins(filter);
IAsyncReader_Release(filter->reader);
filter->reader = NULL;
return hr;
}
static void parser_sink_disconnect(struct strmbase_sink *iface)
{
struct parser *filter = impl_from_strmbase_sink(iface);
GST_RemoveOutputPins(filter);
IAsyncReader_Release(filter->reader);
filter->reader = NULL;
}
static const struct strmbase_sink_ops sink_ops =
{
.base.pin_query_accept = sink_query_accept,
.sink_connect = parser_sink_connect,
.sink_disconnect = parser_sink_disconnect,
};
static BOOL decodebin_parser_filter_init_gst(struct parser *filter)
{
struct wg_parser *parser = filter->wg_parser;
unsigned int i, stream_count;
WCHAR source_name[20];
stream_count = wg_parser_get_stream_count(parser);
for (i = 0; i < stream_count; ++i)
{
swprintf(source_name, ARRAY_SIZE(source_name), L"Stream %02u", i);
if (!create_pin(filter, wg_parser_get_stream(parser, i), source_name))
return FALSE;
}
return TRUE;
}
static HRESULT decodebin_parser_source_query_accept(struct parser_source *pin, const AM_MEDIA_TYPE *mt)
{
struct wg_format format;
/* At least make sure we can convert it to wg_format. */
return amt_to_wg_format(mt, &format) ? S_OK : S_FALSE;
}
static HRESULT decodebin_parser_source_get_media_type(struct parser_source *pin,
unsigned int index, AM_MEDIA_TYPE *mt)
{
struct wg_format format;
static const enum wg_video_format video_formats[] =
{
/* Try to prefer YUV formats over RGB ones. Most decoders output in the
* YUV color space, and it's generally much less expensive for
* videoconvert to do YUV -> YUV transformations. */
WG_VIDEO_FORMAT_AYUV,
WG_VIDEO_FORMAT_I420,
WG_VIDEO_FORMAT_YV12,
WG_VIDEO_FORMAT_YUY2,
WG_VIDEO_FORMAT_UYVY,
WG_VIDEO_FORMAT_YVYU,
WG_VIDEO_FORMAT_NV12,
WG_VIDEO_FORMAT_BGRA,
WG_VIDEO_FORMAT_BGRx,
WG_VIDEO_FORMAT_BGR,
WG_VIDEO_FORMAT_RGB16,
WG_VIDEO_FORMAT_RGB15,
};
wg_parser_stream_get_preferred_format(pin->wg_stream, &format);
memset(mt, 0, sizeof(AM_MEDIA_TYPE));
if (amt_from_wg_format(mt, &format, false))
{
if (!index--)
return S_OK;
FreeMediaType(mt);
}
if (format.major_type == WG_MAJOR_TYPE_VIDEO && index < ARRAY_SIZE(video_formats))
{
format.u.video.format = video_formats[index];
if (!amt_from_wg_format(mt, &format, false))
return E_OUTOFMEMORY;
return S_OK;
}
else if (format.major_type == WG_MAJOR_TYPE_AUDIO && !index)
{
format.u.audio.format = WG_AUDIO_FORMAT_S16LE;
if (!amt_from_wg_format(mt, &format, false))
return E_OUTOFMEMORY;
return S_OK;
}
return VFW_S_NO_MORE_ITEMS;
}
static BOOL parser_init_gstreamer(void)
{
if (!init_gstreamer())
return FALSE;
return TRUE;
}
HRESULT decodebin_parser_create(IUnknown *outer, IUnknown **out)
{
struct parser *object;
if (!parser_init_gstreamer())
return E_FAIL;
if (!(object = calloc(1, sizeof(*object))))
return E_OUTOFMEMORY;
if (!(object->wg_parser = wg_parser_create(WG_PARSER_DECODEBIN, false)))
{
free(object);
return E_OUTOFMEMORY;
}
strmbase_filter_init(&object->filter, outer, &CLSID_decodebin_parser, &filter_ops);
strmbase_sink_init(&object->sink, &object->filter, L"input pin", &sink_ops, NULL);
object->init_gst = decodebin_parser_filter_init_gst;
object->source_query_accept = decodebin_parser_source_query_accept;
object->source_get_media_type = decodebin_parser_source_get_media_type;
TRACE("Created GStreamer demuxer %p.\n", object);
*out = &object->filter.IUnknown_inner;
return S_OK;
}
static struct parser *impl_from_IAMStreamSelect(IAMStreamSelect *iface)
{
return CONTAINING_RECORD(iface, struct parser, IAMStreamSelect_iface);
}
static HRESULT WINAPI stream_select_QueryInterface(IAMStreamSelect *iface, REFIID iid, void **out)
{
struct parser *filter = impl_from_IAMStreamSelect(iface);
return IUnknown_QueryInterface(filter->filter.outer_unk, iid, out);
}
static ULONG WINAPI stream_select_AddRef(IAMStreamSelect *iface)
{
struct parser *filter = impl_from_IAMStreamSelect(iface);
return IUnknown_AddRef(filter->filter.outer_unk);
}
static ULONG WINAPI stream_select_Release(IAMStreamSelect *iface)
{
struct parser *filter = impl_from_IAMStreamSelect(iface);
return IUnknown_Release(filter->filter.outer_unk);
}
static HRESULT WINAPI stream_select_Count(IAMStreamSelect *iface, DWORD *count)
{
FIXME("iface %p, count %p, stub!\n", iface, count);
return E_NOTIMPL;
}
static HRESULT WINAPI stream_select_Info(IAMStreamSelect *iface, LONG index,
AM_MEDIA_TYPE **mt, DWORD *flags, LCID *lcid, DWORD *group, WCHAR **name,
IUnknown **object, IUnknown **unknown)
{
FIXME("iface %p, index %ld, mt %p, flags %p, lcid %p, group %p, name %p, object %p, unknown %p, stub!\n",
iface, index, mt, flags, lcid, group, name, object, unknown);
return E_NOTIMPL;
}
static HRESULT WINAPI stream_select_Enable(IAMStreamSelect *iface, LONG index, DWORD flags)
{
FIXME("iface %p, index %ld, flags %#lx, stub!\n", iface, index, flags);
return E_NOTIMPL;
}
static const IAMStreamSelectVtbl stream_select_vtbl =
{
stream_select_QueryInterface,
stream_select_AddRef,
stream_select_Release,
stream_select_Count,
stream_select_Info,
stream_select_Enable,
};
static HRESULT WINAPI GST_ChangeCurrent(IMediaSeeking *iface)
{
struct parser_source *This = impl_from_IMediaSeeking(iface);
TRACE("(%p)\n", This);
return S_OK;
}
static HRESULT WINAPI GST_ChangeStop(IMediaSeeking *iface)
{
struct parser_source *This = impl_from_IMediaSeeking(iface);
TRACE("(%p)\n", This);
return S_OK;
}
static HRESULT WINAPI GST_ChangeRate(IMediaSeeking *iface)
{
struct parser_source *pin = impl_from_IMediaSeeking(iface);
wg_parser_stream_seek(pin->wg_stream, pin->seek.dRate, 0, 0,
AM_SEEKING_NoPositioning, AM_SEEKING_NoPositioning);
return S_OK;
}
static HRESULT WINAPI GST_Seeking_QueryInterface(IMediaSeeking *iface, REFIID riid, void **ppv)
{
struct parser_source *This = impl_from_IMediaSeeking(iface);
return IPin_QueryInterface(&This->pin.pin.IPin_iface, riid, ppv);
}
static ULONG WINAPI GST_Seeking_AddRef(IMediaSeeking *iface)
{
struct parser_source *This = impl_from_IMediaSeeking(iface);
return IPin_AddRef(&This->pin.pin.IPin_iface);
}
static ULONG WINAPI GST_Seeking_Release(IMediaSeeking *iface)
{
struct parser_source *This = impl_from_IMediaSeeking(iface);
return IPin_Release(&This->pin.pin.IPin_iface);
}
static HRESULT WINAPI GST_Seeking_SetPositions(IMediaSeeking *iface,
LONGLONG *current, DWORD current_flags, LONGLONG *stop, DWORD stop_flags)
{
struct parser_source *pin = impl_from_IMediaSeeking(iface);
struct parser *filter = impl_from_strmbase_filter(pin->pin.pin.filter);
int i;
TRACE("pin %p, current %s, current_flags %#lx, stop %s, stop_flags %#lx.\n",
pin, current ? debugstr_time(*current) : "<null>", current_flags,
stop ? debugstr_time(*stop) : "<null>", stop_flags);
if (pin->pin.pin.filter->state == State_Stopped)
{
SourceSeekingImpl_SetPositions(iface, current, current_flags, stop, stop_flags);
return S_OK;
}
if (!(current_flags & AM_SEEKING_NoFlush))
{
wg_parser_begin_flush(filter->wg_parser);
for (i = 0; i < filter->source_count; ++i)
{
if (filter->sources[i]->pin.pin.peer)
IPin_BeginFlush(filter->sources[i]->pin.pin.peer);
}
if (filter->reader)
IAsyncReader_BeginFlush(filter->reader);
}
/* Acquire the flushing locks. This blocks the streaming threads, and
* ensures the seek is serialized between flushes. */
for (i = 0; i < filter->source_count; ++i)
{
struct parser_source *flush_pin = filter->sources[i];
if (flush_pin->pin.pin.peer)
EnterCriticalSection(&flush_pin->flushing_cs);
}
SourceSeekingImpl_SetPositions(iface, current, current_flags, stop, stop_flags);
wg_parser_stream_seek(pin->wg_stream, pin->seek.dRate,
pin->seek.llCurrent, pin->seek.llStop, current_flags, stop_flags);
if (!(current_flags & AM_SEEKING_NoFlush))
{
wg_parser_end_flush(filter->wg_parser);
for (i = 0; i < filter->source_count; ++i)
{
struct parser_source *flush_pin = filter->sources[i];
if (flush_pin->pin.pin.peer)
IPin_EndFlush(flush_pin->pin.pin.peer);
}
if (filter->reader)
IAsyncReader_EndFlush(filter->reader);
}
/* Release the flushing locks. */
for (i = filter->source_count - 1; i >= 0; --i)
{
struct parser_source *flush_pin = filter->sources[i];
if (flush_pin->pin.pin.peer)
LeaveCriticalSection(&flush_pin->flushing_cs);
}
return S_OK;
}
static const IMediaSeekingVtbl GST_Seeking_Vtbl =
{
GST_Seeking_QueryInterface,
GST_Seeking_AddRef,
GST_Seeking_Release,
SourceSeekingImpl_GetCapabilities,
SourceSeekingImpl_CheckCapabilities,
SourceSeekingImpl_IsFormatSupported,
SourceSeekingImpl_QueryPreferredFormat,
SourceSeekingImpl_GetTimeFormat,
SourceSeekingImpl_IsUsingTimeFormat,
SourceSeekingImpl_SetTimeFormat,
SourceSeekingImpl_GetDuration,
SourceSeekingImpl_GetStopPosition,
SourceSeekingImpl_GetCurrentPosition,
SourceSeekingImpl_ConvertTimeFormat,
GST_Seeking_SetPositions,
SourceSeekingImpl_GetPositions,
SourceSeekingImpl_GetAvailable,
SourceSeekingImpl_SetRate,
SourceSeekingImpl_GetRate,
SourceSeekingImpl_GetPreroll
};
static inline struct parser_source *impl_from_IQualityControl( IQualityControl *iface )
{
return CONTAINING_RECORD(iface, struct parser_source, IQualityControl_iface);
}
static HRESULT WINAPI GST_QualityControl_QueryInterface(IQualityControl *iface, REFIID riid, void **ppv)
{
struct parser_source *pin = impl_from_IQualityControl(iface);
return IPin_QueryInterface(&pin->pin.pin.IPin_iface, riid, ppv);
}
static ULONG WINAPI GST_QualityControl_AddRef(IQualityControl *iface)
{
struct parser_source *pin = impl_from_IQualityControl(iface);
return IPin_AddRef(&pin->pin.pin.IPin_iface);
}
static ULONG WINAPI GST_QualityControl_Release(IQualityControl *iface)
{
struct parser_source *pin = impl_from_IQualityControl(iface);
return IPin_Release(&pin->pin.pin.IPin_iface);
}
static HRESULT WINAPI GST_QualityControl_Notify(IQualityControl *iface, IBaseFilter *sender, Quality q)
{
struct parser_source *pin = impl_from_IQualityControl(iface);
uint64_t timestamp;
int64_t diff;
TRACE("pin %p, sender %p, type %s, proportion %ld, late %s, timestamp %s.\n",
pin, sender, q.Type == Famine ? "Famine" : "Flood", q.Proportion,
debugstr_time(q.Late), debugstr_time(q.TimeStamp));
/* DirectShow filters sometimes pass negative timestamps (Audiosurf uses the
* current time instead of the time of the last buffer). GstClockTime is
* unsigned, so clamp it to 0. */
timestamp = max(q.TimeStamp, 0);
/* The documentation specifies that timestamp + diff must be nonnegative. */
diff = q.Late;
if (diff < 0 && timestamp < (uint64_t)-diff)
diff = -timestamp;
/* DirectShow "Proportion" describes what percentage of buffers the upstream
* filter should keep (i.e. dropping the rest). If frames are late, the
* proportion will be less than 1. For example, a proportion of 500 means
* that the element should drop half of its frames, essentially because
* frames are taking twice as long as they should to arrive.
*
* GStreamer "proportion" is the inverse of this; it describes how much
* faster the upstream element should produce frames. I.e. if frames are
* taking twice as long as they should to arrive, we want the frames to be
* decoded twice as fast, and so we pass 2.0 to GStreamer. */
if (!q.Proportion)
{
WARN("Ignoring quality message with zero proportion.\n");
return S_OK;
}
/* GST_QOS_TYPE_OVERFLOW is also used for buffers that arrive on time, but
* DirectShow filters might use Famine, so check that there actually is an
* underrun. */
wg_parser_stream_notify_qos(pin->wg_stream, q.Type == Famine && q.Proportion < 1000,
1000.0 / q.Proportion, diff, timestamp);
return S_OK;
}
static HRESULT WINAPI GST_QualityControl_SetSink(IQualityControl *iface, IQualityControl *tonotify)
{
struct parser_source *pin = impl_from_IQualityControl(iface);
TRACE("(%p)->(%p)\n", pin, pin);
/* Do nothing */
return S_OK;
}
static const IQualityControlVtbl GSTOutPin_QualityControl_Vtbl = {
GST_QualityControl_QueryInterface,
GST_QualityControl_AddRef,
GST_QualityControl_Release,
GST_QualityControl_Notify,
GST_QualityControl_SetSink
};
static inline struct parser_source *impl_source_from_IPin(IPin *iface)
{
return CONTAINING_RECORD(iface, struct parser_source, pin.pin.IPin_iface);
}
static HRESULT source_query_interface(struct strmbase_pin *iface, REFIID iid, void **out)
{
struct parser_source *pin = impl_source_from_IPin(&iface->IPin_iface);
if (IsEqualGUID(iid, &IID_IMediaSeeking))
*out = &pin->seek.IMediaSeeking_iface;
else if (IsEqualGUID(iid, &IID_IQualityControl))
*out = &pin->IQualityControl_iface;
else
return E_NOINTERFACE;
IUnknown_AddRef((IUnknown *)*out);
return S_OK;
}
static HRESULT source_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
{
struct parser_source *pin = impl_source_from_IPin(&iface->IPin_iface);
struct parser *filter = impl_from_strmbase_filter(iface->filter);
return filter->source_query_accept(pin, mt);
}
static HRESULT source_get_media_type(struct strmbase_pin *iface, unsigned int index, AM_MEDIA_TYPE *mt)
{
struct parser_source *pin = impl_source_from_IPin(&iface->IPin_iface);
struct parser *filter = impl_from_strmbase_filter(iface->filter);
return filter->source_get_media_type(pin, index, mt);
}
static HRESULT WINAPI GSTOutPin_DecideBufferSize(struct strmbase_source *iface,
IMemAllocator *allocator, ALLOCATOR_PROPERTIES *props)
{
struct parser_source *pin = impl_source_from_IPin(&iface->pin.IPin_iface);
unsigned int buffer_size = 16384;
ALLOCATOR_PROPERTIES ret_props;
struct wg_format format;
bool ret;
if (IsEqualGUID(&pin->pin.pin.mt.formattype, &FORMAT_VideoInfo))
{
VIDEOINFOHEADER *format = (VIDEOINFOHEADER *)pin->pin.pin.mt.pbFormat;
buffer_size = format->bmiHeader.biSizeImage;
}
else if (IsEqualGUID(&pin->pin.pin.mt.formattype, &FORMAT_WaveFormatEx)
&& (IsEqualGUID(&pin->pin.pin.mt.subtype, &MEDIASUBTYPE_PCM)
|| IsEqualGUID(&pin->pin.pin.mt.subtype, &MEDIASUBTYPE_IEEE_FLOAT)))
{
WAVEFORMATEX *format = (WAVEFORMATEX *)pin->pin.pin.mt.pbFormat;
buffer_size = format->nAvgBytesPerSec;
}
ret = amt_to_wg_format(&pin->pin.pin.mt, &format);
assert(ret);
wg_parser_stream_enable(pin->wg_stream, &format);
/* We do need to drop any buffers that might have been sent with the old
* caps, but this will be handled in parser_init_stream(). */
props->cBuffers = max(props->cBuffers, 1);
props->cbBuffer = max(props->cbBuffer, buffer_size);
props->cbAlign = max(props->cbAlign, 1);
return IMemAllocator_SetProperties(allocator, props, &ret_props);
}
static void source_disconnect(struct strmbase_source *iface)
{
struct parser_source *pin = impl_source_from_IPin(&iface->pin.IPin_iface);
wg_parser_stream_disable(pin->wg_stream);
}
static void free_source_pin(struct parser_source *pin)
{
if (pin->pin.pin.peer)
{
if (SUCCEEDED(IMemAllocator_Decommit(pin->pin.pAllocator)))
IPin_Disconnect(pin->pin.pin.peer);
IPin_Disconnect(&pin->pin.pin.IPin_iface);
}
pin->flushing_cs.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&pin->flushing_cs);
strmbase_seeking_cleanup(&pin->seek);
strmbase_source_cleanup(&pin->pin);
free(pin);
}
static const struct strmbase_source_ops source_ops =
{
.base.pin_query_interface = source_query_interface,
.base.pin_query_accept = source_query_accept,
.base.pin_get_media_type = source_get_media_type,
.pfnAttemptConnection = BaseOutputPinImpl_AttemptConnection,
.pfnDecideAllocator = BaseOutputPinImpl_DecideAllocator,
.pfnDecideBufferSize = GSTOutPin_DecideBufferSize,
.source_disconnect = source_disconnect,
};
static struct parser_source *create_pin(struct parser *filter,
struct wg_parser_stream *stream, const WCHAR *name)
{
struct parser_source *pin, **new_array;
if (!(new_array = realloc(filter->sources, (filter->source_count + 1) * sizeof(*filter->sources))))
return NULL;
filter->sources = new_array;
if (!(pin = calloc(1, sizeof(*pin))))
return NULL;
pin->wg_stream = stream;
strmbase_source_init(&pin->pin, &filter->filter, name, &source_ops);
pin->IQualityControl_iface.lpVtbl = &GSTOutPin_QualityControl_Vtbl;
strmbase_seeking_init(&pin->seek, &GST_Seeking_Vtbl, GST_ChangeStop,
GST_ChangeCurrent, GST_ChangeRate);
BaseFilterImpl_IncrementPinVersion(&filter->filter);
InitializeCriticalSection(&pin->flushing_cs);
pin->flushing_cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": pin.flushing_cs");
filter->sources[filter->source_count++] = pin;
return pin;
}
static HRESULT GST_RemoveOutputPins(struct parser *This)
{
unsigned int i;
TRACE("(%p)\n", This);
if (!This->sink_connected)
return S_OK;
wg_parser_disconnect(This->wg_parser);
/* read_thread() needs to stay alive to service any read requests GStreamer
* sends, so we can only shut it down after GStreamer stops. */
This->sink_connected = false;
WaitForSingleObject(This->read_thread, INFINITE);
CloseHandle(This->read_thread);
for (i = 0; i < This->source_count; ++i)
{
if (This->sources[i])
free_source_pin(This->sources[i]);
}
This->source_count = 0;
free(This->sources);
This->sources = NULL;
BaseFilterImpl_IncrementPinVersion(&This->filter);
return S_OK;
}
static BOOL compare_media_types(const AM_MEDIA_TYPE *a, const AM_MEDIA_TYPE *b)
{
return IsEqualGUID(&a->majortype, &b->majortype)
&& IsEqualGUID(&a->subtype, &b->subtype)
&& IsEqualGUID(&a->formattype, &b->formattype)
&& a->cbFormat == b->cbFormat
&& !memcmp(a->pbFormat, b->pbFormat, a->cbFormat);
}
static HRESULT wave_parser_sink_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
{
if (!IsEqualGUID(&mt->majortype, &MEDIATYPE_Stream))
return S_FALSE;
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_WAVE))
return S_OK;
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_AU) || IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_AIFF))
FIXME("AU and AIFF files are not yet supported.\n");
return S_FALSE;
}
static const struct strmbase_sink_ops wave_parser_sink_ops =
{
.base.pin_query_accept = wave_parser_sink_query_accept,
.sink_connect = parser_sink_connect,
.sink_disconnect = parser_sink_disconnect,
};
static BOOL wave_parser_filter_init_gst(struct parser *filter)
{
struct wg_parser *parser = filter->wg_parser;
if (!create_pin(filter, wg_parser_get_stream(parser, 0), L"output"))
return FALSE;
return TRUE;
}
static HRESULT wave_parser_source_query_accept(struct parser_source *pin, const AM_MEDIA_TYPE *mt)
{
struct wg_format format;
AM_MEDIA_TYPE pad_mt;
HRESULT hr;
wg_parser_stream_get_preferred_format(pin->wg_stream, &format);
if (!amt_from_wg_format(&pad_mt, &format, false))
return E_OUTOFMEMORY;
hr = compare_media_types(mt, &pad_mt) ? S_OK : S_FALSE;
FreeMediaType(&pad_mt);
return hr;
}
static HRESULT wave_parser_source_get_media_type(struct parser_source *pin,
unsigned int index, AM_MEDIA_TYPE *mt)
{
struct wg_format format;
if (index > 0)
return VFW_S_NO_MORE_ITEMS;
wg_parser_stream_get_preferred_format(pin->wg_stream, &format);
if (!amt_from_wg_format(mt, &format, false))
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT wave_parser_create(IUnknown *outer, IUnknown **out)
{
struct parser *object;
if (!parser_init_gstreamer())
return E_FAIL;
if (!(object = calloc(1, sizeof(*object))))
return E_OUTOFMEMORY;
if (!(object->wg_parser = wg_parser_create(WG_PARSER_WAVPARSE, false)))
{
free(object);
return E_OUTOFMEMORY;
}
strmbase_filter_init(&object->filter, outer, &CLSID_WAVEParser, &filter_ops);
strmbase_sink_init(&object->sink, &object->filter, L"input pin", &wave_parser_sink_ops, NULL);
object->init_gst = wave_parser_filter_init_gst;
object->source_query_accept = wave_parser_source_query_accept;
object->source_get_media_type = wave_parser_source_get_media_type;
TRACE("Created WAVE parser %p.\n", object);
*out = &object->filter.IUnknown_inner;
return S_OK;
}
static HRESULT avi_splitter_sink_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
{
if (IsEqualGUID(&mt->majortype, &MEDIATYPE_Stream)
&& IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_Avi))
return S_OK;
return S_FALSE;
}
static const struct strmbase_sink_ops avi_splitter_sink_ops =
{
.base.pin_query_accept = avi_splitter_sink_query_accept,
.sink_connect = parser_sink_connect,
.sink_disconnect = parser_sink_disconnect,
};
static BOOL avi_splitter_filter_init_gst(struct parser *filter)
{
struct wg_parser *parser = filter->wg_parser;
uint32_t i, stream_count;
WCHAR source_name[20];
stream_count = wg_parser_get_stream_count(parser);
for (i = 0; i < stream_count; ++i)
{
swprintf(source_name, ARRAY_SIZE(source_name), L"Stream %02u", i);
if (!create_pin(filter, wg_parser_get_stream(parser, i), source_name))
return FALSE;
}
return TRUE;
}
static HRESULT avi_splitter_source_query_accept(struct parser_source *pin, const AM_MEDIA_TYPE *mt)
{
struct wg_format format;
AM_MEDIA_TYPE pad_mt;
HRESULT hr;
wg_parser_stream_get_preferred_format(pin->wg_stream, &format);
if (!amt_from_wg_format(&pad_mt, &format, false))
return E_OUTOFMEMORY;
hr = compare_media_types(mt, &pad_mt) ? S_OK : S_FALSE;
FreeMediaType(&pad_mt);
return hr;
}
static HRESULT avi_splitter_source_get_media_type(struct parser_source *pin,
unsigned int index, AM_MEDIA_TYPE *mt)
{
struct wg_format format;
if (index > 0)
return VFW_S_NO_MORE_ITEMS;
wg_parser_stream_get_preferred_format(pin->wg_stream, &format);
if (!amt_from_wg_format(mt, &format, false))
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT avi_splitter_create(IUnknown *outer, IUnknown **out)
{
struct parser *object;
if (!parser_init_gstreamer())
return E_FAIL;
if (!(object = calloc(1, sizeof(*object))))
return E_OUTOFMEMORY;
if (!(object->wg_parser = wg_parser_create(WG_PARSER_AVIDEMUX, false)))
{
free(object);
return E_OUTOFMEMORY;
}
strmbase_filter_init(&object->filter, outer, &CLSID_AviSplitter, &filter_ops);
strmbase_sink_init(&object->sink, &object->filter, L"input pin", &avi_splitter_sink_ops, NULL);
object->init_gst = avi_splitter_filter_init_gst;
object->source_query_accept = avi_splitter_source_query_accept;
object->source_get_media_type = avi_splitter_source_get_media_type;
TRACE("Created AVI splitter %p.\n", object);
*out = &object->filter.IUnknown_inner;
return S_OK;
}
static HRESULT mpeg_splitter_sink_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
{
if (!IsEqualGUID(&mt->majortype, &MEDIATYPE_Stream))
return S_FALSE;
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MPEG1Audio))
return S_OK;
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MPEG1Video)
|| IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MPEG1System)
|| IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MPEG1VideoCD))
FIXME("Unsupported subtype %s.\n", wine_dbgstr_guid(&mt->subtype));
return S_FALSE;
}
static const struct strmbase_sink_ops mpeg_splitter_sink_ops =
{
.base.pin_query_accept = mpeg_splitter_sink_query_accept,
.sink_connect = parser_sink_connect,
.sink_disconnect = parser_sink_disconnect,
};
static BOOL mpeg_splitter_filter_init_gst(struct parser *filter)
{
struct wg_parser *parser = filter->wg_parser;
if (!create_pin(filter, wg_parser_get_stream(parser, 0), L"Audio"))
return FALSE;
return TRUE;
}
static HRESULT mpeg_splitter_source_query_accept(struct parser_source *pin, const AM_MEDIA_TYPE *mt)
{
struct wg_format format;
AM_MEDIA_TYPE pad_mt;
HRESULT hr;
wg_parser_stream_get_preferred_format(pin->wg_stream, &format);
if (!amt_from_wg_format(&pad_mt, &format, false))
return E_OUTOFMEMORY;
hr = compare_media_types(mt, &pad_mt) ? S_OK : S_FALSE;
FreeMediaType(&pad_mt);
return hr;
}
static HRESULT mpeg_splitter_source_get_media_type(struct parser_source *pin,
unsigned int index, AM_MEDIA_TYPE *mt)
{
struct wg_format format;
if (index > 0)
return VFW_S_NO_MORE_ITEMS;
wg_parser_stream_get_preferred_format(pin->wg_stream, &format);
if (!amt_from_wg_format(mt, &format, false))
return E_OUTOFMEMORY;
return S_OK;
}
static HRESULT mpeg_splitter_query_interface(struct strmbase_filter *iface, REFIID iid, void **out)
{
struct parser *filter = impl_from_strmbase_filter(iface);
if (IsEqualGUID(iid, &IID_IAMStreamSelect))
{
*out = &filter->IAMStreamSelect_iface;
IUnknown_AddRef((IUnknown *)*out);
return S_OK;
}
return E_NOINTERFACE;
}
static const struct strmbase_filter_ops mpeg_splitter_ops =
{
.filter_query_interface = mpeg_splitter_query_interface,
.filter_get_pin = parser_get_pin,
.filter_destroy = parser_destroy,
.filter_init_stream = parser_init_stream,
.filter_cleanup_stream = parser_cleanup_stream,
};
HRESULT mpeg_splitter_create(IUnknown *outer, IUnknown **out)
{
struct parser *object;
if (!parser_init_gstreamer())
return E_FAIL;
if (!(object = calloc(1, sizeof(*object))))
return E_OUTOFMEMORY;
if (!(object->wg_parser = wg_parser_create(WG_PARSER_MPEGAUDIOPARSE, false)))
{
free(object);
return E_OUTOFMEMORY;
}
strmbase_filter_init(&object->filter, outer, &CLSID_MPEG1Splitter, &mpeg_splitter_ops);
strmbase_sink_init(&object->sink, &object->filter, L"Input", &mpeg_splitter_sink_ops, NULL);
object->IAMStreamSelect_iface.lpVtbl = &stream_select_vtbl;
object->init_gst = mpeg_splitter_filter_init_gst;
object->source_query_accept = mpeg_splitter_source_query_accept;
object->source_get_media_type = mpeg_splitter_source_get_media_type;
object->enum_sink_first = TRUE;
TRACE("Created MPEG-1 splitter %p.\n", object);
*out = &object->filter.IUnknown_inner;
return S_OK;
}
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