iqbalrifai
/
Aegisub
mirror of https://github.com/odrling/Aegisub
1
0
Fork 0
Code Issues Releases Wiki Activity

Made ffmpeg video provider compile again, conforming to the new video provider interface, but it still won't work. 

Originally committed to SVN as r952.
This commit is contained in:
Rodrigo Braz Monteiro 2007-03-24 00:11:49 +00:00
parent aba48b68e3
commit 4f1f9ccdf0
4 changed files with 117 additions and 200 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
aegisub/lavc_file.cpp
View File

@ -35,7 +35,6 @@
#include "setup.h" #include "setup.h"
#if USE_LAVC == 1
#include <wx/wxprec.h> #include <wx/wxprec.h>
#include "lavc_file.h" #include "lavc_file.h"
@ -69,5 +68,3 @@ LAVCFile::~LAVCFile()
if (fctx) if (fctx)
av_close_input_file(fctx); av_close_input_file(fctx);
} }
#endif

5
aegisub/lavc_file.h
View File

@ -37,12 +37,13 @@
#pragma once #pragma once
#include "setup.h" #include "setup.h"
#if USE_LAVC == 1
#define EMULATE_INTTYPES #define EMULATE_INTTYPES
#include <wx/filename.h> #include <wx/filename.h>
extern "C" {
#include <ffmpeg/avcodec.h> #include <ffmpeg/avcodec.h>
#include <ffmpeg/avformat.h> #include <ffmpeg/avformat.h>
}
class LAVCFile { class LAVCFile {
private: private:
@ -64,5 +65,3 @@ public:
LAVCFile *AddRef() { refs++; return this; }; LAVCFile *AddRef() { refs++; return this; };
void Release() { if (!--refs) delete this; }; void Release() { if (!--refs) delete this; };
}; };
#endif /* USE_LAVC */

282
aegisub/video_provider_lavc.cpp
View File

@ -37,23 +37,40 @@
/////////// ///////////
// Headers // Headers
#include "setup.h" #include "setup.h"
#if USE_LAVC == 1
#include <wx/wxprec.h> #include <wx/wxprec.h>
#include <wx/image.h> #include <wx/image.h>
#include <algorithm> #include <algorithm>
#include "video_provider_lavc.h" #include "video_provider_lavc.h"
#include "utils.h" #include "utils.h"
#include "vfr.h" #include "vfr.h"
#include "subtitle_provider.h"
#include "ass_file.h" #include "ass_file.h"
#if 0 #if 0
#include "mkv_wrap.h" #include "mkv_wrap.h"
#endif #endif
/////////////////////
// Link to libraries
#if __VISUALC__ >= 1200
#pragma comment(lib, "avcodec-51.lib")
#pragma comment(lib, "avformat-51.lib")
#pragma comment(lib, "avutil-49.lib")
#endif
///////////
// Factory
class LAVCVideoProviderFactory : public VideoProviderFactory {
public:
VideoProvider *CreateProvider(wxString video,double fps=0.0) { return new LAVCVideoProvider(video,fps); }
LAVCVideoProviderFactory() : VideoProviderFactory(_T("ffmpeg")) {}
} registerLAVCVideo;
/////////////// ///////////////
// Constructor // Constructor
LAVCVideoProvider::LAVCVideoProvider(wxString filename, wxString subfilename) { LAVCVideoProvider::LAVCVideoProvider(wxString filename,double fps) {
// Init variables // Init variables
codecContext = NULL; codecContext = NULL;
lavcfile = NULL; lavcfile = NULL;
@ -65,19 +82,10 @@ LAVCVideoProvider::LAVCVideoProvider(wxString filename, wxString subfilename) {
buffer1Size = 0; buffer1Size = 0;
buffer2Size = 0; buffer2Size = 0;
vidStream = -1; vidStream = -1;
zoom = 1.0;
validFrame = false; validFrame = false;
overlay = NULL;
// Load // Load
LoadVideo(filename); LoadVideo(filename,fps);
// Attach subtitles
try {
SubtitleProvider::Class::GetProvider(_T("libass"), AssFile::top)->Bind(this);
} catch (...) {
/* warn user? */
}
} }
@ -88,19 +96,9 @@ LAVCVideoProvider::~LAVCVideoProvider() {
} }
/////////////////
// Attach overlay
void LAVCVideoProvider::AttachOverlay(SubtitleProvider::Overlay *_overlay)
{
overlay = _overlay;
if (overlay)
overlay->SetParams(display_w, display_h);
}
////////////// //////////////
// Load video // Load video
void LAVCVideoProvider::LoadVideo(wxString filename) { void LAVCVideoProvider::LoadVideo(wxString filename, double fps) {
// Close first // Close first
Close(); Close();
@ -112,7 +110,7 @@ void LAVCVideoProvider::LoadVideo(wxString filename) {
// Find video stream // Find video stream
vidStream = -1; vidStream = -1;
codecContext = NULL; codecContext = NULL;
for (int i=0;i<lavcfile->fctx->nb_streams;i++) { for (unsigned int i=0;i<lavcfile->fctx->nb_streams;i++) {
codecContext = lavcfile->fctx->streams[i]->codec; codecContext = lavcfile->fctx->streams[i]->codec;
if (codecContext->codec_type == CODEC_TYPE_VIDEO) { if (codecContext->codec_type == CODEC_TYPE_VIDEO) {
stream = lavcfile->fctx->streams[i]; stream = lavcfile->fctx->streams[i];
@ -150,10 +148,6 @@ void LAVCVideoProvider::LoadVideo(wxString filename) {
} }
#endif #endif
// Set size
dar = double(GetSourceWidth()) / GetSourceHeight();
UpdateDisplaySize();
// Allocate frame // Allocate frame
frame = avcodec_alloc_frame(); frame = avcodec_alloc_frame();
@ -201,15 +195,6 @@ void LAVCVideoProvider::Close() {
} }
///////////////////////
// Update display size
void LAVCVideoProvider::UpdateDisplaySize() {
// Set
display_w = MID(16,int((GetSourceHeight() * zoom * dar)+0.5),4096);
display_h = MID(16,int((GetSourceHeight() * zoom)+0.5),4096);
}
////////////////// //////////////////
// Get next frame // Get next frame
bool LAVCVideoProvider::GetNextFrame() { bool LAVCVideoProvider::GetNextFrame() {
@ -239,93 +224,89 @@ bool LAVCVideoProvider::GetNextFrame() {
} }
/////////////////////////////// /////////////////////////////////
// Convert AVFrame to wxBitmap //// Convert AVFrame to wxBitmap
wxBitmap LAVCVideoProvider::AVFrameToWX(AVFrame *source, int n) { //wxBitmap LAVCVideoProvider::AVFrameToWX(AVFrame *source, int n) {
// Get sizes // // Get sizes
int w = codecContext->width; // int w = codecContext->width;
int h = codecContext->height; // int h = codecContext->height;
//#ifdef __WINDOWS__ ////#ifdef __WINDOWS__
// PixelFormat format = PIX_FMT_RGBA32; //// PixelFormat format = PIX_FMT_RGBA32;
//#else ////#else
PixelFormat format = PIX_FMT_RGB24; // PixelFormat format = PIX_FMT_RGB24;
//#endif ////#endif
unsigned int size1 = avpicture_get_size(codecContext->pix_fmt,display_w,display_h); // unsigned int size1 = avpicture_get_size(codecContext->pix_fmt,display_w,display_h);
unsigned int size2 = avpicture_get_size(format,display_w,display_h); // unsigned int size2 = avpicture_get_size(format,display_w,display_h);
//
// Prepare buffers // // Prepare buffers
if (!buffer1 || buffer1Size != size1) { // if (!buffer1 || buffer1Size != size1) {
if (buffer1) delete buffer1; // if (buffer1) delete buffer1;
buffer1 = new uint8_t[size1]; // buffer1 = new uint8_t[size1];
buffer1Size = size1; // buffer1Size = size1;
} // }
if (!buffer2 || buffer2Size != size2) { // if (!buffer2 || buffer2Size != size2) {
if (buffer2) delete buffer2; // if (buffer2) delete buffer2;
buffer2 = new uint8_t[size2]; // buffer2 = new uint8_t[size2];
buffer2Size = size2; // buffer2Size = size2;
} // }
//
// Resize // // Resize
AVFrame *resized; // AVFrame *resized;
bool resize = w != display_w || h != display_h; // bool resize = w != display_w || h != display_h;
if (resize) { // if (resize) {
// Allocate // // Allocate
unsigned int resSize = avpicture_get_size(codecContext->pix_fmt,display_w,display_h); // unsigned int resSize = avpicture_get_size(codecContext->pix_fmt,display_w,display_h);
resized = avcodec_alloc_frame(); // resized = avcodec_alloc_frame();
avpicture_fill((AVPicture*) resized, buffer1, codecContext->pix_fmt, display_w, display_h); // avpicture_fill((AVPicture*) resized, buffer1, codecContext->pix_fmt, display_w, display_h);
//
// Resize // // Resize
ImgReSampleContext *resampleContext = img_resample_init(display_w,display_h,w,h); // ImgReSampleContext *resampleContext = img_resample_init(display_w,display_h,w,h);
img_resample(resampleContext,(AVPicture*) resized,(AVPicture*) source); // img_resample(resampleContext,(AVPicture*) resized,(AVPicture*) source);
img_resample_close(resampleContext); // img_resample_close(resampleContext);
//
// Set new w/h // // Set new w/h
w = display_w; // w = display_w;
h = display_h; // h = display_h;
} // }
else resized = source; // else resized = source;
//
// Allocate RGB32 buffer // // Allocate RGB32 buffer
AVFrame *frameRGB = avcodec_alloc_frame(); // AVFrame *frameRGB = avcodec_alloc_frame();
avpicture_fill((AVPicture*) frameRGB, buffer2, format, w, h); // avpicture_fill((AVPicture*) frameRGB, buffer2, format, w, h);
//
// Convert to RGB32 // // Convert to RGB32
img_convert((AVPicture*) frameRGB, format, (AVPicture*) resized, codecContext->pix_fmt, w, h); // img_convert((AVPicture*) frameRGB, format, (AVPicture*) resized, codecContext->pix_fmt, w, h);
//
// Convert to wxBitmap // // Convert to wxBitmap
wxImage img(w, h, false); // wxImage img(w, h, false);
unsigned char *data = (unsigned char *)malloc(w * h * 3); // unsigned char *data = (unsigned char *)malloc(w * h * 3);
memcpy(data, frameRGB->data[0], w * h * 3); // memcpy(data, frameRGB->data[0], w * h * 3);
img.SetData(data); // img.SetData(data);
if (overlay) // if (overlay)
overlay->Render(img, VFR_Input.GetTimeAtFrame(n)); // overlay->Render(img, VFR_Input.GetTimeAtFrame(n));
//
wxBitmap bmp(img); // wxBitmap bmp(img);
//
av_free(frameRGB); // av_free(frameRGB);
if (resized != source) // if (resized != source)
av_free(resized); // av_free(resized);
return bmp; // return bmp;
} //}
////////////////
// Refresh subs
void LAVCVideoProvider::RefreshSubtitles() {
}
///////////// /////////////
// Get frame // Get frame
wxBitmap LAVCVideoProvider::GetFrame(int n) { const AegiVideoFrame LAVCVideoProvider::DoGetFrame(int n) {
// Return stored frame // Return stored frame
n = MID(0,n,GetFrameCount()-1); n = MID(0,n,GetFrameCount()-1);
if (n == frameNumber) { if (n == frameNumber) {
if (!validFrame) { if (!validFrame) {
curFrame = AVFrameToWX(frame, n); //curFrame = AVFrameToWX(frame, n);
validFrame = true; validFrame = true;
} }
return curFrame; //return curFrame;
AegiVideoFrame dummy;
return dummy;
} }
// Following frame, just get it // Following frame, just get it
@ -400,23 +381,20 @@ wxBitmap LAVCVideoProvider::GetFrame(int n) {
} }
// Bitmap // Bitmap
wxBitmap bmp; //wxBitmap bmp;
if (frame) bmp = AVFrameToWX(frame, n); //if (frame) bmp = AVFrameToWX(frame, n);
else bmp = wxBitmap(GetWidth(),GetHeight()); //else bmp = wxBitmap(GetWidth(),GetHeight());
// Set current frame //// Set current frame
validFrame = true; //validFrame = true;
curFrame = bmp; //curFrame = bmp;
frameNumber = n; //frameNumber = n;
// Return //// Return
return curFrame; //return curFrame;
}
AegiVideoFrame dummy;
////////////////////// return dummy;
// Get frame as float
void LAVCVideoProvider::GetFloatFrame(float* Buffer, int n) {
} }
@ -441,57 +419,15 @@ double LAVCVideoProvider::GetFPS() {
} }
////////////////////
// Set aspect ratio
void LAVCVideoProvider::SetDAR(double _dar) {
dar = _dar;
validFrame = false;
UpdateDisplaySize();
}
////////////
// Set zoom
void LAVCVideoProvider::SetZoom(double _zoom) {
zoom = _zoom;
validFrame = false;
UpdateDisplaySize();
}
////////////
// Get zoom
double LAVCVideoProvider::GetZoom() {
return zoom;
}
/////////////
// Get width
int LAVCVideoProvider::GetWidth() {
return display_w;
}
//////////////
// Get height
int LAVCVideoProvider::GetHeight() {
return display_h;
}
////////////////////// //////////////////////
// Get original width // Get original width
int LAVCVideoProvider::GetSourceWidth() { int LAVCVideoProvider::GetWidth() {
return codecContext->width; return codecContext->width;
} }
/////////////////////// ///////////////////////
// Get original height // Get original height
int LAVCVideoProvider::GetSourceHeight() { int LAVCVideoProvider::GetHeight() {
return codecContext->height; return codecContext->height;
} }
#endif

27
aegisub/video_provider_lavc.h
View File

@ -39,10 +39,11 @@
/////////// ///////////
// Headers // Headers
#include "setup.h" #include "setup.h"
#if USE_LAVC == 1
#define EMULATE_INTTYPES #define EMULATE_INTTYPES
extern "C" {
#include <ffmpeg/avcodec.h> #include <ffmpeg/avcodec.h>
#include <ffmpeg/avformat.h> #include <ffmpeg/avformat.h>
}
#include "video_provider.h" #include "video_provider.h"
#include "mkv_wrap.h" #include "mkv_wrap.h"
#include "lavc_file.h" #include "lavc_file.h"
@ -62,8 +63,6 @@ private:
AVFrame *frame; AVFrame *frame;
int vidStream; int vidStream;
double zoom;
double dar;
int display_w; int display_w;
int display_h; int display_h;
@ -81,37 +80,23 @@ private:
int buffer1Size; int buffer1Size;
int buffer2Size; int buffer2Size;
void UpdateDisplaySize();
bool GetNextFrame(); bool GetNextFrame();
void LoadVideo(wxString filename); void LoadVideo(wxString filename, double fps);
void Close(); void Close();
wxBitmap AVFrameToWX(AVFrame *frame, int n);
SubtitleProvider::Overlay *overlay;
protected: protected:
virtual void AttachOverlay(SubtitleProvider::Overlay *_overlay); const AegiVideoFrame DoGetFrame(int n);
public: public:
LAVCVideoProvider(wxString filename, wxString subfilename); LAVCVideoProvider(wxString filename, double fps);
~LAVCVideoProvider(); ~LAVCVideoProvider();
void RefreshSubtitles();
wxBitmap GetFrame(int n); wxBitmap GetFrame(int n);
void GetFloatFrame(float* Buffer, int n);
int GetPosition(); int GetPosition();
int GetFrameCount(); int GetFrameCount();
double GetFPS();
void SetDAR(double dar);
void SetZoom(double zoom);
int GetWidth(); int GetWidth();
int GetHeight(); int GetHeight();
double GetZoom(); double GetFPS();
int GetSourceWidth();
int GetSourceHeight();
}; };
#endif