generic-library/vpx
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set_maps: Flush encoder.

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According to the current API spec we need to call vpx_codec_encode() until
vpx_codec_get_cx_data() returns NULL.

Change-Id: I4617f8042d50480a8f47b0b7114d4759fa566b14
This commit is contained in:
Dmitry Kovalev 2014-08-15 17:15:17 -07:00
parent fa8de273e7
commit a8e674de4f
1 changed files with 14 additions and 5 deletions
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19
examples/set_maps.c
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@ -125,10 +125,11 @@ static void unset_active_map(const vpx_codec_enc_cfg_t *cfg,
die_codec(codec, "Failed to set active map");
}
static void encode_frame(vpx_codec_ctx_t *codec,
vpx_image_t *img,
int frame_index,
VpxVideoWriter *writer) {
static int encode_frame(vpx_codec_ctx_t *codec,
vpx_image_t *img,
int frame_index,
VpxVideoWriter *writer) {
int got_pkts = 0;
vpx_codec_iter_t iter = NULL;
const vpx_codec_cx_pkt_t *pkt = NULL;
const vpx_codec_err_t res = vpx_codec_encode(codec, img, frame_index, 1, 0,
@ -137,6 +138,8 @@ static void encode_frame(vpx_codec_ctx_t *codec,
die_codec(codec, "Failed to encode frame");
while ((pkt = vpx_codec_get_cx_data(codec, &iter)) != NULL) {
got_pkts = 1;
if (pkt->kind == VPX_CODEC_CX_FRAME_PKT) {
const int keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) != 0;
if (!vpx_video_writer_write_frame(writer,
@ -150,6 +153,8 @@ static void encode_frame(vpx_codec_ctx_t *codec,
fflush(stdout);
}
}
return got_pkts;
}
int main(int argc, char **argv) {
@ -217,6 +222,7 @@ int main(int argc, char **argv) {
if (vpx_codec_enc_init(&codec, encoder->codec_interface(), &cfg, 0))
die_codec(&codec, "Failed to initialize encoder");
// Encode frames.
while (vpx_img_read(&raw, infile)) {
++frame_count;
@ -230,7 +236,10 @@ int main(int argc, char **argv) {
encode_frame(&codec, &raw, frame_count, writer);
}
encode_frame(&codec, NULL, -1, writer);
// Flush encoder.
while (encode_frame(&codec, NULL, -1, writer)) {}
printf("\n");
fclose(infile);
printf("Processed %d frames.\n", frame_count);