--- /dev/null
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "asset.h"
+#include "bcsignals.h"
+#include "byteorder.h"
+#include "clip.h"
+#include "file.h"
+#include "filevorbis.h"
+#include "guicast.h"
+#include "language.h"
+#include "mainerror.h"
+#include "mwindow.inc"
+#include "mainerror.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+//suppress noref warning
+void *vorbis1_ov_callbacks[] = {
+ &OV_CALLBACKS_DEFAULT, &OV_CALLBACKS_NOCLOSE,
+ &OV_CALLBACKS_STREAMONLY, &OV_CALLBACKS_STREAMONLY_NOCLOSE,
+};
+
+FileVorbis::FileVorbis(Asset *asset, File *file)
+ : FileBase(asset, file)
+{
+ reset_parameters();
+ if(asset->format == FILE_UNKNOWN) asset->format = FILE_VORBIS;
+ asset->byte_order = 0;
+}
+
+FileVorbis::~FileVorbis()
+{
+ close_file();
+}
+
+void FileVorbis::get_parameters(BC_WindowBase *parent_window,
+ Asset *asset,
+ BC_WindowBase* &format_window,
+ int audio_options,
+ int video_options)
+{
+ if(audio_options)
+ {
+ VorbisConfigAudio *window = new VorbisConfigAudio(parent_window, asset);
+ format_window = window;
+ window->create_objects();
+ window->run_window();
+ delete window;
+ }
+}
+
+int FileVorbis::check_sig(Asset *asset)
+{
+ FILE *fd = fopen(asset->path, "rb");
+ OggVorbis_File vf;
+
+// Test for Quicktime since OGG misinterprets it
+ if(fd)
+ {
+ fseek(fd, 4, SEEK_SET);
+ char data[4];
+ (void)fread(data, 4, 1, fd);
+ if(data[0] == 'm' &&
+ data[1] == 'd' &&
+ data[2] == 'a' &&
+ data[3] == 't')
+ {
+ fclose(fd);
+ return 0;
+ }
+
+ fseek(fd, 0, SEEK_SET);
+
+ if(ov_open(fd, &vf, NULL, 0) < 0)
+ {
+ // OGG failed. Close file handle manually.
+ ov_clear(&vf);
+ if(fd) fclose(fd);
+ return 0;
+ }
+ else
+ {
+ ov_clear(&vf);
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+int FileVorbis::reset_parameters_derived()
+{
+ fd = 0;
+ bzero(&vf, sizeof(vf));
+ return 0;
+}
+
+
+int FileVorbis::open_file(int rd, int wr)
+{
+
+ int result = 0;
+
+//printf("FileVorbis::open_file 1\n");
+ if(rd)
+ {
+//printf("FileVorbis::open_file 1\n");
+ if(!(fd = fopen(asset->path, "rb")))
+ {
+ eprintf("Error while opening \"%s\" for reading. \n%m\n", asset->path);
+ result = 1;
+ }
+ else
+ {
+//printf("FileVorbis::open_file 2 %p %p\n", fd, vf);
+ if(ov_open(fd, &vf, NULL, 0) < 0)
+ {
+ eprintf(_("FileVorbis::open_file %s: invalid bitstream.\n"), asset->path);
+ result = 1;
+ }
+ else
+ {
+//printf("FileVorbis::open_file 1\n");
+ vorbis_info *vi = ov_info(&vf, -1);
+ asset->channels = vi->channels;
+ if(!asset->sample_rate)
+ asset->sample_rate = vi->rate;
+//printf("FileVorbis::open_file 1\n");
+ asset->audio_length = ov_pcm_total(&vf,-1);
+//printf("FileVorbis::open_file 1\n");
+ asset->audio_data = 1;
+// printf("FileVorbis::open_file 1 %d %d %d\n",
+// asset->channels,
+// asset->sample_rate,
+// asset->audio_length);
+ }
+ }
+ }
+
+ if(wr)
+ {
+ if(!(fd = fopen(asset->path, "wb")))
+ {
+ eprintf("Error while opening \"%s\" for writing. \n%m\n", asset->path);
+ result = 1;
+ }
+ else
+ {
+ vorbis_info_init(&vi);
+ if(!asset->vorbis_vbr)
+ result = vorbis_encode_init(&vi,
+ asset->channels,
+ asset->sample_rate,
+ asset->vorbis_max_bitrate,
+ asset->vorbis_bitrate,
+ asset->vorbis_min_bitrate);
+ else
+ {
+ result = vorbis_encode_setup_managed(&vi,
+ asset->channels,
+ asset->sample_rate,
+ asset->vorbis_max_bitrate,
+ asset->vorbis_bitrate,
+ asset->vorbis_min_bitrate);
+ result |= vorbis_encode_ctl(&vi, OV_ECTL_RATEMANAGE_AVG, NULL);
+ result |= vorbis_encode_setup_init(&vi);
+ }
+
+ if(!result)
+ {
+ vorbis_analysis_init(&vd, &vi);
+ vorbis_block_init(&vd, &vb);
+ vorbis_comment_init(&vc);
+ srand(time(NULL));
+ ogg_stream_init(&os, rand());
+
+ ogg_packet header;
+ ogg_packet header_comm;
+ ogg_packet header_code;
+ vorbis_analysis_headerout(&vd,
+ &vc,
+ &header,
+ &header_comm,
+ &header_code);
+ ogg_stream_packetin(&os,
+ &header);
+ ogg_stream_packetin(&os,
+ &header_comm);
+ ogg_stream_packetin(&os,
+ &header_code);
+
+ while(1)
+ {
+ int result = ogg_stream_flush(&os, &og);
+ if(result == 0) break;
+ fwrite(og.header, 1, og.header_len, fd);
+ fwrite(og.body, 1, og.body_len, fd);
+ }
+ }
+ }
+ }
+
+//printf("FileVorbis::open_file 2\n");
+ return result;
+}
+
+#define FLUSH_VORBIS \
+while(vorbis_analysis_blockout(&vd, &vb) == 1) \
+{ \
+ vorbis_analysis(&vb, NULL); \
+ vorbis_bitrate_addblock(&vb); \
+ while(vorbis_bitrate_flushpacket(&vd, &op)) \
+ { \
+ ogg_stream_packetin(&os, &op); \
+ while(1) \
+ { \
+ int result = ogg_stream_pageout(&os, &og); \
+ if(!result) break; \
+ fwrite(og.header, 1, og.header_len, fd); \
+ fwrite(og.body, 1, og.body_len, fd); \
+ if(ogg_page_eos(&og)) break; \
+ } \
+ } \
+}
+
+
+int FileVorbis::close_file_derived()
+{
+ if(fd)
+ {
+ if(file->wr)
+ {
+ vorbis_analysis_wrote(&vd, 0);
+ FLUSH_VORBIS
+
+ ogg_stream_clear(&os);
+ vorbis_block_clear(&vb);
+ vorbis_dsp_clear(&vd);
+ vorbis_comment_clear(&vc);
+ vorbis_info_clear(&vi);
+ fclose(fd);
+ }
+
+ if(file->rd)
+ {
+// This also closes the file handle.
+ ov_clear(&vf);
+ }
+ fd = 0;
+ }
+
+ return 0;
+}
+
+
+int FileVorbis::write_samples(double **buffer, int64_t len)
+{
+ if(!fd) return 0;
+
+ float **vorbis_buffer = vorbis_analysis_buffer(&vd, len);
+ for(int i = 0; i < asset->channels; i++)
+ {
+ float *output = vorbis_buffer[i];
+ double *input = buffer[i];
+ for(int j = 0; j < len; j++)
+ {
+ output[j] = input[j];
+ }
+ }
+
+ vorbis_analysis_wrote(&vd, len);
+ FLUSH_VORBIS
+
+ return 0;
+}
+
+int FileVorbis::read_samples(double *buffer, int64_t len)
+{
+ if(!fd) return 0;
+
+// printf("FileVorbis::read_samples 1 %d %d %d %d\n",
+// history_start,
+// history_size,
+// file->current_sample,
+// len);
+ float **vorbis_output;
+ int bitstream;
+ int accumulation = 0;
+
+
+ update_pcm_history(len);
+
+
+// Fill history buffer
+ if(decode_start != decode_end)
+ {
+ ov_pcm_seek(&vf, decode_start);
+ decode_end = decode_start;
+ }
+
+ while(accumulation < decode_len)
+ {
+ int result = ov_read_float(&vf,
+ &vorbis_output,
+ decode_len - accumulation,
+ &bitstream);
+//printf("FileVorbis::read_samples 1 %d %d %d\n", result, len, accumulation);
+ if(!result) break;
+
+ append_history(vorbis_output, result);
+ accumulation += result;
+ }
+
+
+ read_history(buffer,
+ file->current_sample,
+ file->current_channel,
+ len);
+
+// printf("FileVorbis::read_samples 2 %d %d %d %d\n",
+// history_start,
+// history_size,
+// file->current_sample,
+// len);
+
+ return 0;
+}
+
+
+
+
+
+
+
+
+
+
+VorbisConfigAudio::VorbisConfigAudio(BC_WindowBase *parent_window,
+ Asset *asset)
+ : BC_Window(_(PROGRAM_NAME ": Audio Compression"),
+ parent_window->get_abs_cursor_x(1),
+ parent_window->get_abs_cursor_y(1),
+ 350,
+ 170,
+ -1,
+ -1,
+ 0,
+ 0,
+ 1)
+{
+ this->parent_window = parent_window;
+ this->asset = asset;
+}
+
+VorbisConfigAudio::~VorbisConfigAudio()
+{
+}
+
+void VorbisConfigAudio::create_objects()
+{
+ int x = 10, y = 10;
+ int x1 = 150;
+ char string[BCTEXTLEN];
+
+ lock_window("VorbisConfigAudio::create_objects");
+ add_tool(fixed_bitrate = new VorbisFixedBitrate(x, y, this));
+ add_tool(variable_bitrate = new VorbisVariableBitrate(x1, y, this));
+
+ y += 30;
+ sprintf(string, "%d", asset->vorbis_min_bitrate);
+ add_tool(new BC_Title(x, y, _("Min bitrate:")));
+ add_tool(new VorbisMinBitrate(x1, y, this, string));
+
+ y += 30;
+ add_tool(new BC_Title(x, y, _("Avg bitrate:")));
+ sprintf(string, "%d", asset->vorbis_bitrate);
+ add_tool(new VorbisAvgBitrate(x1, y, this, string));
+
+ y += 30;
+ add_tool(new BC_Title(x, y, _("Max bitrate:")));
+ sprintf(string, "%d", asset->vorbis_max_bitrate);
+ add_tool(new VorbisMaxBitrate(x1, y, this, string));
+
+
+ add_subwindow(new BC_OKButton(this));
+ show_window();
+ flush();
+ unlock_window();
+}
+
+int VorbisConfigAudio::close_event()
+{
+ set_done(0);
+ return 1;
+}
+
+
+
+
+
+VorbisFixedBitrate::VorbisFixedBitrate(int x, int y, VorbisConfigAudio *gui)
+ : BC_Radial(x, y, !gui->asset->vorbis_vbr, _("Fixed bitrate"))
+{
+ this->gui = gui;
+}
+int VorbisFixedBitrate::handle_event()
+{
+ gui->asset->vorbis_vbr = 0;
+ gui->variable_bitrate->update(0);
+ return 1;
+}
+
+VorbisVariableBitrate::VorbisVariableBitrate(int x, int y, VorbisConfigAudio *gui)
+ : BC_Radial(x, y, gui->asset->vorbis_vbr, _("Variable bitrate"))
+{
+ this->gui = gui;
+}
+int VorbisVariableBitrate::handle_event()
+{
+ gui->asset->vorbis_vbr = 1;
+ gui->fixed_bitrate->update(0);
+ return 1;
+}
+
+
+VorbisMinBitrate::VorbisMinBitrate(int x,
+ int y,
+ VorbisConfigAudio *gui,
+ char *text)
+ : BC_TextBox(x, y, 180, 1, text)
+{
+ this->gui = gui;
+}
+int VorbisMinBitrate::handle_event()
+{
+ gui->asset->vorbis_min_bitrate = atol(get_text());
+ return 1;
+}
+
+
+
+VorbisMaxBitrate::VorbisMaxBitrate(int x,
+ int y,
+ VorbisConfigAudio *gui,
+ char *text)
+ : BC_TextBox(x, y, 180, 1, text)
+{
+ this->gui = gui;
+}
+int VorbisMaxBitrate::handle_event()
+{
+ gui->asset->vorbis_max_bitrate = atol(get_text());
+ return 1;
+}
+
+
+
+VorbisAvgBitrate::VorbisAvgBitrate(int x, int y, VorbisConfigAudio *gui, char *text)
+ : BC_TextBox(x, y, 180, 1, text)
+{
+ this->gui = gui;
+}
+int VorbisAvgBitrate::handle_event()
+{
+ gui->asset->vorbis_bitrate = atol(get_text());
+ return 1;
+}
+
+
+
+
projects / goodguy / history.git / blobdiff