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FS-7519: set encoder zerolatency

This commit is contained in:
Seven Du 2014-11-26 09:14:10 +08:00 committed by Michael Jerris
parent 45898cfad7
commit 978748ed09
1 changed files with 8 additions and 6 deletions
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14
src/mod/applications/mod_av/mod_av.c
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@ -122,10 +122,11 @@ static switch_status_t init_x264(h264_codec_context_t *context, uint32_t width,
return SWITCH_STATUS_FALSE;
}
x264_param_default(xp);
// x264_param_default(xp);
x264_param_default_preset(xp, "veryfast", "zerolatency");
// xp->i_level_idc = 31; // baseline
// CPU Flags
xp->i_threads = 1;//X264_SYNC_LOOKAHEAD_AUTO;
// xp->i_threads = 1;//X264_SYNC_LOOKAHEAD_AUTO;
// xp->i_lookahead_threads = X264_SYNC_LOOKAHEAD_AUTO;
// Video Properties
xp->i_width = width;
@ -134,10 +135,10 @@ static switch_status_t init_x264(h264_codec_context_t *context, uint32_t width,
xp->i_keyint_max = FPS * 10;
// Bitstream parameters
xp->i_bframe = 0;
xp->i_frame_reference = 0;
// xp->i_frame_reference = 0;
// xp->b_open_gop = 0;
// xp->i_bframe_pyramid = 0;
// xp->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
// xp->i_bframe_adaptive = X264_B_ADAPT_NONE;
//xp->vui.i_sar_width = 1080;
//xp->vui.i_sar_height = 720;
@ -571,7 +572,7 @@ static switch_status_t switch_h264_encode(switch_codec_t *codec,
height = img->d_h;
if (context->x264_params.i_width != width || context->x264_params.i_height != height) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "picture size changed from %dx%d to %dx%d, reinitializing encoder",
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "picture size changed from %dx%d to %dx%d, reinitializing encoder\n",
context->x264_params.i_width, context->x264_params.i_width, width, height);
init_x264(context, width, height);
}
@ -609,12 +610,13 @@ static switch_status_t switch_h264_encode(switch_codec_t *codec,
if (0) { //debug
int i;
x264_nal_t *nals = context->x264_nals;
for (i = 0; i < context->x264_nal_count; i++) {
// int start_code_len = 3 + nals[i].b_long_startcode;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "encoded: %d %d %d %d| %d %d %d %x %x %x %x %x %x\n",
nals[i].i_type, nals[i].i_ref_idc, nals[i].i_payload, nals[i].b_long_startcode, *(nals[i].p_payload), *(nals[i].p_payload + 1), *(nals[i].p_payload + 2), *(nals[i].p_payload+3), *(nals[i].p_payload + 4), *(nals[i].p_payload + 5), *(nals[i].p_payload + 6), *(nals[i].p_payload + 7), *(nals[i].p_payload + 8));
}
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "encoder output dts:%ld\n", (long)pic_out.i_dts);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Got ACL count : %d, Encoder output dts:%ld\n", context->x264_nal_count, (long)pic_out.i_dts);
}
context->cur_nalu_index = 0;