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Sweden-Number/dlls/winegstreamer/gsttffilter.c

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/*
* GStreamer wrapper filter
*
* Copyright 2010 Maarten Lankhorst for CodeWeavers
* Copyright 2010 Aric Stewart 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
*
*/
#include "config.h"
#include <gst/app/gstappsink.h>
#include <gst/app/gstappsrc.h>
#include <gst/app/gstappbuffer.h>
#include "gst_private.h"
#include "gst_guids.h"
#include "uuids.h"
#include "mmreg.h"
#include "windef.h"
#include "winbase.h"
#include "dshow.h"
#include "strmif.h"
#include "vfwmsgs.h"
#include "dvdmedia.h"
#include "ks.h"
#include "ksmedia.h"
#include "msacm.h"
#include <assert.h>
#include "wine/unicode.h"
#include "wine/debug.h"
#include "initguid.h"
DEFINE_GUID(WMMEDIASUBTYPE_MP3, 0x00000055, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
WINE_DEFAULT_DEBUG_CHANNEL(gstreamer);
struct typeinfo {
GstCaps *caps;
const char *type;
};
static const IBaseFilterVtbl GSTTf_Vtbl;
static gboolean match_element(GstPluginFeature *feature, gpointer gdata) {
struct typeinfo *data = (struct typeinfo*)gdata;
GstElementFactory *factory;
const GList *list;
if (!GST_IS_ELEMENT_FACTORY(feature))
return FALSE;
factory = GST_ELEMENT_FACTORY(feature);
if (!strstr(gst_element_factory_get_klass(factory), data->type))
return FALSE;
for (list = gst_element_factory_get_static_pad_templates(factory); list; list = list->next) {
GstStaticPadTemplate *pad = (GstStaticPadTemplate*)list->data;
GstCaps *caps;
gboolean ret;
if (pad->direction != GST_PAD_SINK)
continue;
caps = gst_static_caps_get(&pad->static_caps);
ret = gst_caps_is_always_compatible(caps, data->caps);
gst_caps_unref(caps);
if (ret)
return TRUE;
}
return FALSE;
}
static const char *Gstreamer_FindMatch(const char *strcaps)
{
struct typeinfo data;
GList *list, *copy;
guint bestrank = 0;
GstElementFactory *bestfactory = NULL;
GstCaps *caps = gst_caps_from_string(strcaps);
data.caps = caps;
data.type = "Decoder";
copy = gst_default_registry_feature_filter(match_element, 0, &data);
for (list = copy; list; list = list->next) {
GstElementFactory *factory = (GstElementFactory*)list->data;
guint rank;
rank = gst_plugin_feature_get_rank(GST_PLUGIN_FEATURE(factory));
if (rank > bestrank || !bestrank) {
bestrank = rank;
bestfactory = factory;
}
}
gst_caps_unref(caps);
g_list_free(copy);
if (!bestfactory) {
FIXME("Could not find plugin for %s\n", strcaps);
return NULL;
}
return gst_plugin_feature_get_name(GST_PLUGIN_FEATURE(bestfactory));
}
typedef struct GstTfImpl {
TransformFilter tf;
IUnknown *seekthru_unk;
const char *gstreamer_name;
GstElement *filter;
GstPad *my_src, *my_sink, *their_src, *their_sink;
LONG cbBuffer;
} GstTfImpl;
static HRESULT WINAPI Gstreamer_transform_ProcessBegin(TransformFilter *iface) {
GstTfImpl *This = (GstTfImpl*)iface;
int ret;
ret = gst_element_set_state(This->filter, GST_STATE_PLAYING);
TRACE("Returned: %i\n", ret);
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_DecideBufferSize(TransformFilter *tf, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
{
GstTfImpl *This = (GstTfImpl*)tf;
ALLOCATOR_PROPERTIES actual;
if (!ppropInputRequest->cbAlign)
ppropInputRequest->cbAlign = 1;
ppropInputRequest->cbBuffer = This->cbBuffer;
if (ppropInputRequest->cBuffers < 2)
ppropInputRequest->cBuffers = 2;
return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
}
static void release_sample(void *data) {
TRACE("Releasing %p\n", data);
IMediaSample_Release((IMediaSample *)data);
}
static GstFlowReturn got_data(GstPad *pad, GstBuffer *buf) {
GstTfImpl *This = gst_pad_get_element_private(pad);
IMediaSample *sample = GST_APP_BUFFER(buf)->priv;
REFERENCE_TIME tStart, tStop;
HRESULT hr;
if (GST_BUFFER_TIMESTAMP_IS_VALID(buf) &&
GST_BUFFER_DURATION_IS_VALID(buf)) {
tStart = buf->timestamp / 100;
tStop = tStart + buf->duration / 100;
IMediaSample_SetTime(sample, &tStart, &tStop);
}
else
IMediaSample_SetTime(sample, NULL, NULL);
if (GST_BUFFER_OFFSET_IS_VALID(buf) &&
GST_BUFFER_OFFSET_END_IS_VALID(buf)) {
tStart = buf->offset / 100;
tStop = buf->offset_end / 100;
IMediaSample_SetMediaTime(sample, &tStart, &tStop);
}
else
IMediaSample_SetMediaTime(sample, NULL, NULL);
IMediaSample_SetDiscontinuity(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DISCONT));
IMediaSample_SetPreroll(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_PREROLL));
IMediaSample_SetSyncPoint(sample, !GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DELTA_UNIT));
IMediaSample_SetActualDataLength(sample, GST_BUFFER_SIZE(buf));
hr = BaseOutputPinImpl_Deliver((BaseOutputPin*)This->tf.ppPins[1], sample);
gst_buffer_unref(buf);
if (FAILED(hr))
return GST_FLOW_WRONG_STATE;
if (hr != S_OK)
return GST_FLOW_RESEND;
return GST_FLOW_OK;
}
static GstFlowReturn request_buffer(GstPad *pad, guint64 ofs, guint size, GstCaps *caps, GstBuffer **buf) {
GstTfImpl *This = gst_pad_get_element_private(pad);
IMediaSample *sample;
BYTE *ptr;
HRESULT hr;
TRACE("Requesting buffer\n");
hr = BaseOutputPinImpl_GetDeliveryBuffer((BaseOutputPin*)This->tf.ppPins[1], &sample, NULL, NULL, 0);
if (FAILED(hr)) {
ERR("Could not get output buffer: %08x\n", hr);
return GST_FLOW_WRONG_STATE;
}
IMediaSample_SetActualDataLength(sample, size);
IMediaSample_GetPointer(sample, &ptr);
*buf = gst_app_buffer_new(ptr, size, release_sample, sample);
if (!*buf) {
IMediaSample_Release(sample);
ERR("Out of memory\n");
return GST_FLOW_ERROR;
}
if (!caps)
caps = gst_pad_get_caps_reffed(This->my_sink);
gst_buffer_set_caps(*buf, caps);
return GST_FLOW_OK;
}
static HRESULT WINAPI Gstreamer_transform_ProcessData(TransformFilter *iface, IMediaSample *sample) {
GstTfImpl *This = (GstTfImpl*)iface;
REFERENCE_TIME tStart, tStop;
BYTE *data;
GstBuffer *buf;
HRESULT hr;
int ret;
TRACE("Reading %p\n", sample);
EnterCriticalSection(&This->tf.csReceive);
IMediaSample_GetPointer(sample, &data);
buf = gst_app_buffer_new(data, IMediaSample_GetActualDataLength(sample), release_sample, sample);
if (!buf) {
LeaveCriticalSection(&This->tf.csReceive);
return S_OK;
}
gst_buffer_set_caps(buf, gst_pad_get_caps_reffed(This->my_src));
IMediaSample_AddRef(sample);
buf->duration = buf->timestamp = -1;
hr = IMediaSample_GetTime(sample, &tStart, &tStop);
if (SUCCEEDED(hr)) {
buf->timestamp = tStart * 100;
if (hr == S_OK)
buf->duration = (tStop - tStart)*100;
}
if (IMediaSample_GetMediaTime(sample, &tStart, &tStop) == S_OK) {
buf->offset = tStart * 100;
buf->offset_end = tStop * 100;
}
if (IMediaSample_IsDiscontinuity(sample) == S_OK)
GST_BUFFER_FLAG_SET(buf, GST_BUFFER_FLAG_DISCONT);
if (IMediaSample_IsPreroll(sample) == S_OK)
GST_BUFFER_FLAG_SET(buf, GST_BUFFER_FLAG_PREROLL);
if (IMediaSample_IsSyncPoint(sample) != S_OK)
GST_BUFFER_FLAG_SET(buf, GST_BUFFER_FLAG_DELTA_UNIT);
LeaveCriticalSection(&This->tf.csReceive);
ret = gst_pad_push(This->my_src, buf);
if (ret)
WARN("Sending returned: %i\n", ret);
if (ret == GST_FLOW_ERROR)
return E_FAIL;
if (ret == GST_FLOW_WRONG_STATE)
return VFW_E_WRONG_STATE;
if (ret == GST_FLOW_RESEND)
return S_FALSE;
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_ProcessEnd(TransformFilter *iface) {
GstTfImpl *This = (GstTfImpl*)iface;
int ret;
LeaveCriticalSection(&This->tf.csReceive);
ret = gst_element_set_state(This->filter, GST_STATE_READY);
EnterCriticalSection(&This->tf.csReceive);
TRACE("Returned: %i\n", ret);
return S_OK;
}
static void Gstreamer_transform_pad_added(GstElement *filter, GstPad *pad, GstTfImpl *This)
{
int ret;
if (!GST_PAD_IS_SRC(pad))
return;
ret = gst_pad_link(pad, This->my_sink);
if (ret < 0)
WARN("Failed to link with %i\n", ret);
This->their_src = pad;
gst_pad_set_active(pad, TRUE);
gst_pad_set_active(This->my_sink, TRUE);
}
static HRESULT Gstreamer_transform_ConnectInput(GstTfImpl *This, const AM_MEDIA_TYPE *amt, GstCaps *capsin, GstCaps *capsout) {
GstIterator *it;
int done = 0, found = 0, ret;
This->filter = gst_element_factory_make(This->gstreamer_name, NULL);
if (!This->filter) {
FIXME("Could not make %s filter\n", This->gstreamer_name);
return E_FAIL;
}
This->my_src = gst_pad_new(NULL, GST_PAD_SRC);
gst_pad_set_element_private (This->my_src, This);
This->my_sink = gst_pad_new(NULL, GST_PAD_SINK);
gst_pad_set_chain_function(This->my_sink, got_data);
gst_pad_set_bufferalloc_function(This->my_sink, request_buffer);
gst_pad_set_element_private (This->my_sink, This);
ret = gst_pad_set_caps(This->my_src, capsin);
if (ret < 0) {
WARN("Failed to set caps on own source with %i\n", ret);
return E_FAIL;
}
ret = gst_pad_set_caps(This->my_sink, capsout);
if (ret < 0) {
WARN("Failed to set caps on own sink with %i\n", ret);
return E_FAIL;
}
it = gst_element_iterate_sink_pads(This->filter);
while (!done) {
gpointer item;
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_sink = item;
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = 1;
break;
}
}
gst_iterator_free(it);
if (!This->their_sink) {
ERR("Could not find sink on filter %s\n", This->gstreamer_name);
return E_FAIL;
}
it = gst_element_iterate_src_pads(This->filter);
gst_iterator_resync(it);
done = 0;
while (!done) {
gpointer item;
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_src = item;
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = 1;
break;
}
}
gst_iterator_free(it);
found = !!This->their_src;
if (!found)
g_signal_connect(This->filter, "pad-added", G_CALLBACK(Gstreamer_transform_pad_added), This);
ret = gst_pad_link(This->my_src, This->their_sink);
if (ret < 0) {
WARN("Failed to link with %i\n", ret);
return E_FAIL;
}
if (found)
Gstreamer_transform_pad_added(This->filter, This->their_src, This);
if (!gst_pad_is_linked(This->my_sink))
return E_FAIL;
TRACE("Connected\n");
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_Cleanup(TransformFilter *tf, PIN_DIRECTION dir) {
GstTfImpl *This = (GstTfImpl*)tf;
if (dir == PINDIR_INPUT)
{
if (This->filter) {
gst_element_set_state(This->filter, GST_STATE_NULL);
gst_object_unref(This->filter);
}
This->filter = NULL;
if (This->my_src) {
gst_pad_unlink(This->my_src, This->their_sink);
gst_object_unref(This->my_src);
}
if (This->my_sink) {
gst_pad_unlink(This->their_src, This->my_sink);
gst_object_unref(This->my_sink);
}
This->my_sink = This->my_src = This->their_sink = This->their_src = NULL;
}
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_EndOfStream(TransformFilter *iface) {
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("%p\n", This);
gst_pad_push_event(This->my_src, gst_event_new_eos());
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_BeginFlush(TransformFilter *iface) {
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("%p\n", This);
gst_pad_push_event(This->my_src, gst_event_new_flush_start());
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_EndFlush(TransformFilter *iface) {
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("%p\n", This);
gst_pad_push_event(This->my_src, gst_event_new_flush_stop());
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_NewSegment(TransformFilter *iface, REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate) {
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("%p\n", This);
gst_pad_push_event(This->my_src, gst_event_new_new_segment_full(1,
1.0, dRate, GST_FORMAT_TIME, 0, tStop <= tStart ? -1 : tStop * 100, tStart*100));
return S_OK;
}
static HRESULT WINAPI Gstreamer_transform_QOS(TransformFilter *iface, IBaseFilter *sender, Quality qm) {
GstTfImpl *This = (GstTfImpl*)iface;
REFERENCE_TIME late = qm.Late;
if (qm.Late < 0 && -qm.Late > qm.TimeStamp)
late = -qm.TimeStamp;
gst_pad_push_event(This->my_sink, gst_event_new_qos(1000. / qm.Proportion, late * 100, qm.TimeStamp * 100));
return TransformFilterImpl_Notify(iface, sender, qm);
}
static HRESULT Gstreamer_transform_create(IUnknown *punkout, const CLSID *clsid, const char *name, const TransformFilterFuncTable *vtbl, void **obj)
{
GstTfImpl *This;
if (FAILED(TransformFilter_Construct(&GSTTf_Vtbl, sizeof(GstTfImpl), clsid, vtbl, (IBaseFilter**)&This)))
return E_OUTOFMEMORY;
else
{
ISeekingPassThru *passthru;
CoCreateInstance(&CLSID_SeekingPassThru, (IUnknown*)This, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void**)&This->seekthru_unk);
IUnknown_QueryInterface(This->seekthru_unk, &IID_ISeekingPassThru, (void**)&passthru);
ISeekingPassThru_Init(passthru, FALSE, (IPin*)This->tf.ppPins[0]);
ISeekingPassThru_Release(passthru);
}
This->gstreamer_name = name;
*obj = This;
return S_OK;
}
static HRESULT WINAPI Gstreamer_Mp3_QueryConnect(TransformFilter *iface, const AM_MEDIA_TYPE *amt) {
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("%p %p\n", This, amt);
dump_AM_MEDIA_TYPE(amt);
if ( (!IsEqualGUID(&amt->majortype, &MEDIATYPE_Audio) &&
!IsEqualGUID(&amt->majortype, &MEDIATYPE_Stream)) ||
(!IsEqualGUID(&amt->subtype, &MEDIASUBTYPE_MPEG1AudioPayload) &&
!IsEqualGUID(&amt->subtype, &WMMEDIASUBTYPE_MP3))
|| !IsEqualGUID(&amt->formattype, &FORMAT_WaveFormatEx))
return S_FALSE;
return S_OK;
}
static HRESULT WINAPI Gstreamer_Mp3_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE *amt) {
GstTfImpl *This = (GstTfImpl*)tf;
GstCaps *capsin, *capsout;
AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
WAVEFORMATEX *wfx, *wfxin;
HRESULT hr;
int layer;
if (dir != PINDIR_INPUT)
return S_OK;
if (Gstreamer_Mp3_QueryConnect(&This->tf, amt) == S_FALSE || !amt->pbFormat)
return VFW_E_TYPE_NOT_ACCEPTED;
wfxin = (WAVEFORMATEX*)amt->pbFormat;
switch (wfxin->wFormatTag) {
case WAVE_FORMAT_MPEGLAYER3:
layer = 3;
break;
case WAVE_FORMAT_MPEG: {
MPEG1WAVEFORMAT *mpgformat = (MPEG1WAVEFORMAT*)wfxin;
layer = mpgformat->fwHeadLayer;
break;
}
default:
FIXME("Unhandled tag %x\n", wfxin->wFormatTag);
return E_FAIL;
}
FreeMediaType(outpmt);
CopyMediaType(outpmt, amt);
outpmt->subtype = MEDIASUBTYPE_PCM;
outpmt->formattype = FORMAT_WaveFormatEx;
outpmt->cbFormat = sizeof(*wfx);
CoTaskMemFree(outpmt->pbFormat);
wfx = CoTaskMemAlloc(outpmt->cbFormat);
outpmt->pbFormat = (BYTE*)wfx;
wfx->wFormatTag = WAVE_FORMAT_PCM;
wfx->wBitsPerSample = 16;
wfx->nSamplesPerSec = wfxin->nSamplesPerSec;
wfx->nChannels = wfxin->nChannels;
wfx->nBlockAlign = wfx->wBitsPerSample * wfx->nChannels / 8;
wfx->cbSize = 0;
wfx->nAvgBytesPerSec = wfx->nSamplesPerSec * wfx->nBlockAlign;
capsin = gst_caps_new_simple("audio/mpeg",
"mpegversion", G_TYPE_INT, 1,
"layer", G_TYPE_INT, layer,
"rate", G_TYPE_INT, wfx->nSamplesPerSec,
"channels", G_TYPE_INT, wfx->nChannels,
NULL);
capsout = gst_caps_new_simple("audio/x-raw-int",
"endianness", G_TYPE_INT, 1234,
"signed", G_TYPE_BOOLEAN, 1,
"width", G_TYPE_INT, 16,
"depth", G_TYPE_INT, 16,
"rate", G_TYPE_INT, wfx->nSamplesPerSec,
"channels", G_TYPE_INT, wfx->nChannels,
NULL);
hr = Gstreamer_transform_ConnectInput(This, amt, capsin, capsout);
gst_caps_unref(capsin);
gst_caps_unref(capsout);
This->cbBuffer = wfx->nAvgBytesPerSec / 4;
return hr;
}
static HRESULT WINAPI Gstreamer_Mp3_ConnectInput(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
{
return S_OK;
}
static const TransformFilterFuncTable Gstreamer_Mp3_vtbl = {
Gstreamer_transform_DecideBufferSize,
Gstreamer_transform_ProcessBegin,
Gstreamer_transform_ProcessData,
Gstreamer_transform_ProcessEnd,
Gstreamer_Mp3_QueryConnect,
Gstreamer_Mp3_SetMediaType,
Gstreamer_Mp3_ConnectInput,
Gstreamer_transform_Cleanup,
Gstreamer_transform_EndOfStream,
Gstreamer_transform_BeginFlush,
Gstreamer_transform_EndFlush,
Gstreamer_transform_NewSegment,
Gstreamer_transform_QOS
};
IUnknown * CALLBACK Gstreamer_Mp3_create(IUnknown *punkout, HRESULT *phr)
{
const char *plugin;
IUnknown *obj = NULL;
if (!Gstreamer_init())
{
*phr = E_FAIL;
return NULL;
}
plugin = Gstreamer_FindMatch("audio/mpeg, mpegversion=(int) 1");
if (!plugin)
{
*phr = E_FAIL;
return NULL;
}
*phr = Gstreamer_transform_create(punkout, &CLSID_Gstreamer_Mp3, plugin, &Gstreamer_Mp3_vtbl, (LPVOID*)&obj);
return obj;
}
static HRESULT WINAPI Gstreamer_YUV_QueryConnect(TransformFilter *iface, const AM_MEDIA_TYPE *amt) {
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("%p %p\n", This, amt);
dump_AM_MEDIA_TYPE(amt);
if (!IsEqualGUID(&amt->majortype, &MEDIATYPE_Video) ||
(!IsEqualGUID(&amt->formattype, &FORMAT_VideoInfo) &&
!IsEqualGUID(&amt->formattype, &FORMAT_VideoInfo2)))
return S_FALSE;
if (memcmp(&amt->subtype.Data2, &MEDIATYPE_Video.Data2, sizeof(GUID) - sizeof(amt->subtype.Data1)))
return S_FALSE;
switch (amt->subtype.Data1) {
case mmioFOURCC('I','4','2','0'):
case mmioFOURCC('Y','V','1','2'):
case mmioFOURCC('N','V','1','2'):
case mmioFOURCC('N','V','2','1'):
case mmioFOURCC('Y','U','Y','2'):
case mmioFOURCC('Y','V','Y','U'):
return S_OK;
default:
WARN("Unhandled fourcc %s\n", debugstr_an((char*)&amt->subtype.Data1, 4));
return S_FALSE;
}
}
static HRESULT WINAPI Gstreamer_YUV_ConnectInput(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
{
return S_OK;
}
static HRESULT WINAPI Gstreamer_YUV_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE *amt) {
GstTfImpl *This = (GstTfImpl*)tf;
GstCaps *capsin, *capsout;
AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
HRESULT hr;
int avgtime;
LONG width, height;
if (dir != PINDIR_INPUT)
return S_OK;
if (Gstreamer_YUV_QueryConnect(&This->tf, amt) == S_FALSE || !amt->pbFormat)
return E_FAIL;
FreeMediaType(outpmt);
CopyMediaType(outpmt, amt);
if (IsEqualGUID(&amt->formattype, &FORMAT_VideoInfo)) {
VIDEOINFOHEADER *vih = (VIDEOINFOHEADER*)outpmt->pbFormat;
avgtime = vih->AvgTimePerFrame;
width = vih->bmiHeader.biWidth;
height = vih->bmiHeader.biHeight;
if (vih->bmiHeader.biHeight > 0)
vih->bmiHeader.biHeight = -vih->bmiHeader.biHeight;
vih->bmiHeader.biBitCount = 24;
vih->bmiHeader.biCompression = BI_RGB;
vih->bmiHeader.biSizeImage = width * abs(height) * 3;
} else {
VIDEOINFOHEADER2 *vih = (VIDEOINFOHEADER2*)outpmt->pbFormat;
avgtime = vih->AvgTimePerFrame;
width = vih->bmiHeader.biWidth;
height = vih->bmiHeader.biHeight;
if (vih->bmiHeader.biHeight > 0)
vih->bmiHeader.biHeight = -vih->bmiHeader.biHeight;
vih->bmiHeader.biBitCount = 24;
vih->bmiHeader.biCompression = BI_RGB;
vih->bmiHeader.biSizeImage = width * abs(height) * 3;
}
if (!avgtime)
avgtime = 10000000 / 30;
outpmt->subtype = MEDIASUBTYPE_RGB24;
capsin = gst_caps_new_simple("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, amt->subtype.Data1,
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
"framerate", GST_TYPE_FRACTION, 10000000, avgtime,
NULL);
capsout = gst_caps_new_simple("video/x-raw-rgb",
"endianness", G_TYPE_INT, 4321,
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
"framerate", GST_TYPE_FRACTION, 10000000, avgtime,
"bpp", G_TYPE_INT, 24,
"depth", G_TYPE_INT, 24,
"red_mask", G_TYPE_INT, 0xff,
"green_mask", G_TYPE_INT, 0xff00,
"blue_mask", G_TYPE_INT, 0xff0000,
NULL);
hr = Gstreamer_transform_ConnectInput(This, amt, capsin, capsout);
gst_caps_unref(capsin);
gst_caps_unref(capsout);
This->cbBuffer = width * height * 4;
return hr;
}
static const TransformFilterFuncTable Gstreamer_YUV_vtbl = {
Gstreamer_transform_DecideBufferSize,
Gstreamer_transform_ProcessBegin,
Gstreamer_transform_ProcessData,
Gstreamer_transform_ProcessEnd,
Gstreamer_YUV_QueryConnect,
Gstreamer_YUV_SetMediaType,
Gstreamer_YUV_ConnectInput,
Gstreamer_transform_Cleanup,
Gstreamer_transform_EndOfStream,
Gstreamer_transform_BeginFlush,
Gstreamer_transform_EndFlush,
Gstreamer_transform_NewSegment,
Gstreamer_transform_QOS
};
IUnknown * CALLBACK Gstreamer_YUV_create(IUnknown *punkout, HRESULT *phr)
{
IUnknown *obj = NULL;
if (!Gstreamer_init())
{
*phr = E_FAIL;
return NULL;
}
*phr = Gstreamer_transform_create(punkout, &CLSID_Gstreamer_YUV, "ffmpegcolorspace", &Gstreamer_YUV_vtbl, (LPVOID*)&obj);
return obj;
}
static HRESULT WINAPI Gstreamer_AudioConvert_QueryConnect(TransformFilter *iface, const AM_MEDIA_TYPE *amt) {
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("%p %p\n", This, amt);
dump_AM_MEDIA_TYPE(amt);
if (!IsEqualGUID(&amt->majortype, &MEDIATYPE_Audio) ||
!IsEqualGUID(&amt->subtype, &MEDIASUBTYPE_PCM) ||
!IsEqualGUID(&amt->formattype, &FORMAT_WaveFormatEx))
return S_FALSE;
return S_OK;
}
static HRESULT WINAPI Gstreamer_AudioConvert_ConnectInput(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
{
return S_OK;
}
static HRESULT WINAPI Gstreamer_AudioConvert_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE *amt) {
GstTfImpl *This = (GstTfImpl*)tf;
GstCaps *capsin, *capsout;
AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
WAVEFORMATEX *inwfe;
WAVEFORMATEX *outwfe;
WAVEFORMATEXTENSIBLE *outwfx;
HRESULT hr;
int inisfloat = 0, indepth;
if (dir != PINDIR_INPUT)
return S_OK;
if (Gstreamer_AudioConvert_QueryConnect(&This->tf, amt) == S_FALSE || !amt->pbFormat)
return E_FAIL;
FreeMediaType(outpmt);
*outpmt = *amt;
outpmt->pUnk = NULL;
outpmt->cbFormat = sizeof(WAVEFORMATEXTENSIBLE);
outpmt->pbFormat = CoTaskMemAlloc(outpmt->cbFormat);
inwfe = (WAVEFORMATEX*)amt->pbFormat;
indepth = inwfe->wBitsPerSample;
if (inwfe->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
WAVEFORMATEXTENSIBLE *inwfx = (WAVEFORMATEXTENSIBLE*)inwfe;
inisfloat = IsEqualGUID(&inwfx->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT);
if (inwfx->Samples.wValidBitsPerSample)
indepth = inwfx->Samples.wValidBitsPerSample;
}
capsin = gst_caps_new_simple(inisfloat ? "audio/x-raw-float" : "audio/x-raw-int",
"endianness", G_TYPE_INT, 1234,
"width", G_TYPE_INT, inwfe->wBitsPerSample,
"depth", G_TYPE_INT, indepth,
"channels", G_TYPE_INT, inwfe->nChannels,
"rate", G_TYPE_INT, inwfe->nSamplesPerSec,
NULL);
outwfe = (WAVEFORMATEX*)outpmt->pbFormat;
outwfx = (WAVEFORMATEXTENSIBLE*)outwfe;
outwfe->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
outwfe->nChannels = 2;
outwfe->nSamplesPerSec = inwfe->nSamplesPerSec;
outwfe->wBitsPerSample = 16;
outwfe->nBlockAlign = outwfe->nChannels * outwfe->wBitsPerSample / 8;
outwfe->nAvgBytesPerSec = outwfe->nBlockAlign * outwfe->nSamplesPerSec;
outwfe->cbSize = sizeof(*outwfx) - sizeof(*outwfe);
outwfx->Samples.wValidBitsPerSample = outwfe->wBitsPerSample;
outwfx->dwChannelMask = SPEAKER_FRONT_LEFT|SPEAKER_FRONT_RIGHT;
outwfx->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
capsout = gst_caps_new_simple("audio/x-raw-int",
"endianness", G_TYPE_INT, 1234,
"width", G_TYPE_INT, outwfe->wBitsPerSample,
"depth", G_TYPE_INT, outwfx->Samples.wValidBitsPerSample,
"channels", G_TYPE_INT, outwfe->nChannels,
"rate", G_TYPE_INT, outwfe->nSamplesPerSec,
NULL);
hr = Gstreamer_transform_ConnectInput(This, amt, capsin, capsout);
gst_caps_unref(capsin);
gst_caps_unref(capsout);
This->cbBuffer = inwfe->nAvgBytesPerSec;
return hr;
}
static const TransformFilterFuncTable Gstreamer_AudioConvert_vtbl = {
Gstreamer_transform_DecideBufferSize,
Gstreamer_transform_ProcessBegin,
Gstreamer_transform_ProcessData,
Gstreamer_transform_ProcessEnd,
Gstreamer_AudioConvert_QueryConnect,
Gstreamer_AudioConvert_SetMediaType,
Gstreamer_AudioConvert_ConnectInput,
Gstreamer_transform_Cleanup,
Gstreamer_transform_EndOfStream,
Gstreamer_transform_BeginFlush,
Gstreamer_transform_EndFlush,
Gstreamer_transform_NewSegment,
Gstreamer_transform_QOS
};
IUnknown * CALLBACK Gstreamer_AudioConvert_create(IUnknown *punkout, HRESULT *phr)
{
IUnknown *obj = NULL;
if (!Gstreamer_init())
{
*phr = E_FAIL;
return NULL;
}
*phr = Gstreamer_transform_create(punkout, &CLSID_Gstreamer_AudioConvert, "audioconvert", &Gstreamer_AudioConvert_vtbl, (LPVOID*)&obj);
return obj;
}
static HRESULT WINAPI GSTTf_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
{
HRESULT hr;
GstTfImpl *This = (GstTfImpl*)iface;
TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
if (IsEqualIID(riid, &IID_IMediaSeeking) || IsEqualIID(riid, &IID_IMediaPosition))
return IUnknown_QueryInterface(This->seekthru_unk, riid, ppv);
hr = TransformFilterImpl_QueryInterface(iface, riid, ppv);
return hr;
}
static const IBaseFilterVtbl GSTTf_Vtbl =
{
GSTTf_QueryInterface,
BaseFilterImpl_AddRef,
TransformFilterImpl_Release,
BaseFilterImpl_GetClassID,
TransformFilterImpl_Stop,
TransformFilterImpl_Pause,
TransformFilterImpl_Run,
BaseFilterImpl_GetState,
BaseFilterImpl_SetSyncSource,
BaseFilterImpl_GetSyncSource,
BaseFilterImpl_EnumPins,
TransformFilterImpl_FindPin,
BaseFilterImpl_QueryFilterInfo,
BaseFilterImpl_JoinFilterGraph,
BaseFilterImpl_QueryVendorInfo
};
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