97 lines
4 KiB
C++
97 lines
4 KiB
C++
// Copyright (c) 2007-2009 Fredrik Mellbin
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in
|
|
// all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
// THE SOFTWARE.
|
|
|
|
#include "ffpp.h"
|
|
#include "utils.h"
|
|
|
|
FFPP::FFPP(PClip AChild, const char *PP, IScriptEnvironment *Env) : GenericVideoFilter(AChild) {
|
|
if (!strcmp(PP, ""))
|
|
Env->ThrowError("FFPP: PP argument is empty");
|
|
|
|
PPContext = NULL;
|
|
PPMode = NULL;
|
|
SWSTo422P = NULL;
|
|
SWSFrom422P = NULL;
|
|
|
|
memset(&InputPicture, 0, sizeof(InputPicture));
|
|
memset(&OutputPicture, 0, sizeof(OutputPicture));
|
|
|
|
PPMode = pp_get_mode_by_name_and_quality((char *)PP, PP_QUALITY_MAX);
|
|
if (!PPMode)
|
|
Env->ThrowError("FFPP: Invalid postprocesing settings");
|
|
|
|
int Flags = GetCPUFlags();
|
|
|
|
if (vi.IsYV12()) {
|
|
Flags |= PP_FORMAT_420;
|
|
} else if (vi.IsYUY2()) {
|
|
Flags |= PP_FORMAT_422;
|
|
SWSTo422P = sws_getContext(vi.width, vi.height, PIX_FMT_YUV422, vi.width, vi.height, PIX_FMT_YUV422P, GetCPUFlags() | SWS_BICUBIC, NULL, NULL, NULL);
|
|
SWSFrom422P = sws_getContext(vi.width, vi.height, PIX_FMT_YUV422P, vi.width, vi.height, PIX_FMT_YUV422, GetCPUFlags() | SWS_BICUBIC, NULL, NULL, NULL);
|
|
avpicture_alloc(&InputPicture, PIX_FMT_YUV422P, vi.width, vi.height);
|
|
avpicture_alloc(&OutputPicture, PIX_FMT_YUV422P, vi.width, vi.height);
|
|
} else {
|
|
Env->ThrowError("FFPP: Only YV12 and YUY2 video supported");
|
|
}
|
|
|
|
PPContext = pp_get_context(vi.width, vi.height, Flags);
|
|
if (!PPContext)
|
|
Env->ThrowError("FFPP: Failed to create context");
|
|
}
|
|
|
|
FFPP::~FFPP() {
|
|
if (PPMode)
|
|
pp_free_mode(PPMode);
|
|
if (PPContext)
|
|
pp_free_context(PPContext);
|
|
if (SWSTo422P)
|
|
sws_freeContext(SWSTo422P);
|
|
if (SWSFrom422P)
|
|
sws_freeContext(SWSFrom422P);
|
|
avpicture_free(&InputPicture);
|
|
avpicture_free(&OutputPicture);
|
|
}
|
|
|
|
PVideoFrame FFPP::GetFrame(int n, IScriptEnvironment* Env) {
|
|
PVideoFrame Src = child->GetFrame(n, Env);
|
|
PVideoFrame Dst = Env->NewVideoFrame(vi);
|
|
|
|
if (vi.IsYV12()) {
|
|
const uint8_t *SrcData[3] = {(uint8_t *)Src->GetReadPtr(PLANAR_Y), (uint8_t *)Src->GetReadPtr(PLANAR_U), (uint8_t *)Src->GetReadPtr(PLANAR_V)};
|
|
int SrcStride[3] = {Src->GetPitch(PLANAR_Y), Src->GetPitch(PLANAR_U), Src->GetPitch(PLANAR_V)};
|
|
uint8_t *DstData[3] = {Dst->GetWritePtr(PLANAR_Y), Dst->GetWritePtr(PLANAR_U), Dst->GetWritePtr(PLANAR_V)};
|
|
int DstStride[3] = {Dst->GetPitch(PLANAR_Y), Dst->GetPitch(PLANAR_U), Dst->GetPitch(PLANAR_V)};
|
|
|
|
pp_postprocess(SrcData, SrcStride, DstData, DstStride, vi.width, vi.height, NULL, 0, PPMode, PPContext, 0);
|
|
} else if (vi.IsYUY2()) {
|
|
uint8_t *SrcData[1] = {(uint8_t *)Src->GetReadPtr()};
|
|
int SrcStride[1] = {Src->GetPitch()};
|
|
sws_scale(SWSTo422P, SrcData, SrcStride, 0, vi.height, InputPicture.data, InputPicture.linesize);
|
|
|
|
pp_postprocess(const_cast<const uint8_t **>(InputPicture.data), InputPicture.linesize, OutputPicture.data, OutputPicture.linesize, vi.width, vi.height, NULL, 0, PPMode, PPContext, 0);
|
|
|
|
uint8_t *DstData[1] = {Dst->GetWritePtr()};
|
|
int DstStride[1] = {Dst->GetPitch()};
|
|
sws_scale(SWSFrom422P, OutputPicture.data, OutputPicture.linesize, 0, vi.height, DstData, DstStride);
|
|
}
|
|
|
|
return Dst;
|
|
}
|