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Diffstat (limited to 'libavformat/sdp.c')
-rw-r--r--libavformat/sdp.c174
1 files changed, 87 insertions, 87 deletions
diff --git a/libavformat/sdp.c b/libavformat/sdp.c
index fe43e04361..d21ffacabc 100644
--- a/libavformat/sdp.c
+++ b/libavformat/sdp.c
@@ -151,24 +151,24 @@ static int sdp_get_address(char *dest_addr, int size, int *ttl, const char *url)
}
#define MAX_PSET_SIZE 1024
-static char *extradata2psets(AVCodecContext *c)
+static char *extradata2psets(AVFormatContext *s, AVCodecParameters *par)
{
char *psets, *p;
const uint8_t *r;
static const char pset_string[] = "; sprop-parameter-sets=";
static const char profile_string[] = "; profile-level-id=";
- uint8_t *extradata = c->extradata;
- int extradata_size = c->extradata_size;
+ uint8_t *extradata = par->extradata;
+ int extradata_size = par->extradata_size;
uint8_t *tmpbuf = NULL;
const uint8_t *sps = NULL, *sps_end;
- if (c->extradata_size > MAX_EXTRADATA_SIZE) {
- av_log(c, AV_LOG_ERROR, "Too much extradata!\n");
+ if (par->extradata_size > MAX_EXTRADATA_SIZE) {
+ av_log(s, AV_LOG_ERROR, "Too much extradata!\n");
return NULL;
}
- if (c->extradata[0] == 1) {
- if (ff_avc_write_annexb_extradata(c->extradata, &extradata,
+ if (par->extradata[0] == 1) {
+ if (ff_avc_write_annexb_extradata(par->extradata, &extradata,
&extradata_size))
return NULL;
tmpbuf = extradata;
@@ -176,7 +176,7 @@ static char *extradata2psets(AVCodecContext *c)
psets = av_mallocz(MAX_PSET_SIZE);
if (!psets) {
- av_log(c, AV_LOG_ERROR, "Cannot allocate memory for the parameter sets.\n");
+ av_log(s, AV_LOG_ERROR, "Cannot allocate memory for the parameter sets.\n");
av_free(tmpbuf);
return NULL;
}
@@ -203,7 +203,7 @@ static char *extradata2psets(AVCodecContext *c)
sps_end = r1;
}
if (!av_base64_encode(p, MAX_PSET_SIZE - (p - psets), r, r1 - r)) {
- av_log(c, AV_LOG_ERROR, "Cannot Base64-encode %td %td!\n", MAX_PSET_SIZE - (p - psets), r1 - r);
+ av_log(s, AV_LOG_ERROR, "Cannot Base64-encode %td %td!\n", MAX_PSET_SIZE - (p - psets), r1 - r);
av_free(psets);
av_free(tmpbuf);
@@ -223,11 +223,11 @@ static char *extradata2psets(AVCodecContext *c)
return psets;
}
-static char *extradata2psets_hevc(AVCodecContext *c)
+static char *extradata2psets_hevc(AVCodecParameters *par)
{
char *psets;
- uint8_t *extradata = c->extradata;
- int extradata_size = c->extradata_size;
+ uint8_t *extradata = par->extradata;
+ int extradata_size = par->extradata_size;
uint8_t *tmpbuf = NULL;
int ps_pos[3] = { 0 };
static const char * const ps_names[3] = { "vps", "sps", "pps" };
@@ -238,11 +238,11 @@ static char *extradata2psets_hevc(AVCodecContext *c)
// the same type, and we might need to convert from one format to the
// other anyway, we get away with a little less work by using the hvcc
// format.
- if (c->extradata[0] != 1) {
+ if (par->extradata[0] != 1) {
AVIOContext *pb;
if (avio_open_dyn_buf(&pb) < 0)
return NULL;
- if (ff_isom_write_hvcc(pb, c->extradata, c->extradata_size, 0) < 0) {
+ if (ff_isom_write_hvcc(pb, par->extradata, par->extradata_size, 0) < 0) {
avio_close_dyn_buf(pb, &tmpbuf);
goto err;
}
@@ -324,35 +324,35 @@ err:
return NULL;
}
-static char *extradata2config(AVCodecContext *c)
+static char *extradata2config(AVFormatContext *s, AVCodecParameters *par)
{
char *config;
- if (c->extradata_size > MAX_EXTRADATA_SIZE) {
- av_log(c, AV_LOG_ERROR, "Too much extradata!\n");
+ if (par->extradata_size > MAX_EXTRADATA_SIZE) {
+ av_log(s, AV_LOG_ERROR, "Too much extradata!\n");
return NULL;
}
- config = av_malloc(10 + c->extradata_size * 2);
+ config = av_malloc(10 + par->extradata_size * 2);
if (!config) {
- av_log(c, AV_LOG_ERROR, "Cannot allocate memory for the config info.\n");
+ av_log(s, AV_LOG_ERROR, "Cannot allocate memory for the config info.\n");
return NULL;
}
memcpy(config, "; config=", 9);
- ff_data_to_hex(config + 9, c->extradata, c->extradata_size, 0);
- config[9 + c->extradata_size * 2] = 0;
+ ff_data_to_hex(config + 9, par->extradata, par->extradata_size, 0);
+ config[9 + par->extradata_size * 2] = 0;
return config;
}
-static char *xiph_extradata2config(AVCodecContext *c)
+static char *xiph_extradata2config(AVFormatContext *s, AVCodecParameters *par)
{
char *config, *encoded_config;
uint8_t *header_start[3];
int headers_len, header_len[3], config_len;
int first_header_size;
- switch (c->codec_id) {
+ switch (par->codec_id) {
case AV_CODEC_ID_THEORA:
first_header_size = 42;
break;
@@ -360,14 +360,14 @@ static char *xiph_extradata2config(AVCodecContext *c)
first_header_size = 30;
break;
default:
- av_log(c, AV_LOG_ERROR, "Unsupported Xiph codec ID\n");
+ av_log(s, AV_LOG_ERROR, "Unsupported Xiph codec ID\n");
return NULL;
}
- if (avpriv_split_xiph_headers(c->extradata, c->extradata_size,
+ if (avpriv_split_xiph_headers(par->extradata, par->extradata_size,
first_header_size, header_start,
header_len) < 0) {
- av_log(c, AV_LOG_ERROR, "Extradata corrupt.\n");
+ av_log(s, AV_LOG_ERROR, "Extradata corrupt.\n");
return NULL;
}
@@ -409,12 +409,12 @@ static char *xiph_extradata2config(AVCodecContext *c)
return encoded_config;
xiph_fail:
- av_log(c, AV_LOG_ERROR,
+ av_log(s, AV_LOG_ERROR,
"Not enough memory for configuration string\n");
return NULL;
}
-static int latm_context2profilelevel(AVCodecContext *c)
+static int latm_context2profilelevel(AVCodecParameters *par)
{
/* MP4A-LATM
* The RTP payload format specification is described in RFC 3016
@@ -425,17 +425,17 @@ static int latm_context2profilelevel(AVCodecContext *c)
/* TODO: AAC Profile only supports AAC LC Object Type.
* Different Object Types should implement different Profile Levels */
- if (c->sample_rate <= 24000) {
- if (c->channels <= 2)
+ if (par->sample_rate <= 24000) {
+ if (par->channels <= 2)
profile_level = 0x28; // AAC Profile, Level 1
- } else if (c->sample_rate <= 48000) {
- if (c->channels <= 2) {
+ } else if (par->sample_rate <= 48000) {
+ if (par->channels <= 2) {
profile_level = 0x29; // AAC Profile, Level 2
- } else if (c->channels <= 5) {
+ } else if (par->channels <= 5) {
profile_level = 0x2A; // AAC Profile, Level 4
}
- } else if (c->sample_rate <= 96000) {
- if (c->channels <= 5) {
+ } else if (par->sample_rate <= 96000) {
+ if (par->channels <= 5) {
profile_level = 0x2B; // AAC Profile, Level 5
}
}
@@ -443,7 +443,7 @@ static int latm_context2profilelevel(AVCodecContext *c)
return profile_level;
}
-static char *latm_context2config(AVCodecContext *c)
+static char *latm_context2config(AVFormatContext *s, AVCodecParameters *par)
{
/* MP4A-LATM
* The RTP payload format specification is described in RFC 3016
@@ -454,23 +454,23 @@ static char *latm_context2config(AVCodecContext *c)
char *config;
for (rate_index = 0; rate_index < 16; rate_index++)
- if (avpriv_mpeg4audio_sample_rates[rate_index] == c->sample_rate)
+ if (avpriv_mpeg4audio_sample_rates[rate_index] == par->sample_rate)
break;
if (rate_index == 16) {
- av_log(c, AV_LOG_ERROR, "Unsupported sample rate\n");
+ av_log(s, AV_LOG_ERROR, "Unsupported sample rate\n");
return NULL;
}
config_byte[0] = 0x40;
config_byte[1] = 0;
config_byte[2] = 0x20 | rate_index;
- config_byte[3] = c->channels << 4;
+ config_byte[3] = par->channels << 4;
config_byte[4] = 0x3f;
config_byte[5] = 0xc0;
config = av_malloc(6*2+1);
if (!config) {
- av_log(c, AV_LOG_ERROR, "Cannot allocate memory for the config info.\n");
+ av_log(s, AV_LOG_ERROR, "Cannot allocate memory for the config info.\n");
return NULL;
}
ff_data_to_hex(config, config_byte, 6, 1);
@@ -479,18 +479,18 @@ static char *latm_context2config(AVCodecContext *c)
return config;
}
-static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c, int payload_type, AVFormatContext *fmt)
+static char *sdp_write_media_attributes(char *buff, int size, AVCodecParameters *p, int payload_type, AVFormatContext *fmt)
{
char *config = NULL;
- switch (c->codec_id) {
+ switch (p->codec_id) {
case AV_CODEC_ID_H264: {
int mode = 1;
if (fmt && fmt->oformat && fmt->oformat->priv_class &&
av_opt_flag_is_set(fmt->priv_data, "rtpflags", "h264_mode0"))
mode = 0;
- if (c->extradata_size) {
- config = extradata2psets(c);
+ if (p->extradata_size) {
+ config = extradata2psets(fmt, p);
}
av_strlcatf(buff, size, "a=rtpmap:%d H264/90000\r\n"
"a=fmtp:%d packetization-mode=%d%s\r\n",
@@ -502,9 +502,9 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
{
const char *pic_fmt = NULL;
/* only QCIF and CIF are specified as supported in RFC 4587 */
- if (c->width == 176 && c->height == 144)
+ if (p->width == 176 && p->height == 144)
pic_fmt = "QCIF=1";
- else if (c->width == 352 && c->height == 288)
+ else if (p->width == 352 && p->height == 288)
pic_fmt = "CIF=1";
if (payload_type >= RTP_PT_PRIVATE)
av_strlcatf(buff, size, "a=rtpmap:%d H261/90000\r\n", payload_type);
@@ -520,23 +520,23 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
* stagefright and on Samsung bada. */
if (!fmt || !fmt->oformat->priv_class ||
!av_opt_flag_is_set(fmt->priv_data, "rtpflags", "rfc2190") ||
- c->codec_id == AV_CODEC_ID_H263P)
+ p->codec_id == AV_CODEC_ID_H263P)
av_strlcatf(buff, size, "a=rtpmap:%d H263-2000/90000\r\n"
"a=framesize:%d %d-%d\r\n",
payload_type,
- payload_type, c->width, c->height);
+ payload_type, p->width, p->height);
break;
case AV_CODEC_ID_HEVC:
- if (c->extradata_size)
- config = extradata2psets_hevc(c);
+ if (p->extradata_size)
+ config = extradata2psets_hevc(p);
av_strlcatf(buff, size, "a=rtpmap:%d H265/90000\r\n", payload_type);
if (config)
av_strlcatf(buff, size, "a=fmtp:%d %s\r\n",
payload_type, config);
break;
case AV_CODEC_ID_MPEG4:
- if (c->extradata_size) {
- config = extradata2config(c);
+ if (p->extradata_size) {
+ config = extradata2config(fmt, p);
}
av_strlcatf(buff, size, "a=rtpmap:%d MP4V-ES/90000\r\n"
"a=fmtp:%d profile-level-id=1%s\r\n",
@@ -546,21 +546,21 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
case AV_CODEC_ID_AAC:
if (fmt && fmt->oformat->priv_class &&
av_opt_flag_is_set(fmt->priv_data, "rtpflags", "latm")) {
- config = latm_context2config(c);
+ config = latm_context2config(fmt, p);
if (!config)
return NULL;
av_strlcatf(buff, size, "a=rtpmap:%d MP4A-LATM/%d/%d\r\n"
"a=fmtp:%d profile-level-id=%d;cpresent=0;config=%s\r\n",
- payload_type, c->sample_rate, c->channels,
- payload_type, latm_context2profilelevel(c), config);
+ payload_type, p->sample_rate, p->channels,
+ payload_type, latm_context2profilelevel(p), config);
} else {
- if (c->extradata_size) {
- config = extradata2config(c);
+ if (p->extradata_size) {
+ config = extradata2config(fmt, p);
} else {
/* FIXME: maybe we can forge config information based on the
* codec parameters...
*/
- av_log(c, AV_LOG_ERROR, "AAC with no global headers is currently not supported.\n");
+ av_log(fmt, AV_LOG_ERROR, "AAC with no global headers is currently not supported.\n");
return NULL;
}
if (!config) {
@@ -570,7 +570,7 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
"a=fmtp:%d profile-level-id=1;"
"mode=AAC-hbr;sizelength=13;indexlength=3;"
"indexdeltalength=3%s\r\n",
- payload_type, c->sample_rate, c->channels,
+ payload_type, p->sample_rate, p->channels,
payload_type, config);
}
break;
@@ -578,48 +578,48 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
if (payload_type >= RTP_PT_PRIVATE)
av_strlcatf(buff, size, "a=rtpmap:%d L16/%d/%d\r\n",
payload_type,
- c->sample_rate, c->channels);
+ p->sample_rate, p->channels);
break;
case AV_CODEC_ID_PCM_MULAW:
if (payload_type >= RTP_PT_PRIVATE)
av_strlcatf(buff, size, "a=rtpmap:%d PCMU/%d/%d\r\n",
payload_type,
- c->sample_rate, c->channels);
+ p->sample_rate, p->channels);
break;
case AV_CODEC_ID_PCM_ALAW:
if (payload_type >= RTP_PT_PRIVATE)
av_strlcatf(buff, size, "a=rtpmap:%d PCMA/%d/%d\r\n",
payload_type,
- c->sample_rate, c->channels);
+ p->sample_rate, p->channels);
break;
case AV_CODEC_ID_AMR_NB:
av_strlcatf(buff, size, "a=rtpmap:%d AMR/%d/%d\r\n"
"a=fmtp:%d octet-align=1\r\n",
- payload_type, c->sample_rate, c->channels,
+ payload_type, p->sample_rate, p->channels,
payload_type);
break;
case AV_CODEC_ID_AMR_WB:
av_strlcatf(buff, size, "a=rtpmap:%d AMR-WB/%d/%d\r\n"
"a=fmtp:%d octet-align=1\r\n",
- payload_type, c->sample_rate, c->channels,
+ payload_type, p->sample_rate, p->channels,
payload_type);
break;
case AV_CODEC_ID_VORBIS:
- if (c->extradata_size)
- config = xiph_extradata2config(c);
+ if (p->extradata_size)
+ config = xiph_extradata2config(fmt, p);
else
- av_log(c, AV_LOG_ERROR, "Vorbis configuration info missing\n");
+ av_log(fmt, AV_LOG_ERROR, "Vorbis configuration info missing\n");
if (!config)
return NULL;
av_strlcatf(buff, size, "a=rtpmap:%d vorbis/%d/%d\r\n"
"a=fmtp:%d configuration=%s\r\n",
- payload_type, c->sample_rate, c->channels,
+ payload_type, p->sample_rate, p->channels,
payload_type, config);
break;
case AV_CODEC_ID_THEORA: {
const char *pix_fmt;
- switch (c->pix_fmt) {
+ switch (p->format) {
case AV_PIX_FMT_YUV420P:
pix_fmt = "YCbCr-4:2:0";
break;
@@ -630,14 +630,14 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
pix_fmt = "YCbCr-4:4:4";
break;
default:
- av_log(c, AV_LOG_ERROR, "Unsupported pixel format.\n");
+ av_log(fmt, AV_LOG_ERROR, "Unsupported pixel format.\n");
return NULL;
}
- if (c->extradata_size)
- config = xiph_extradata2config(c);
+ if (p->extradata_size)
+ config = xiph_extradata2config(fmt, p);
else
- av_log(c, AV_LOG_ERROR, "Theora configuation info missing\n");
+ av_log(fmt, AV_LOG_ERROR, "Theora configuation info missing\n");
if (!config)
return NULL;
@@ -646,7 +646,7 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
"width=%d; height=%d; sampling=%s; "
"configuration=%s\r\n",
payload_type, payload_type,
- c->width, c->height, pix_fmt, config);
+ p->width, p->height, pix_fmt, config);
break;
}
case AV_CODEC_ID_VP8:
@@ -662,25 +662,25 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
if (payload_type >= RTP_PT_PRIVATE)
av_strlcatf(buff, size, "a=rtpmap:%d G722/%d/%d\r\n",
payload_type,
- 8000, c->channels);
+ 8000, p->channels);
break;
case AV_CODEC_ID_ADPCM_G726: {
if (payload_type >= RTP_PT_PRIVATE)
av_strlcatf(buff, size, "a=rtpmap:%d G726-%d/%d\r\n",
payload_type,
- c->bits_per_coded_sample*8,
- c->sample_rate);
+ p->bits_per_coded_sample*8,
+ p->sample_rate);
break;
}
case AV_CODEC_ID_ILBC:
av_strlcatf(buff, size, "a=rtpmap:%d iLBC/%d\r\n"
"a=fmtp:%d mode=%d\r\n",
- payload_type, c->sample_rate,
- payload_type, c->block_align == 38 ? 20 : 30);
+ payload_type, p->sample_rate,
+ payload_type, p->block_align == 38 ? 20 : 30);
break;
case AV_CODEC_ID_SPEEX:
av_strlcatf(buff, size, "a=rtpmap:%d speex/%d\r\n",
- payload_type, c->sample_rate);
+ payload_type, p->sample_rate);
break;
case AV_CODEC_ID_OPUS:
/* The opus RTP draft says that all opus streams MUST be declared
@@ -691,7 +691,7 @@ static char *sdp_write_media_attributes(char *buff, int size, AVCodecContext *c,
receivers MUST be able to receive and process stereo packets. */
av_strlcatf(buff, size, "a=rtpmap:%d opus/48000/2\r\n",
payload_type);
- if (c->channels == 2) {
+ if (p->channels == 2) {
av_strlcatf(buff, size, "a=fmtp:%d sprop-stereo:1\r\n",
payload_type);
}
@@ -710,13 +710,13 @@ void ff_sdp_write_media(char *buff, int size, AVStream *st, int idx,
const char *dest_addr, const char *dest_type,
int port, int ttl, AVFormatContext *fmt)
{
- AVCodecContext *c = st->codec;
+ AVCodecParameters *p = st->codecpar;
const char *type;
int payload_type;
- payload_type = ff_rtp_get_payload_type(fmt, c, idx);
+ payload_type = ff_rtp_get_payload_type(fmt, st->codecpar, idx);
- switch (c->codec_type) {
+ switch (p->codec_type) {
case AVMEDIA_TYPE_VIDEO : type = "video" ; break;
case AVMEDIA_TYPE_AUDIO : type = "audio" ; break;
case AVMEDIA_TYPE_SUBTITLE: type = "text" ; break;
@@ -725,11 +725,11 @@ void ff_sdp_write_media(char *buff, int size, AVStream *st, int idx,
av_strlcatf(buff, size, "m=%s %d RTP/AVP %d\r\n", type, port, payload_type);
sdp_write_address(buff, size, dest_addr, dest_type, ttl);
- if (c->bit_rate) {
- av_strlcatf(buff, size, "b=AS:%d\r\n", c->bit_rate / 1000);
+ if (p->bit_rate) {
+ av_strlcatf(buff, size, "b=AS:%d\r\n", p->bit_rate / 1000);
}
- sdp_write_media_attributes(buff, size, c, payload_type, fmt);
+ sdp_write_media_attributes(buff, size, p, payload_type, fmt);
}
int av_sdp_create(AVFormatContext *ac[], int n_files, char *buf, int size)
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-08 07:50:58 +0000