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Diffstat (limited to 'src/mov_encoder_writer.cc')
-rw-r--r--src/mov_encoder_writer.cc133
1 files changed, 128 insertions, 5 deletions
diff --git a/src/mov_encoder_writer.cc b/src/mov_encoder_writer.cc
index e1179b9..7f982de 100644
--- a/src/mov_encoder_writer.cc
+++ b/src/mov_encoder_writer.cc
@@ -31,6 +31,9 @@
/*
* $Log$
+ * Revision 1.9 2005/07/05 23:15:16 deva
+ * *** empty log message ***
+ *
* Revision 1.8 2005/06/30 10:04:35 deva
* *** empty log message ***
*
@@ -134,11 +137,11 @@ void MovEncoderWriter::thread_main()
Frame *frame;
+ write_multiplex_header();
+
while(running) {
sem_wait(sem);
- // int poolsize;
-
// Lock output mutex
pthread_mutex_lock(mutex);
frame = queue->top();
@@ -150,7 +153,7 @@ void MovEncoderWriter::thread_main()
int wrote = 0;
while(frame && (frame->number == frame_number)) {
- int ret;
+ int ret = 0;
ret = file->Write(frame->data, frame->size);
frame_number++;
@@ -171,9 +174,129 @@ void MovEncoderWriter::thread_main()
pthread_mutex_unlock(mutex);
// Unlock output mutex
}
-
- // info->info("Wrote %d frames, pool size %d - exp: %d", wrote, poolsize, frame_number);
}
info->info("MovEncoderWriter::stop");
}
+
+
+/**
+ * Byte# Data Details
+ * ===================================================================
+ * 1-4 Sequence header In Hex 000001B3
+ * code
+ * 12 bits Horizontal size In pixels
+ * 12 bits Vertical size In pixels
+ * 4 bits Pel aspect ratio See below
+ * 18 bits Frame rate See below
+ * 1 bit Marker bit Always 1
+ * 10 bits VBV buffer size Minimum buffer needed to decode this
+ * sequence of pictures; in 16KB units
+ * 1 bit Constrained
+ * parameter flag
+ * 1 bit Load intra 0: false; 1: true (matrix follows)
+ * quantizer matrix
+ * 64 bytes Intra quantizer Optional
+ * matrix
+ * 1 bit Load nonintra 0: false; 1: true (matrix follows)
+ * quantizer matrix
+ * 64 bytes Nonintra quantizer Optional
+ * matrix
+ * - Squence extension Optional
+ * Data
+ * - User data Optional application-dependent data
+ * ===================================================================
+ */
+/**
+ * Pel aspect ratio:
+ * The actual height of a 12 pixels wide area (normal is 12 = square)
+ * Aspect Ratio (from http://homepage.mac.com/rnc/EditMpegHeaderIFO.html)
+ * 1 = 1:1
+ * 2 = 4:3
+ * 3 = 16:9
+ * 4 = 2.211 (not used in dvd)
+ * 12 = unknown (or undefined!)
+ */
+
+/**
+ * Frame rates:
+ * 1 = 23.976 frames/sec
+ * 2 = 24
+ * 3 = 25
+ * 4 = 29.97
+ * 5 = 30
+ * 6 = 50
+ * 7 = 59.94
+ * 8 = 60
+ */
+void MovEncoderWriter::write_video_header()
+{
+ char header[] = {
+ 0x00, 0x00, 0x01, 0xB3, // Header
+ 0x2D, 0x02, 0x40, // 12 bits width, 12 bits height - 720 (hex: 2D0) x 576 (hex: 240)
+ 0x23, // 4 bits aspect (12 (hex C) works!) 4 bits frameratecode - 3 := 25fps (hex: 3)
+ 0x00, 0x00, // Bitrate - 0 (hex : 0)
+ 0x20, 0xA5, 0x10, 0x12, 0x12, 0x14,
+ 0x14, 0x14, 0x16, 0x16, 0x16, 0x16, 0x18, 0x18, 0x19, 0x18, 0x18, 0x1A, 0x1B, 0x1B, 0x1B, 0x1B,
+ 0x1A, 0x1C, 0x1D, 0x1E, 0x1E, 0x1E, 0x1D, 0x1C, 0x1E, 0x1F, 0x20, 0x21, 0x21, 0x20, 0x1F, 0x1E,
+ 0x21, 0x23, 0x23, 0x24, 0x23, 0x23, 0x21, 0x25, 0x26, 0x27, 0x27, 0x26, 0x25, 0x29, 0x2A, 0x2A,
+ 0x2A, 0x29, 0x2D, 0x2D, 0x2D, 0x2D, 0x30, 0x31, 0x30, 0x34, 0x34, 0x38, 0x16, 0x00, 0xF0, 0xC4,
+ 0x00, 0x00, 0x01, 0xB8, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x0A, 0x72, 0x00,
+ 0x00, 0x00, 0x01, 0x01, 0x13, 0xF9, 0x50, 0x02, 0xBC, 0xB2, 0xB8, 0xBE, 0x68, 0x8B, 0xA4, 0x9F,
+ 0xC5, 0xB5, 0xCA, 0x00, 0x56, 0x76, 0x39, 0x65, 0xF2, 0x30, 0x8B, 0xA6, 0x9D, 0x50, 0x69, 0xE7,
+ 0xDA, 0xFE, 0x13, 0xCF, 0xB7, 0xFF, 0x8F, 0xF4, 0xCE, 0x7B, 0xFA, 0x0E, 0xF0, 0x66, 0xAE, 0x1C,
+ 0x5D, 0xE7, 0x00, 0xC8, 0x0A, 0x92, 0xB9, 0x29, 0x3C, 0x21, 0x23, 0xF1, 0xD6, 0x40, 0x13, 0x06,
+ 0xF0, 0x10, 0x10, 0xC6, 0x27, 0x80, 0xA0, 0x34, 0xE1, 0xC8, 0xE4, 0x0F, 0x74, 0x91, 0xDA, 0xC4,
+ 0x03, 0xA0, 0xDC, 0x03, 0x12, 0x60, 0x18, 0x49, 0x27, 0x1D, 0xD4, 0xBC, 0x67, 0x0E, 0x54, 0x8C,
+ 0x96, 0xFC, 0x5D, 0xC0, 0x06, 0xE0, 0x1A, 0x72, 0x11, 0x7C, 0x9A, 0x8D, 0xC9, 0x45, 0x89, 0x6D,
+ 0xCD, 0xC4, 0x0B, 0x63, 0xDC, 0x90, 0x18, 0x24, 0x00, 0xEC, 0x84, 0x90, 0x18, 0x10, 0xC9, 0x3B,
+ 0x1E, 0xA7, 0x60, 0x3C, 0x9D, 0x74, 0x80, 0x76, 0x05, 0x0B, 0x02, 0x81, 0xA9, 0x29, 0x39, 0x68,
+ 0x53, 0x8F, 0x59, 0xF1, 0xBF, 0x93, 0xFB, 0xA0, 0x04, 0x01, 0xBC, 0xB0, 0xCE, 0x18, 0xE1, 0x25
+ };
+
+ file->Write(header, sizeof(header));
+
+
+}
+/*
+4449 0433 0000 0000
+*/
+void MovEncoderWriter::write_audio_header()
+{
+ char header[] = {
+ 0x44, 0x49, 0x04, 0x33,
+ 0x00, 0x00, 0x00, 0x00
+ };
+
+ file->Write(header, sizeof(header));
+}
+
+void MovEncoderWriter::write_multiplex_header()
+{
+ char header[] = {
+ 0x00, 0x00, 0xba, 0x01,
+ 0x00,
+ 0x21, 0x00, 0x01, 0x80, 0x19, 0x8d, 0x0a,
+ 0x00, 0x00, 0xbb, 0x01,
+ 0x0c, 0x00, 0x0a, 0x80, 0x06, 0x8d, 0xff, 0xe1, 0xe0, 0xe0, 0xc0, 0x25, 0x20, 0xc0a, 0x00, 0x00,
+ 0xba, 0x01, 0x00, 0x21, 0x15, 0x01, 0x80, 0x6d, 0x8d, 0x0a
+ /*
+ 0x00, 0x00, 0xe0, 0x01a, 0x3d, 0x04,
+ 0x25, 0x60, 0x00, 0x31, 0xd7, 0x03, 0x11, 0x8f, 0x03, 0x00, 0x19, 0xc0, 0x00, 0x00a, 0xb3, 0x01,
+ 0x00, 0x16, 0xc4, 0xf0, 0x38, 0x01, 0x85, 0xa0, 0x11, 0x10, 0x12, 0x11, 0x12, 0x12a, 0x13, 0x13,
+ 0x13, 0x13, 0x14, 0x14, 0x14, 0x14, 0x15, 0x14, 0x15, 0x15, 0x15, 0x15, 0x16, 0x15a, 0x16, 0x16,
+ 0x16, 0x16, 0x16, 0x16, 0x17, 0x17, 0x17, 0x17, 0x17, 0x17, 0x17, 0x17, 0x18, 0x18a, 0x19, 0x18,
+ 0x18, 0x18, 0x19, 0x18, 0x1a, 0x1a, 0x1a, 0x1a, 0x1b, 0x19, 0x1b, 0x1b, 0x1b, 0x1ba, 0x1c, 0x1c,
+ 0x1c, 0x1c, 0x1e, 0x1e, 0x1f, 0x1e, 0x21, 0x1f, 0x00, 0x00, 0xb2, 0x01, 0x87, 0x00a, 0x00, 0x81,
+ 0x65, 0x26, 0x63, 0x6e, 0x64, 0x6f, 0x64, 0x65, 0x62, 0x20, 0x20, 0x79, 0x4d, 0x54a, 0x47, 0x50,
+ 0x6e, 0x45, 0x20, 0x63, 0x76, 0x28, 0x72, 0x65, 0x20, 0x2e, 0x2e, 0x32, 0x32, 0x35a, 0x2e, 0x31,
+ 0x38, 0x35, 0x31, 0x2e, 0x39, 0x36, 0x00, 0x29, 0x00, 0x00, 0xb8, 0x01, 0xab, 0x00a, 0x20, 0x22,
+ 0x00, 0x00, 0x00, 0x01, 0x8d, 0x00, 0x78, 0x09, 0x00, 0x00, 0x01, 0x01, 0xf9, 0x1ba, 0x20, 0xf8,
+ 0x02, 0x5e, 0xa1, 0x18, 0x11, 0x30, 0x70, 0xfe, 0xd3, 0x00, 0x4c, 0xdf, 0x84, 0x02a, 0x30, 0xd0,
+ 0x9e, 0x5b, 0x77, 0x81, 0x41, 0xcc, 0xf4, 0x02, 0xc5, 0x10, 0x40, 0x08, 0xf3, 0x8fa, 0x06, 0x80,
+ 0xfa, 0x9e, 0xe7, 0x95, 0x3c, 0x80, 0x09, 0xc1, 0x20, 0xbd, 0xbf, 0x07, 0xd0, 0xe2a, 0xaa, 0x62
+ */
+ };
+
+ file->Write(header, sizeof(header));
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-16 23:11:47 +0000