#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "libavutil/stereo3d.h"
+#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "internal.h"
int avcintra_class;
int motion_est;
int forced_idr;
+ int a53_cc;
char *x264_params;
} X264Context;
int nnal, i, ret;
x264_picture_t pic_out = {0};
int pict_type;
+ AVFrameSideData *side_data;
x264_picture_init( &x4->pic );
x4->pic.img.i_csp = x4->params.i_csp;
break;
}
reconfig_encoder(ctx, frame);
+
+ if (x4->a53_cc) {
+ side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_A53_CC);
+ if (side_data) {
+ x4->pic.extra_sei.payloads = av_mallocz(sizeof(x4->pic.extra_sei.payloads[0]));
+ if (x4->pic.extra_sei.payloads == NULL) {
+ av_log(ctx, AV_LOG_ERROR, "Not enough memory for closed captions, skipping\n");
+ goto skip_a53cc;
+ }
+ x4->pic.extra_sei.sei_free = av_free;
+
+ x4->pic.extra_sei.payloads[0].payload_size = side_data->size + 11;
+ x4->pic.extra_sei.payloads[0].payload = av_mallocz(x4->pic.extra_sei.payloads[0].payload_size);
+ if (x4->pic.extra_sei.payloads[0].payload == NULL) {
+ av_log(ctx, AV_LOG_ERROR, "Not enough memory for closed captions, skipping\n");
+ av_freep(&x4->pic.extra_sei.payloads);
+ goto skip_a53cc;
+ }
+ x4->pic.extra_sei.num_payloads = 1;
+ x4->pic.extra_sei.payloads[0].payload_type = 4;
+ memcpy(x4->pic.extra_sei.payloads[0].payload + 10, side_data->data, side_data->size);
+ x4->pic.extra_sei.payloads[0].payload[0] = 181;
+ x4->pic.extra_sei.payloads[0].payload[1] = 0;
+ x4->pic.extra_sei.payloads[0].payload[2] = 49;
+
+ /**
+ * 'GA94' is standard in North America for ATSC, but hard coding
+ * this style may not be the right thing to do -- other formats
+ * do exist. This information is not available in the side_data
+ * so we are going with this right now.
+ */
+ AV_WL32(x4->pic.extra_sei.payloads[0].payload + 3,
+ MKTAG('G', 'A', '9', '4'));
+ x4->pic.extra_sei.payloads[0].payload[7] = 3;
+ x4->pic.extra_sei.payloads[0].payload[8] =
+ ((side_data->size/3) & 0x1f) | 0x40;
+ x4->pic.extra_sei.payloads[0].payload[9] = 0;
+ x4->pic.extra_sei.payloads[0].payload[side_data->size+10] = 255;
+ }
+ }
}
+skip_a53cc:
do {
if (x264_encoder_encode(x4->enc, &nal, &nnal, frame? &x4->pic: NULL, &pic_out) < 0)
return AVERROR_EXTERNAL;
#define OPT_STR(opt, param) \
do { \
int ret; \
- if (param && (ret = x264_param_parse(&x4->params, opt, param)) < 0) { \
+ if ((ret = x264_param_parse(&x4->params, opt, param)) < 0) { \
if(ret == X264_PARAM_BAD_NAME) \
av_log(avctx, AV_LOG_ERROR, \
"bad option '%s': '%s'\n", opt, param); \
x4->params.i_log_level = X264_LOG_DEBUG;
x4->params.i_csp = convert_pix_fmt(avctx->pix_fmt);
- OPT_STR("weightp", x4->wpredp);
+ PARSE_X264_OPT("weightp", wpredp);
if (avctx->bit_rate) {
x4->params.rc.i_bitrate = avctx->bit_rate / 1000;
(float)avctx->rc_initial_buffer_occupancy / avctx->rc_buffer_size;
}
- OPT_STR("level", x4->level);
+ PARSE_X264_OPT("level", level);
if (avctx->i_quant_factor > 0)
x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor);
{"level", "Specify level (as defined by Annex A)", OFFSET(level), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE},
{"passlogfile", "Filename for 2 pass stats", OFFSET(stats), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE},
{"wpredp", "Weighted prediction for P-frames", OFFSET(wpredp), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE},
+ {"a53cc", "Use A53 Closed Captions (if available)", OFFSET(a53_cc), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, VE},
{"x264opts", "x264 options", OFFSET(x264opts), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE},
{ "crf", "Select the quality for constant quality mode", OFFSET(crf), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE },
{ "crf_max", "In CRF mode, prevents VBV from lowering quality beyond this point.",OFFSET(crf_max), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE },