diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.am | 6 | ||||
| -rw-r--r-- | src/camera.cc | 6 | ||||
| -rw-r--r-- | src/camera.h | 6 | ||||
| -rw-r--r-- | src/decoder.h | 6 | ||||
| -rw-r--r-- | src/img_encoder.cc | 96 | ||||
| -rw-r--r-- | src/img_encoder.h | 9 | ||||
| -rw-r--r-- | src/mov_encoder.cc | 77 | ||||
| -rw-r--r-- | src/queue.h | 8 |
8 files changed, 137 insertions, 77 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index b934ed1..11f5416 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -4,8 +4,7 @@ AM_CXXFLAGS := $(CXXFLAGS) $(EXTRA_CXXFLAGS) -I../include $(QT_CXXFLAGS) \ -DQT_THREAD_SUPPORT \ -DPIXMAPS=\"$(datadir)/pixmaps\" \ - -DETC=\"$(prefix)/etc/miav\" \ - -I/usr/include/ffmpeg + -DETC=\"$(prefix)/etc/miav\" bin_PROGRAMS = miav @@ -64,8 +63,7 @@ EXTRA_DIST = \ info_gui.h \ info_console.h -miav_LDADD := $(shell if [ $QT_CXXFLAGS ] ; then ../tools/MocList o; fi ) \ - -lavcodec -lavformat +miav_LDADD := $(shell if [ $QT_CXXFLAGS ] ; then ../tools/MocList o; fi ) miav_MOC = $(shell if [ $QT_CXXFLAGS ] ; then ../tools/MocList cc; fi ) diff --git a/src/camera.cc b/src/camera.cc index 57f4a17..7bb1e79 100644 --- a/src/camera.cc +++ b/src/camera.cc @@ -31,6 +31,10 @@ /* * $Log$ + * Revision 1.15 2005/05/07 10:25:34 deva + * + * Removed ffmpeg code from img_encoder and corrected decoding errors in mov_encoder + * * Revision 1.14 2005/05/03 08:31:59 deva * Removed the error object, and replaced it with a more generic info object. * @@ -76,7 +80,7 @@ void Camera::connect(const char *ip, const int port) */ running = 1; - av_register_all(); + // av_register_all(); encode_queue = new Queue<Frame>(); // infinite size player_queue = new Queue<Frame>(1); // fixed size of 1 diff --git a/src/camera.h b/src/camera.h index a75acea..b1aef2e 100644 --- a/src/camera.h +++ b/src/camera.h @@ -31,6 +31,10 @@ /* * $Log$ + * Revision 1.11 2005/05/07 10:25:34 deva + * + * Removed ffmpeg code from img_encoder and corrected decoding errors in mov_encoder + * * Revision 1.10 2005/05/03 08:31:59 deva * Removed the error object, and replaced it with a more generic info object. * @@ -55,7 +59,7 @@ using namespace std; #include <stdlib.h> #include <string.h> #include <getopt.h> -#include <avformat.h> +//#include <avformat.h> #include "util.h" #include "queue.h" diff --git a/src/decoder.h b/src/decoder.h index 68247f8..385858e 100644 --- a/src/decoder.h +++ b/src/decoder.h @@ -38,6 +38,10 @@ /* * $Log$ + * Revision 1.13 2005/05/07 10:25:34 deva + * + * Removed ffmpeg code from img_encoder and corrected decoding errors in mov_encoder + * * Revision 1.12 2005/05/03 08:31:59 deva * Removed the error object, and replaced it with a more generic info object. * @@ -102,7 +106,7 @@ private: volatile bool b_record; Info *info; - AVCodecContext dvcodec; + // AVCodecContext dvcodec; sem_t *encode_sem; sem_t *player_sem; diff --git a/src/img_encoder.cc b/src/img_encoder.cc index eeddec3..7aca367 100644 --- a/src/img_encoder.cc +++ b/src/img_encoder.cc @@ -39,6 +39,10 @@ /* * $Log$ + * Revision 1.8 2005/05/07 10:25:34 deva + * + * Removed ffmpeg code from img_encoder and corrected decoding errors in mov_encoder + * * Revision 1.7 2005/05/03 08:31:59 deva * Removed the error object, and replaced it with a more generic info object. * @@ -48,76 +52,29 @@ #include "img_encoder.h" #include <stdio.h> -//#include <setjmp.h> #include "debug.h" -//av_alloc_format_context -//av_destruct_packet_nofree +// Use libdv +#include <libdv/dv.h> +#include <libdv/dv_types.h> ImgEncoder::ImgEncoder() { - //////////////////// GLOBAL INIT - av_register_all(); - - //////////////////// DECODE INIT - AVCodec *deccodec; - - // find the dvvideo decoder - deccodec = avcodec_find_decoder(CODEC_ID_DVVIDEO); - if (!deccodec) { - fprintf(stderr, "codec not found\n"); - exit(1); - } - - dcc= avcodec_alloc_context(); ALLOC(dcc, "img_encoder, dcc"); - - // open it - if (avcodec_open(dcc, deccodec) < 0) { - fprintf(stderr, "could not open codec\n"); - exit(1); - } } ImgEncoder::~ImgEncoder() { - // FIXME: free: deccodec and dcc } void ImgEncoder::encode(Frame *dvframe, char *filename, int quality) { - int ret; - AVFrame *rawframe = avcodec_alloc_frame(); ALLOC(dcc, "img_encoder, rawframe"); - - ///////////////////////// DECODE - uint8_t *ptr; - int got_picture = 1; - int len; - - ptr = (uint8_t *)dvframe->data; - len = dvframe->size; + unsigned char rgb[720*576*4]; - ret = avcodec_decode_video(dcc, rawframe, &got_picture, ptr, len); - - if(!ret) { - printf("Decoder fuckup!\n"); - return; - } - - // TODO: Do image convertion here! - AVPicture pict; - avpicture_alloc(&pict,PIX_FMT_RGB24, 720, 576); ALLOC(dcc, "img_encoder, pict"); - - img_convert(&pict, PIX_FMT_RGB24, (AVPicture *)rawframe, - PIX_FMT_YUV420P, 720, 576); - printf("converted\n"); - writeJPEGFile(filename, quality, (JSAMPLE*)(pict.data[0]), 720, 576); - printf("written\n"); - - avpicture_free(&pict); FREE(&pict); - av_free(rawframe); FREE(rawframe); + getRGB(dvframe, rgb); + writeJPEGFile(filename, quality, (JSAMPLE*)rgb, 720, 576); } /////////////////////////////////////////////////////////////////////////////////////////// @@ -184,3 +141,36 @@ void ImgEncoder::writeJPEGFile(char *filename, // Step 7: release JPEG compression object jpeg_destroy_compress(&cinfo); } + +void ImgEncoder::getRGB(Frame *frame, unsigned char *rgb) +{ + unsigned char *pixels[3]; + int pitches[3]; + + pixels[ 0 ] = rgb; + pixels[ 1 ] = NULL; + pixels[ 2 ] = NULL; + + pitches[ 0 ] = 720 * 3; + pitches[ 1 ] = 0; + pitches[ 2 ] = 0; + + dv_decoder_t *decoder = dv_decoder_new(FALSE/*this value is unused*/, FALSE, FALSE); + decoder->quality = DV_QUALITY_BEST; + + dv_parse_header(decoder, frame->data); + + decoder->system = e_dv_system_625_50; // PAL lines, PAL framerate + decoder->sampling = e_dv_sample_422; // 4 bytes y, 2 bytes u, 2 bytes v + decoder->std = e_dv_std_iec_61834; + decoder->num_dif_seqs = 12; + + // libdv img decode to rgb + dv_decode_full_frame(decoder, + frame->data, + e_dv_color_rgb, + pixels, + pitches); + + dv_decoder_free(decoder); +} diff --git a/src/img_encoder.h b/src/img_encoder.h index 693bba2..4ffec57 100644 --- a/src/img_encoder.h +++ b/src/img_encoder.h @@ -38,6 +38,10 @@ /* * $Log$ + * Revision 1.7 2005/05/07 10:25:34 deva + * + * Removed ffmpeg code from img_encoder and corrected decoding errors in mov_encoder + * * Revision 1.6 2005/05/03 08:31:59 deva * Removed the error object, and replaced it with a more generic info object. * @@ -54,7 +58,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <avformat.h> +//#include <avformat.h> extern "C" { #ifdef HAVE_STDLIB_H #undef HAVE_STDLIB_H @@ -79,6 +83,8 @@ class ImgEncoder { int image_height); // Number of rows in image private: + void getRGB(Frame *frame, unsigned char *rgb); + /* // Decoder AVFormatContext *dfc; AVCodecContext *dcc; @@ -89,6 +95,7 @@ class ImgEncoder { AVPacket epkt; unsigned char *video_buffer; // AVPacket pkt; + */ }; #endif /*__RTVIDEOREC_IMGENCODER_H*/ diff --git a/src/mov_encoder.cc b/src/mov_encoder.cc index 4eae91b..bce80f7 100644 --- a/src/mov_encoder.cc +++ b/src/mov_encoder.cc @@ -39,6 +39,10 @@ /* * $Log$ + * Revision 1.13 2005/05/07 10:25:34 deva + * + * Removed ffmpeg code from img_encoder and corrected decoding errors in mov_encoder + * * Revision 1.12 2005/05/05 20:41:38 deva * * Removed the last pieces of ffmpeg... replaced it with libfame... @@ -134,12 +138,12 @@ MovEncoder::MovEncoder(const char *filename) // frames_per_sequence is the maximum number of frames contained in a video // sequence. - fame_par.frames_per_sequence = 25 * 60 * 60 * 2; // 25 fps in two hours. + fame_par.frames_per_sequence = 1024;//25 * 60 * 60 * 2; // 25 fps in two hours. // frame_rate_num/frame_rate_den specify the number of frames per second for // playback. - fame_par.frame_rate_num = 25; // 25 / 1 fps = 25 fps - fame_par.frame_rate_den = 1; + fame_par.frame_rate_num = 10;//25; // 25 / 1 fps = 25 fps + fame_par.frame_rate_den = 30000;//1; // shape_quality is percentage determing the average binary shape accuracy in // video with arbitrary shape. @@ -148,7 +152,7 @@ MovEncoder::MovEncoder(const char *filename) // search_range specifies the motion estimation search range in pixel unit. // Small search ranges work best with slow motion videos, whereas larger search // ranges are rather for fast motion videos. - fame_par.search_range = 42; // FIXME: No idea what this should be!? + fame_par.search_range = 10; // FIXME: No idea what this should be!? // verbose when set to 1 outputs information on copyright, modules used and // current frame on standard error. @@ -175,18 +179,33 @@ void MovEncoder::encode(Frame *dvframe) encode_audio(dvframe); } + +#define _CLAMP(x) (unsigned char) ((x)<0?0:(((x)>255)?255:(x))) + +inline void rgb_to_yuv(unsigned char *rgb, unsigned char &y, unsigned char &u, unsigned char &v) +{ + y = _CLAMP( 0.257 * rgb[0] + 0.504 * rgb[1] + 0.098 * rgb[2] + 16); + v = _CLAMP( 0.439 * rgb[0] - 0.368 * rgb[1] - 0.071 * rgb[2] + 128); + u = _CLAMP(-0.148 * rgb[0] - 0.291 * rgb[1] + 0.439 * rgb[2] + 128); +} + void MovEncoder::encode_video(Frame *dvframe) { // Decode DV Frame to YUV + int w = 720; + int h = 576; + unsigned char rgb[720*576*4]; + unsigned char *pixels[3]; int pitches[3]; - pitches[0] = yuv.w; - pitches[1] = yuv.h; - pitches[2] = yuv.p; - pixels[0] = yuv.y; - pixels[1] = yuv.u; - pixels[2] = yuv.v; + pixels[ 0 ] = rgb; + pixels[ 1 ] = NULL; + pixels[ 2 ] = NULL; + + pitches[ 0 ] = 720 * 3; + pitches[ 1 ] = 0; + pitches[ 2 ] = 0; if(!dvdecoder) { dvdecoder = dv_decoder_new(FALSE/*this value is unused*/, FALSE, FALSE); @@ -203,14 +222,44 @@ void MovEncoder::encode_video(Frame *dvframe) dv_decode_full_frame(dvdecoder, dvframe->data, - e_dv_color_yuv, + e_dv_color_rgb, pixels, pitches); - + + /* + e_dv_color_yuv, + (uint8_t**) &yuv.y, //pixels, + (int*) &yuv.w);//pitches); + */ + // cvt rgb to yuv + for (int y=0; y<h; y+=2) + { + for (int x=0; x<w; x+=2) + { + unsigned char vy[4],vu[4],vv[4]; + + rgb_to_yuv(rgb + 3*((y+0)*w + (x+0)), vy[0],vu[0],vv[0]); + rgb_to_yuv(rgb + 3*((y+0)*w + (x+1)), vy[1],vu[1],vv[1]); + rgb_to_yuv(rgb + 3*((y+1)*w + (x+0)), vy[2],vu[2],vv[2]); + rgb_to_yuv(rgb + 3*((y+1)*w + (x+1)), vy[3],vu[3],vv[3]); + // Y + yuv.y[(y+0)*w+(x+0)] = vy[0]; + yuv.y[(y+0)*w+(x+1)] = vy[1]; + yuv.y[(y+1)*w+(x+0)] = vy[2]; + yuv.y[(y+1)*w+(x+1)] = vy[3]; + // Cb + yuv.u[y*w/4+x/2] = (vu[0]+vu[1]+vu[2]+vu[3])/4; + // Cr + yuv.v[y*w/4+x/2] = (vv[0]+vv[1]+vv[2]+vv[3])/4; + } + } + // Encode YUV frame and write it to disk. fame_start_frame(fame_context, &yuv, 0); - int written = fame_encode_slice(fame_context); - fwrite(fame_buffer, written, 1, f); + int written; + while((written = fame_encode_slice(fame_context))) { + fwrite(fame_buffer, written, 1, f); + } fame_end_frame(fame_context,0); } diff --git a/src/queue.h b/src/queue.h index 475eabf..1967c0c 100644 --- a/src/queue.h +++ b/src/queue.h @@ -38,6 +38,10 @@ /* * $Log$ + * Revision 1.14 2005/05/07 10:25:34 deva + * + * Removed ffmpeg code from img_encoder and corrected decoding errors in mov_encoder + * * Revision 1.13 2005/05/03 08:31:59 deva * Removed the error object, and replaced it with a more generic info object. * @@ -54,8 +58,8 @@ #include <stdlib.h> #include <string.h> #include <assert.h> -#include <avformat.h> -#include <avcodec.h> +//#include <avformat.h> +//#include <avcodec.h> #include "thread.h" #include "util.h" |