#include "cap_ogg.h"
// video capture cvars
-static cvar_t cl_capturevideo_ogg_theora_quality = {CVAR_SAVE, "cl_capturevideo_ogg_theora_quality", "32", "video quality factor (0 to 63), or -1 to use bitrate only; higher is better"};
-static cvar_t cl_capturevideo_ogg_theora_bitrate = {CVAR_SAVE, "cl_capturevideo_ogg_theora_bitrate", "-1", "video bitrate (45 to 2000 kbps), or -1 to use quality only; higher is better"};
+static cvar_t cl_capturevideo_ogg_theora_vp3compat = {CVAR_SAVE, "cl_capturevideo_ogg_theora_vp3compat", "1", "make VP3 compatible theora streams"};
+static cvar_t cl_capturevideo_ogg_theora_quality = {CVAR_SAVE, "cl_capturevideo_ogg_theora_quality", "48", "video quality factor (0 to 63), or -1 to use bitrate only; higher is better; setting both to -1 achieves unlimited quality"};
+static cvar_t cl_capturevideo_ogg_theora_bitrate = {CVAR_SAVE, "cl_capturevideo_ogg_theora_bitrate", "-1", "video bitrate (45 to 2000 kbps), or -1 to use quality only; higher is better; setting both to -1 achieves unlimited quality"};
static cvar_t cl_capturevideo_ogg_theora_keyframe_bitrate_multiplier = {CVAR_SAVE, "cl_capturevideo_ogg_theora_keyframe_bitrate_multiplier", "1.5", "how much more bit rate to use for keyframes, specified as a factor of at least 1"};
static cvar_t cl_capturevideo_ogg_theora_keyframe_maxinterval = {CVAR_SAVE, "cl_capturevideo_ogg_theora_keyframe_maxinterval", "64", "maximum keyframe interval (1 to 1000)"};
static cvar_t cl_capturevideo_ogg_theora_keyframe_mininterval = {CVAR_SAVE, "cl_capturevideo_ogg_theora_keyframe_mininterval", "8", "minimum keyframe interval (1 to 1000)"};
// end of vorbisenc.h stuff
// theora.h stuff
+
+#define TH_ENCCTL_SET_VP3_COMPATIBLE (10)
+
typedef struct {
int y_width; /**< Width of the Y' luminance plane */
int y_height; /**< Height of the luminance plane */
static void (*qtheora_comment_init) (theora_comment *tc);
static void (*qtheora_comment_clear) (theora_comment *tc);
static double (*qtheora_granule_time) (theora_state *th,ogg_int64_t granulepos);
+static int (*qtheora_control) (theora_state *th,int req,void *buf,size_t buf_sz);
// end of theora.h stuff
static dllfunction_t oggfuncs[] =
{"theora_encode_tables", (void **) &qtheora_encode_tables},
{"theora_clear", (void **) &qtheora_clear},
{"theora_granule_time", (void **) &qtheora_granule_time},
+ {"theora_control", (void **) &qtheora_control},
{NULL, NULL}
};
{
SCR_CaptureVideo_Ogg_OpenLibrary();
+ Cvar_RegisterVariable(&cl_capturevideo_ogg_theora_vp3compat);
Cvar_RegisterVariable(&cl_capturevideo_ogg_theora_quality);
Cvar_RegisterVariable(&cl_capturevideo_ogg_theora_bitrate);
Cvar_RegisterVariable(&cl_capturevideo_ogg_theora_keyframe_bitrate_multiplier);
theora_comment tc;
vorbis_comment vc;
theora_info ti;
+ int vp3compat;
format->serial1 = rand();
qogg_stream_init(&format->to, format->serial1);
if(ti.target_bitrate <= 0)
{
- if(ti.quality < 0)
- {
- ti.target_bitrate = -1;
- ti.keyframe_data_target_bitrate = (unsigned int)-1;
- ti.quality = 63;
- }
- else
- {
- ti.target_bitrate = -1;
- ti.keyframe_data_target_bitrate = (unsigned int)-1;
- ti.quality = bound(0, ti.quality, 63);
- }
+ ti.target_bitrate = -1;
+ ti.keyframe_data_target_bitrate = (unsigned int)-1;
}
else
{
- if(ti.quality < 0)
- {
- ti.target_bitrate = bound(45000, ti.target_bitrate, 2000000);
- ti.keyframe_data_target_bitrate = (int) (ti.target_bitrate * max(1, cl_capturevideo_ogg_theora_keyframe_bitrate_multiplier.value));
- ti.quality = -1;
- }
- else
+ ti.keyframe_data_target_bitrate = (int) (ti.target_bitrate * max(1, cl_capturevideo_ogg_theora_keyframe_bitrate_multiplier.value));
+
+ if(ti.target_bitrate < 45000 || ti.target_bitrate > 2000000)
+ Con_DPrintf("WARNING: requesting an odd bitrate for theora (sensible values range from 45 to 2000 kbps)\n");
+ }
+
+ if(ti.quality < 0 || ti.quality > 63)
+ {
+ ti.quality = 63;
+ if(ti.target_bitrate <= 0)
{
- ti.target_bitrate = bound(45000, ti.target_bitrate, 2000000);
- ti.keyframe_data_target_bitrate = (int) (ti.target_bitrate * max(1, cl_capturevideo_ogg_theora_keyframe_bitrate_multiplier.value));
- ti.quality = -1;
+ ti.target_bitrate = 0x7FFFFFFF;
+ ti.keyframe_data_target_bitrate = 0x7FFFFFFF;
}
}
qtheora_encode_init(&format->ts, &ti);
qtheora_info_clear(&ti);
+ if(cl_capturevideo_ogg_theora_vp3compat.integer)
+ {
+ vp3compat = 1;
+ qtheora_control(&format->ts, TH_ENCCTL_SET_VP3_COMPATIBLE, &vp3compat, sizeof(vp3compat));
+ if(!vp3compat)
+ Con_DPrintf("Warning: theora stream is not fully VP3 compatible\n");
+ }
+
// vorbis?
if(cls.capturevideo.soundrate)
{